Dodge Rear End Casting NumbersEach character in the VIN number has a significant. The rear end or differential is an essential part of an automobile; it helps your vehicle balance the rotation of the inner and outer wheels, especially when turning. 25 10 bolt cover See more Reply Save. I think its the 345 or 346 head has the largest combustion chamber of 75 cc and were used on 85 up cop car engines. To prevent warping from heat, don't use a torch and avoid extended use of a die. Traditional BOMs are 6 digits followed by 1 or 2 digits, and start with the numbers 60 or 61. The rear end will eventually go KABOOM. Pinion depth and bearing preload is set with shims. 00 1994-2013 Dodge Ram 5 Link Coil Spring Front Suspension IDN-121 Identification Help $0. 73 ratio, you change only the ring gear and pinion assembly. 50 in (38 mm) Rear (35 Spline). It is like the VIN number for your axle assembly. The casting numbers do not separate SG from open; they are just casting numbers for the case. Common axle ratios that came from the factory on Dodge Ram trucks are 3. For 2002 and earlier Dodge trucks, the BOM Number is a 6 digit number that begins with a 6 plus a dash number (ex: 605523-3) The BOM number may by stamped on the right axle tube (older axles) or stamped on a tag affixed to the differential cover. 375" / 27 Ring Gear Bolts: (10) 3/8"x24 LH Cover Bolts: 9 or 10. Body lines covered are A-Body, B-Body, C-Body, E-Body, F-Body, J-body, M-body and R-body. The numbers are, 2852905. Wanting to check if I require the same casting number on my current Hemi heads in order to change them out with another set of heads running the same build years? I have the 2011 and I believe my years run from 2009-12 if I'm correct? front end parts NUMBERS. 09, you must change to a high-ratio case in addition to changing the ring gear and pinion. 25"10 Bolt Rear End Chrysler 9. The BOM number is a 6 digit number beginning with a 6 plus a dash number (ex: 605523-3). Browse our Dana axle identification database at Torque King 4x4. If you change the ratio to a 4. Does the 151 above the casting correlate to a year like Jan 51?. 00 Dana Axle ID Tag IDN-100. Dodge used Dana rear axles on almost all 1960's and newer 3/4 and 1 Ton 4x4 trucks through the 2002 Model Year. Chrysler Corporation Passenger Car Rear Axle Dimensions and Identification: 1962 to 1989 Below is a chart and diagram showing rear axle dimensions for Chrysler, Plymouth, and Dodge passenger cars manufactured from 1962 to 1989. Each Dana axle identification chart is free to use and easy to download. That will tell you what pinion style you have and you can also tell if you are running posi and what style by pulling that and looking at it. Rick Rear end Prev Post. What center section should my A-Body have in it? Does it matter? RustyRatRod I was born on a. 75 (8 3/4) rear end LOADS FROM THE FRONT and IS THE ONLY REAR END THAT DOESN’T HAVE A REAR COVER. 50 in (38 mm) Rear (35 Spline). With an automatic it should be a D-70, unless it was a gasser originally. VIN* Help Me Find My Vin 0 /17 FIND YOUR VEHICLE FAQs Still Have Questions ? We're here to help. I have been searching for the ID of this rear end for days. What we mean by this is that for every 3. Casting numbers 2070742 (used from 1961-'69) and 1634985 (used from 1957-'64) identify the 1 3/4;-inch-diameter 10-spline pinion shaft, and are commonly referred to as the "742" case. 25 10 bolt rear end, 1969-1970 B body rear end, identified by yearone rear axle identification list. It is relatively easy to determine which axle your car currently has and then determine which one it was equipped with from the factory. For example, you might see 3994-1 for the BOM, but the 60 has been dropped and the actual BOM is 603994-1. Casting numbers 2881488 and 2881489 were used from 1969 through 1974 and were the only cases used after 1973. Example - If you have a model 44 Rear Axle with a 3. Shop by Differential Differential Models Chrysler 7. You may also see a number "2" stamped in the driver's side rear of the housing on the 1964-'69 units. 25" front and rear end parts, to the large 11. 54 ratio and wish to change to a 3. 25"" 12 Bolt Rear End. Identifying a rear-end is handy when searching through the junkyard for a replacement or an upcoming project. 