Ford differentials can be found under vehicles from classic to modern muscle cars, SUVs and trucks. Step 3. VIN Guides. Many people are not aware that Ford made a smaller banjo axle and confuse the 8-inch for a 9-inch. Ford cars and trucks from 1968 on have an axle code on the Certification Plate, information on this plate can be used to determine if you vehicle is factory equipped with a limited slip positraction rear end - differential. So a 2011 Mustang axle is part number BR3W-4001-KH. Built Ford Tough ® is taken to a new ... Below the bar code, you will see the word AXLE and a two-digit code. 1980 - 1986 Bullnose F100, F150 & Larger F-Series Trucks - 1980-1986 axle code chart needed - I have been looking at a few 1980's trucks for sale around here, but am often unable to determine the axle ratio and weight rating. 4N = 4.10 limited slip, 31 – 3.31 Non-Limited Slip If you open the drivers door and look at the door jamb, you’ll see a sticker like the one shown below: You’ll see that the area labeled (F) is for the Axle Code. For example, R3 is Mustang, H7 is F-Series Short Cab, L3 is F150/250. On it, look fora box labeled "axle," containing the axle code, which requires consulting a code listing similar to that found on Drivetrain. 2 Replies 2 Participants Last post: hheynow Dec 20, 2005. 3L = 3.73 limited slip NOW BEFORE YOU TOW AFTER YOU BUY Before heading out on a trip, check your vehicle’s Owner’s Manual for break-in and severe-duty maintenance … The same markings are used but they are placed on the casing and the long shaft of the axle rather then the tag. F6 — 4.56 limited slip, F-350 Here we go! 3J – 3.55 Electronic Locking The Diesel Garage . The code chart tells the gear ratio and ring-gear size, denoting an 8- or 9-inch rear end. Axle Code Axle Capacity Gear Ratio Year / Vehicle (Door Sticker) 1 Ford 9" 2800 2.75 2 Ford 9" 2800 3.00 4 Ford 9" 2800 3.25 7 Ford 9" 2800 2.47 12 Ford 3800 2.73 1991 13 Ford 9" 3750 2.75 1981-1983 13 Ford 8.8 4.11 1985-1986 14 Ford 9" 3750 3.00 1981-1986 15 Ford 9" 3750 3.25 1981-1982 15 Ford 3.31 15 Ford 9" 3750 2.73 1983 16 Ford 9" 3750 3.50 16 Ford 3.73 (The third digit of the axle code identifies the ratio and/or capacity of the front axle, if applicable. Ford Rear Axle Assembly Identification Stamped axle codes Ford used a vast array of rear ends over the years. But, I found this information on the Ford Fleet VIN Decoder which I found on this article. It may seem strange to begin by comparing the 8-inch to the 9-inch axle, but there is an important distinction to make since the 8-inch axle is weaker than the 9-inch. The certification plate can be located on the lock face of the left door edge. 1975-1976 Ford E-150. We’re always looking for new content to share with other Ford truck enthusiasts. Ford Rear Axle Assembly Identification - Page 15: NOTE: Axle tag location and appearance may vary by application. Below the bar code, you will see the word AXLE and a two-digit code. The only axles that are marked differently are ones made by Dana. Please login to use the VIN Decoder for the most up-to-date information. Need help decoding what axle or transmission you have? Code Application Ring Gear And Pinion NL or L Axle Shaft Splines Additional Information; Ratio: Diameter of RG: V106A: Ford F250 Pickup 85-86: 3.55: 10.25: NL--V106B Code Application Ring Gear And Pinion NL or L Axle Shaft Splines Additional Information; Ratio: Diameter of RG: S832E: Bronco '94-95 Ford F150 Pickup '94-96: 3.31: 8.8: NL--S832F: Bronco '94-95 Ford F150 Pickup '94-96: 3.31: 8.8: NL--S832J: Bronco '94-95 Ford F150 … The first is the driver's door tag; there will be a one-letter or one-numeral axle code … 4L – 4.30 Limited Slip F2 — 4.10 limited slip, F-350 ** To decode the VIN, please go to our VIN decoder ** One with a 1-17/32″ axle bearing journal and the larger 1-5/8″ axle bearing journal. 37 – 3.73 Non-Limited Slip I wanted to simplify that information