625" / 28 Ring Gear Bolts: (8) 7/16"x20 Cover Bolts: 12 Carrier Breaks: 2. I know it came out of a late 80's ram. However, road debris, dirt, grime, and general age can obscure these numbers. Spicer/Dana 44 rear axles are identified by a casting number stamped into the webbing on the front of the differential case to the driver's side of the driveshaft. When we are talking about these ratios in numbers, we commonly will say 3. We make it easy to verify your exact rear end by providing specs and year, make, and model applications for each differential listed. I have the Motorbooks workshop Chrysler muscle car parts interchange manual for 68 to 74 but is does not list that casting number. I was hoping for something a bit more highway friendly. The dash number indicates the axle ratio and differential type (open or locking). 2" housing flange to flange / 43. Inner axle shaft spline counts are 23, 32, and 35 Pinion shaft diameter: 1. From 1973 on, the 8. 00 2003-2013 Dodge Ram AAM 925 Front Axle Features IDN-122 Identification. Then there isn't a specific way to identify the rear end as numbers matching? It seems that you can only identify the rear as as being correct for the car by using the rear end part number (742) and of course the date code has to precede the build date. In case you do some scrounging, here’s a casting number and ID cheat sheet: 8. After getting all the mud, crud, and at least 50K miles of road tar outta the way, I was able to see the casting numbers and the ratio stamped by the fill plug, which 3. When we are talking about these ratios in numbers, we commonly will say 3. Check out our list of FAQs, and if we haven't addressed your concern, don't hesitate to contact us. i climbed under the truck to see where the ID tags were on the 70 & 80 Axles the tags are located according to the image. 25" rear was used in virtually every rear wheel drive car model produced by Chrysler through 1989 and in trucks and Jeeps through the 1990s. I have been searching for the ID of this rear end for days. 02" spring seat center to center. Another sure genuine-Mopar axle ID tipoff: A rubber (snap-in) fill plug. Casting numbers 2070741 (1964-1972) and 1820657 (1957-1964) identify the smaller 1 3/8th-inch-diameter, 10-spline pinion shaft, and are often called the "741" case. Inner axle shaft spline counts are 23, 32, and 35 Pinion shaft diameter: 1. Thanks Dave Reply Save Like 1 - 3 of 3 Posts dana44 · #2 · Feb 26, 2013 8. 1957-1993 Dana Spicer Model 70 Rear Axles in Dodge 200, 250, 300, and 350 series trucks plus many Motorhome and Van chassis models have a Bill of Material Number (BOM) that is either stamped on the rear face of the right axle tube or embossed on a Build Tag (red arrow) attached to the differential by two of the differential cover bolts. After getting all the mud, crud, and at least 50K miles of road tar outta the way, I was able to see the casting numbers and the ratio stamped by the fill plug, which 3. a tow strap so you can get home. Casting number indicates this is a ''741'' unit. 41 in (36 mm) Front (35 Spline) 1. The seller claimed it is from a 1974 duster. 55 number stamped on the edge of the crown wheel. Mike Wilkins | 20 March, 2018 at 00:01 26403 For 1966-1970 Plymouth and Dodge B-bodies there were three basic rear end assemblies that were available: the 8¼, the 8¾, and the 9¾ Dana 60. Then put your VIN number in and you’ll have every option. 2268341 – 1962-1967, 318 LA-series small-block, 1. What Chrysler, Dodge or Jeep rear end ratio do I have? What Chrysler, Dodge or Jeep rear end ratio do I have? Locate Chrysler Dodge Differential Parts on our site at the following links: Chrysler 7. 5" Rear, 2003-2013 Chrysler 11. Common axle ratios that came from the factory on Dodge Ram trucks are 3. Locations of ID numbers on Dana axles. Some truck versions were designated as 8 3/8" or 8. LA Small-Block Mopar Cylinder Head Casting Numbers. 73:1 will use one carrier, gears from 3. 6" width (flange to flange) / 53. Dana Spicer 35313 Wheel Hub Seal fits Dana 60 Full Float Rear. The two locations in which you can find the casting numbers on Mopar cylinder heads. 1972-1993 Dodge Van and Motorhome Dana 60 Rear Wheel Bearing Applications; Dana 44 Differential Tech 1953-1993; Defects in NV4500 Cast Iron Tailhousings; Dodge and Ram Transfer Case Fluids;. 25” Front and Rear Chrysler 8" Front. Dodge Ram Generations Forum. all dodge w150 came with 44/9. There are three pinion offsets for the Dana 70 rear axle. 92 turns of the drive shaft, or pinion gear, the wheels will turn one time. 1406740 - 1958-1959, 361 B/RB. Traditional BOMs are 6 digits followed by 1 or 2 digits, and start with the numbers 60 or 61. It's worth noting that rear axles can sometimes be positively identified by a casting number and date stamped on the differential cover or axle tube. Casting numbers # 2070051, 3507881, 3723675 Info: 1 3/8" Pinionstem, 9 bolt cover, 55. They are notoriously very hard to read and often people make the mistake of thinking a '3' is an '8'. This makes the Dana/Spicer 60 a popular choice for quarter-mile racers as well as muscle car enthusiasts. Click on the “equipment listing” in the left hand side of the page. Then there isn't a specific way to identify the rear end as numbers matching? It seems that you can only identify the rear as as being correct for the car by using the rear end part number (742) and of course. This makes the Dana/Spicer 60 a popular choice for quarter-mile racers as well as muscle car enthusiasts. Casting number indicates this is a ''741'' unit. 07 (late) / Plymouth / Ram Chrysler. 25" Rear End Chrysler 8. 1994-2013 Dodge Ram 5 Link Coil Spring Front Suspension IDN-121 Identification Help $0. The bulky 3-inch tubing diameter of the Dana 60 axle makes it a heavy-duty choice for truck enthusiasts too. 8" rear end parts for Ram trucks. Example - If you have a model 44 Rear Axle with a 3. instead mine is located according to the Dana 60 and has 4. 10 bolt cover, round, but with "flattened"top and bottom 9. it should have a Dana 70 i have a Dodge Service manual i got on line for a 95. Casting numbers 2070741 (1964-1972) and 1820657 (1957-1964) identify the smaller 1 3/8th-inch-diameter, 10-spline pinion shaft, and are often called the "741" case. 1985-1991 Ford F350 Dana 60 Front Axle Identification IDN-139 Identification Help $0. Originally introduced by Chrysler in 1957, the 8¾-inch rear was used in many Chrysler car and Dodge truck bodies throughout the years until 1974. Click to expand There is some bad info there My mom had a 81 w-250 snow fighter with a 60 front and a 70 rear. Dana 60 BOM Axle Codes To find the complete build details of any Dana 60 axle, locate the BOM number stamped into the long axle tube and then find that code in the table below. It’s worth noting that rear axles can sometimes be positively identified by a casting number and date stamped on the differential cover or axle tube. Unfortunately, these tags are often missing on trucks that had prior differential service. PLease help with decoding this rear end casting numbers: Last edited: Dec 12, 2016 Dec 12, 2016 #2 khryslerkid FBBO Gold Member FBBO Gold Member Local time 7:14 PM Joined Mar 10, 2010 Messages 28,027 Reaction score 46,442 Location Hanover, Pennslyvania 2070742 =1961-1969 "742" http://www. The Bill of Material (BOM) number is used to identify Dana differentials. This is the most sought-after 8 3/4-inch version, and is called the "489" case. 25 10 bolt rear end, 1969-1970 B body rear end, identified by yearone rear axle identification list. It’s worth noting that rear axles can sometimes be positively identified by a casting number and date stamped on the. 603930 JEEP 60 REAR 1978-79 J20 PICKUP 603932 FORD 61 REAR 1979-80 E-250 – FULL FLOAT 603934 FORD 70 REAR 1979-80 E-350 VAN – 70HD 603935 FORD 70 REAR 1979 F-350 PICK-UP – 70HD 603936 FORD 70 REAR 1979-80 F-350 U-HAUL – 70B 603937 FORD 70 REAR 1979 F-350 CHASSIS – 70HD 603938 FORD 70 REAR. 25 all w350 came with 60 fronts and d70 or d80 all w250's came with d44/d60 these are from 1972-1993. PLease help with decoding this rear end casting numbers: Last edited: Dec 12, 2016 Dec 12, 2016 #2 khryslerkid FBBO Gold Member FBBO Gold Member Local time 7:14 PM Joined Mar 10, 2010 Messages 28,027 Reaction score 46,442 Location Hanover, Pennslyvania 2070742 =1961-1969 "742" http://www. 1985 to 1993 would have a Dana 60 or the very rare Chrysler 9 1/4 HD 8-lug rear axle and a Dana 44 HD frontend with CAD. It has the ratio printed on it. A higher number means a faster-spinning driveshaft or larger diameter wheels with less tire rotation needed for a given distance. All Dana axles have a Bill of Materials (BOM) number stamped into the long axle tube that can be used to look up many of the axle's important details including the gear ratio, ring gear rotation, differential type and spline. The rear end ratio tells you how many turns of the wheel are needed for one turn of the driveshaft. 10 bolt cover, round, but with “flattened”top and bottom. This assembly was introduced in 1969 and was phased-in to replace the 1-3/4" unit through 1970. The rear end will eventually go KABOOM. I would like to know what rear end I have in this truck. 50 in (38 mm) Front (35 Spline) 1. In case you do some scrounging, here’s a casting number and ID cheat sheet: 8. GM differential identification is easy, the diff can be accurately identified by the bottom line of the tag number or axle tube stamp, this also applies to Dodge rear end identification and most other makes of truck. Engine. Do you have an Axle Tag Number or Axle Tube Stamp? GM differential identification is easy, the diff can be accurately identified by the bottom line of the tag. 09, you must change to a high-ratio case in. 2268341 – 1962-1967, 318 LA-series small-block,. LA Small-Block Mopar Cylinder Head Casting Numbers. Axle Shafts & Axle Bearing Kits Chrysler 8. Traditional BOM’s are 6 digits followed by 1 or 2 digits and start with the numbers 60. If it was always that easy, though, we wouldn’t need to go further. Clean the area thoroughly and use a nice bright flashlight. Differential Carriers The ring gear is attached to the differential carrier,. My rear end is not in the car, so I can't do the "spin the wheel" trick I keep reading about, to tell if it is a sure grip. 8" Rear Dodge Dana 60. Enter your Vehicle Identification Number (VIN) to learn about your vehicle's features, specs and more. On some tags, the first 2 digits won't appear on the tag, but they must be used to identify the axle. Inner axle shaft spline counts are 23, 32, and 35 Pinion shaft diameter: 1. 875" Pinion Diameter / Spline: 1. 10 bolt cover, round, but with “flattened”top and bottom 9. This article will cover the majority of Dodge, Chrysler, and Plymouth V8 engines from 1958 through 1993. CLICK HERE for More Details Part Number: 35313. Each Dana axle. Start the truck and put it into neutral. The actual casting number on the differential housing is #3723599. B/RB Big-Block Mopar Cylinder Head Casting Numbers. On some tags, the first 2 digits won't appear on the tag, but they must be used to identify the axle. Then put your VIN number in and you’ll have every option listed for your truck. The rear end will eventually go KABOOM. In case you do some scrounging, here's a casting number and ID cheat sheet: 8. A Ford tag number will appear something like 12D04 which signifies April 4, 2012, which makes Ford rear end identification much simpler. The most common casting numbers for the 8 3/4 centersections end in the numbers 741, 742, and 489, with the 741 case being the least desirable due to its small diameter pinion bearing. All 1994-2002 Dana Rear Axles in Dodge Ram trucks have a Bill of Material Number (BOM) stamped on a Build Tag (red arrow) attached to the differential by two of the differential cover bolts (yellow arrows). The BOM number is a 6 digit number beginning with a 6 plus a dash number (ex: 605523-3). 25 front axles and some d60's for the lighter trucks and d70's d80's and the new almost a true gm-14 bolt but slightly different aam 10. 75 in (44 mm) Pinion shaft splines: 10 and 29 Gear ratios: 3. 1968-1993 Dodge Dana 70 Rear Axle Bill of Material Numbers (Motorhome and Van BOM Numbers are italicized ): 1968-1971: 603018, 603019 1973-1975: 603242, 603285, 603341, 603346 , 603377, 603378, 603515, 603547 1976-1979: 603396, 603649, 603396, 603547,603651, 603652, 603653, 603695, 603696, 603841, 603872, 603955. 00 Dana 60 Specs 2000-2002 Dodge Ram 2500, 3500 IDN-113 Identification Help $0. 25" Rear, 1970-2000 Chrysler 9. What is my Vehicle Identification Number (VIN)?. An additional casting number will be stamped into the differential housing to the lower right of the differential cover. 2021, Ram 2500, 4x4 short bed, 1974 Ford F-350 Dually, Cummins 359, 5spd, 3spd Aux, Pac Brake '01 Dodge 2500, 4x4, 6spd, BD Brake '91 Dodge D-250, 5spd, Pac Brake Reply Save Like 2 2 24hrsparkey. Rear End Identification. We carry a wide range of front and rear end parts! Please select your differential manufacturer below. 1 ⁄ 2, 5 ⁄ 8 and 31 ⁄ 32 inch (13, 16 and 25 mm) offset. Rotate the rear tire 2 times and count the number of times the drive shaft turns. PLease help with decoding this rear end casting numbers: Last edited: Dec 12, 2016 Dec 12, 2016 #2 khryslerkid FBBO Gold Member FBBO Gold Member Local time 7:14 PM Joined Mar 10, 2010 Messages 28,027 Reaction score 46,442 Location Hanover, Pennslyvania 2070742 =1961-1969 "742" http://www. DANA AXLE IDENTIFICATION. How do I find out what gear ratio my Dodge truck has? You can always look at the tag on the differential. 7L CTD, 4:10, Ride Rite Air Springs w/Air Command II, Alcoa 22. 25" Rear, 2000-2010 Chrysler 9. The two locations in which you can find the casting numbers on Mopar cylinder heads. 25″ Rear Differential – Common Applications 1970-1980 | Dodge B100 1981-1994 | Dodge B150 1995-1998 | Dodge B1500 1981-1994 | Dodge B250 1995-1995 | Dodge B2500 1968-1975 | Dodge Charger 1963-1976 | Dodge Coronet 1970-1979 | Dodge D100 2WD 1976-1993 | Dodge D150 2WD 1970-1980 | Dodge D200. Our Dana axle identification numbers will help you order the parts you need. 00 Dana 44 Diff Cover ID IDN-107 Identification Help $0. 58 stamped on it (hope that's the ratio) and then a casting number of 600211-13 and it has bolts with the DB logo cast into the heads. The most common casting numbers for the 8 3/4 centersections end in the numbers 741, 742, and 489, with the 741 case being the least desirable due to its small. 2465315 – 1964-1965, 273 LA-series small-block, 1. All 360 heads flow pretty close to each other and 596 heads have smaller combustion chambers then 051 heads. Front axles have a model number cast just below where the right-side axle tube connects to the differential. I bought this rear end the other day for my 33 Plymouth from a man who said it came out of a 1933 Plymouth Coupe but that it wasn't stock. 50" rear axle also some of the old dodge trucks like early 70's 1/2 tons had the 8 3/4" rear with a drop out third member and can be made to have 35 spline axle's See more. 4th Gen : 2009 - 2018 & 2019 - 2023 Classic. 3/4 ton Heavy Duty 1972 to 1974 would have a Dana 60 or 70 rear axle and a Dana 70 front axle. By Allan December 15, 2022 To repair, upgrade or change a rear end, the first and most important task is correctly identifying it. 25" Rear, 2011-On Chrysler 10. By 1973, the '489' was the only unit available in passenger car applications. Then, to find parts compatible with that axle, click on the link in the right column that will take you to the corresponding AxleBuilder. The BOM will identify the model number, the gear ratio, the type of axle / differential, and component parts. Refer to the appropriate model number section for parts identification and a breakdown of the Bill of Material. 5's With 305/40/22 Tires, Pullrite Superglide 15K Fifthwheel, Stripped From DPF Back, aFe Stage II Cold Air Intake number for the. A VIN is a Vehicle Identification Number. Shop by Differential Differential Models Chrysler 7. My question is how to determine what year the rear end was made. 1 ton Single Rear Wheel. 25" rear was used in virtually every rear wheel drive car model produced by Chrysler through 1989 and in trucks and Jeeps through the 1990s. bring a tow strap so you can get home. Casting numbers 2881488 and 2881489 were used from 1969 through 1974 and were the only cases used after 1972. 308 heads came out in very late 80's and used to 92. Makes me think it may be a different year. 1975 to 1993 would have a Dana 60 or 70 rear axle and a Dana 60 front axle. Casting numbers 2881488 and 2881489 were used from 1969-'74. They cover a wide range of engines including the popular 318, 340, 383, 400, 413, 426, and 440 engines. Casting numbers 2881488 and 2881489 were used from 1969 through 1974 and were. 12 bolt cover, octagonal shape. The numbers are in this thread in this sub-forum in the entire 8. It is a 17-character alphanumeric identifier or a manufacturer’s serial number. I'm trying to cross the numbers on the rear axle. 875” Pinion Diameter / Spline: 1. 8 axletubes are 3 inches in diameter and very thin. Fortunately, you can tell a lot about a rear axle by its shape and number of bolts on the differential housing. 1972-1993 Dodge Dana 70 Rear Axle Bill of Material Numbers (Motorhome and Van BOM Numbers are italicized): 1973-1975: 603242, 603285, 603341, 603346, 603377, 603378, 603515. 5 Dodge Ram Quadcab, 3500HD Laramie Dually, 6. From what i understand what you really want to pay attention to is the ham (center section). finally coming to an end in 2003. This casting number could simply be 60 or it could be something else such as 60-2 or 60-3. Shop by Differential Shop by your differential. However, road debris, dirt, grime, and general age can obscure these numbers. These numbers are fairly small but they are always on original axles. Casting numbers 2070742 (used from 1961-'69) and 1634985 (used from 1957-'64) identify the 1 3/4;-inch-diameter 10-spline pinion shaft, and are commonly referred to as the "742" case. Locate Chrysler Dodge Differential Parts on our site at the following links: Chrysler 7. Casting numbers 2070742 (used from 1961-'69) and 1634985 (used from 1957-'64) identify the 1 3/4;-inch-diameter 10-spline pinion shaft, and are commonly referred to as the "742" case. 5's With 305/40/22 Tires, Pullrite Superglide 15K Fifthwheel, Stripped From DPF Back, aFe Stage II Cold Air Intake Reply Save Like 1 - 8 of 8 Posts seanth468 · #2 · Feb 26, 2011 Your build sheet will tell you. Reply Save modain · #4 · Jun 1, 2011 Metal tags were placed under (until 1999?) the cover bolts to identify the axle type and ratio. We carry everything from the 7. Fortunately, you can tell a lot about a rear axle by its shape and number of bolts on the differential housing. Here’s a link to dodges main website. SPECIAL NOTE: The 7 ¼ housing axle tubes are smaller in. Note: the 1-3/4" pinion also appeared in some '489' carriers during this period. Like Cranky said, there will be a clear 3. The casting number is usually found on the front right or bottom of the carrier housing. Identifying a rear-end is handy when searching through the junkyard for a replacement or an upcoming project. Mopar Rear Axle Identified by casting number & number of cover bolts. Chrysler Corporation Passenger Car Rear Axle Dimensions and Identification: 1962 to 1989 Below is a chart and diagram showing rear axle dimensions for Chrysler, Plymouth, and Dodge passenger cars manufactured from 1962 to 1989. The BOM will identify the model number, the gear ratio, the type of differential, and all component. Casting numbers # 2070051, 3507881, 3723675 Info: 1 3/8" Pinion stem, 9 bolt cover, 55. Chrysler / Dodge / Jeep Differential Model 20 Ring Gear Diameter: 8. We're here to help Monday thru Friday from 8AM to 5PM PST Ford Differential Tags Ford differential tags are very straightforward, as indicated above. Rigid Axle makes it easy to nail down what parts fit your vehicle. Measure the axle tube diameter, 60 is 3. 1957-1993 Dana Spicer Model 70 Rear Axles in Dodge 200, 250, 300, and 350 series trucks plus many Motorhome and Van chassis models have a Bill of Material Number (BOM) that is either stamped on the rear face of the right axle tube or embossed on a Build Tag (red arrow) attached to the differential by two of the differential cover. the 1 tons have d60's d70's and the aam 9. 625” / 28 Ring Gear Bolts: (8) 7/16”x20 Cover Bolts: 12 Carrier Breaks: 2. 8" rear end parts for Ram trucks. Mopar first introduced the Dana 60 in the late 1950s on some heavy-duty 1/2- and 3/4-ton 4WD. Casting numbers 2881488 and 2881489 were used from 1969 through 1974 and were the only cases used after 1973. The driveshaft connects the differential to the transmission, and it turns at the same speed as the engine. 07 (late) / Plymouth / Ram Chrysler 7. We make it easy to verify your exact rear end by providing specs and year, make, and model applications for. Rear Axles: Mopar Rear Axle Dimensions and Identification: 1962 to 1989. 17:1 Axle Shaft diameter 1. The rear end will eventually go KABOOM. Identify by Differential Cover Shape Like we said, if it was as easy as reading a number, this article would've ended at the beginning. The Month of Manufacture uses the following format: A = January, B = February, C = March, etc. Shop by Differential Manufacturers Chrysler / Dodge Ford GM / Chevy Jeep Toyota. Differential Carriers The ring gear is attached to the differential carrier, which is housed in the rear end housing. 75 (8 3/4) rear end LOADS FROM THE FRONT and IS THE ONLY REAR END THAT DOESN’T HAVE A REAR COVER. Dana 44 rear ends have two carrier sizes or breaks; any gear size from 2. Identified by casting number & number of cover bolts. These differentials have a removable carrier, which, like the Ford 9-inch, unbolts from the front. The Casting Numbers to the right are found just below and to the right of the Distributor on the passenger side. Rear axle could be a 8. 26403 For 1966-1970 Plymouth and Dodge B-bodies there were three basic rear end assemblies that were available: the 8¼, the 8¾, and the 9¾ Dana 60. Also attached is a chart showing the various. Casting numbers 2070741 (used 1964-'72) and 1820657 (used from 1957-'64) identify the smaller 13/8-inch-diameter 10-spline pinion shaft, and are often called the "741" case. The most common casting numbers for the 8 3/4 centersections end in the numbers 741, 742, and 489, with the 741 case being the least desirable due to its small diameter pinion bearing. With an automatic it should be a D-70, unless it was a gasser originally. The 8-3/4" axle was available in three basic. I also have an 8 3/4 housing and axles without the center section. 8 82tank Discussion Starter · Jun 13, 2013 I believe the axle that I have kicking around is a Dana 70. However, as stated earlier, the best way to identify your Dodge’s rear end is through the axle tube stamp or tag number. Axle Shafts & Axle Bearing Kits Chrysler 8. The two locations in which you can find the casting numbers on Mopar cylinder heads. 1994-2002 Dodge used the Dana 60 on some light GVW gas trucks. 8 can be found in most V-8-equipped cars from 1986 on, as well as in V-6-powered Rangers and Explorers; in all, 24 different Fords were offered with the 8. Dana Spicer 41373 Locking Wedge for Rear Axle Spindle Nut fits up to 1993 Dodge Dana 60 rear end with full float axles. On the cover side there is about a 1 to 2 inch area that looks reinforced and its a10 bolt cover. 8 Rear Axle Is Cheaper Than a 9-Inch 10) Most 8. The 2nd generation Dodge Ram trucks consistently feature this axle in the 2500 trucks with the Diesel or V10 and automatic transmission. Casting numbers 2070742 (used from 1961-'69) and 1634985 (used from 1957-'64) identify the 1 3/4;-inch-diameter 10-spline pinion shaft, and are commonly. Casting number indicates this is a ''741'' unit. The LA engines featured a "wedge" style combustion chamber as opposed to the A-series' polyspheric chambers. Fortunately, you can tell a lot about a rear axle by its shape and number of bolts on the differential housing. The Bill of Material (BOM) number is used to identify Dana differentials. 00 2003-2013 Dodge Ram AAM 925 Front Axle Features IDN-122 Identification Help $0. Spicer/Dana 44 rear axles are identified by a casting number stamped into the webbing on the front of the differential case to the driver's side of the driveshaft. you will find in many junkyards. We’ve put together this visual guide to help you hone your rear axle spotting skills. 25 A forum community dedicated to Dodge, Jeep, Ram. This casting number could simply be 60 or it could be something else such as 60-2 or 60-3. The BOM will identify the model number, the gear ratio, the type of differential, and all component parts. 9:1 is the normal from what I have found. Enter your Vehicle Identification Number (VIN) to learn about your vehicle's features, specs and more. For the fastest and most accurate service, call our Differential Parts Experts for immediate assistance. Dana 44 rear ends have two carrier sizes or breaks; any gear size from 2. 375", but many internal parts interchanged with the 8. We carry a wide range of front and rear end parts! Please select your differential manufacturer below. all dodge snow fighter w250's had d60's front and rear. Shop by Differential Manufacturers Chrysler / Dodge Ford GM / Chevy Jeep Toyota. it will have casting numbers on it that end in 741, 742, 489. All Dana Axles have a Bill of Material Number that can be used to determine not only the axle model, but also what components the axle was originally built with. Call our staff of differential experts at (800)510-0950. Originally introduced by Chrysler in 1957, the 8¾-inch rear was used in many Chrysler car and Dodge truck bodies throughout the years until 1974. Unfortunately, years of abuse from road debris have more. Carrier casting numbers: 1820657 (1957-1964), 2070741 (1964-1972). Below is a chart and diagram showing rear axle dimensions for Chrysler, Plymouth, and Dodge passenger cars manufactured from 1962 to 1989. Your front axle is a Dana 35 IFS. All 1994-2002 Dana Rear Axles in Dodge Ram trucks have a Bill of Material Number (BOM) stamped on a Build Tag (red arrow) attached to the differential by two of the differential cover bolts (yellow arrows). I have found/obtained the inner and outer axle seals, axle bearings, pinion bearings, wheel cylinders, pinion bearing w/seal, case gasket, and pinion Speedi-Sleeve, by searching this forum for 1949 Plymouth SD parts. From what i understand what you really want to pay attention to is the ham (center section). Here is a list of Mopar Engine Casting Numbers. The numbers are, 2852905. 50 in (38 mm) Rear (35 Spline) Axle spline diameter 1. We are available to help Monday thru Friday from 8 AM to 5 PM Pacific Standard Time, and most orders placed by 4 PM ship out the SAME DAY!. Our Dana axle identification numbers will help you order the parts you need. Example - If you have a model 44 Rear Axle with a 3. 17:1 Axle Shaft diameter 1. Rear Axles: Mopar Rear Axle Dimensions and Identification: 1962 to 1989. 25" Front and Rear Chrysler 8" Front Chrysler 8. 25" Pinion Diameter / Spline: 1. Carrier casting numbers: 2881488, 2881489 (1969-1974). 2532080 – 1964-1965, 273 LA-series small-block, 1. Casting numbers # 2070051, 3507881, 3723675 Info: 1 3/8" Pinion stem, 9 bolt cover, 55. Casting numbers 2070741 (used 1964-'72) and 1820657 (used from 1957-'64) identify the smaller 13/8-inch-diameter 10-spline pinion shaft, and are often called the "741" case. The most common casting numbers for the 8 3/4 centersections end in the numbers 741, 742, and 489, with the 741 case being the least desirable due to its small diameter pinion bearing. Other way is climb underneath and look at the back pumpkin, most trucks have a small metal tag attached to a diff cover bolt. When I see center sections offered for sale they state different casings such as 489, 741 or 742. 39856 Views 7 Replies 7 Participants Last post by Thanks. 7-1/4 2070051 3507881 3723675 8-1/4 2852905 3723598 3723599 8-3/4 1820657 (small stem, up to 1964) 2070741 (small stem, 1965 to about 1972) 2070742 (large stem, 1957 to 1968) 2881489 (tapered pinion, 1969 to about 1974) 9-1/4. Common axle ratios that came from the factory on Dodge Ram trucks are 3. Passenger car rear ends will have equidistant axle tubes; however, you will locate some Jeep and truck axles that have different length axle tubes. A little street rod, since retirement. The only numbers I can get off of it wich i can barely read is 16?0c I think. 5 Dodge Ram Quadcab, 3500HD Laramie Dually, 6. But dirt, road debris, rust, or grime can wear out the casting number and date on the axle tube or differential cover. Another sure genuine-Mopar axle ID tipoff: A rubber (snap-in) fill plug. 50 in (38 mm) Rear (35 Spline) Axle spline diameter 1. It’s worth noting that rear axles can sometimes be positively identified by a casting number and date stamped on the differential cover or axle tube. The pinion shaft diameter on these rear ends was 1 7/8 inches, and these pinion shafts were either 10- or 29-spline. #1 I have a 69 Barracuda with the original 7 1/4 rearend that I want to get rid of. 00 1992-1997 Ford F350 Dana 60 Front Axle Identification IDN-138 Identification Help $0. The build date (MM/DD/Y) and bill of materials number will tell you where the donor assembly originally came from; additional tags on the cover mounting bolts will tell you the ratio and whether it was equipped with a limited-slip differential. In case you do some scrounging, here’s a casting number and ID cheat sheet: 8. This axle was designed for single rear wheel applications. I have found/obtained the inner and outer axle seals, axle bearings, pinion bearings, wheel cylinders, pinion bearing w/seal, case gasket, and pinion Speedi-Sleeve, by searching this forum for 1949 Plymouth SD parts. all dodge snow fighter w250's had d60's front and rear. This assembly was typically used in low weight/low horsepower applications through low weight/medium horsepower and high weight/low horsepower applications.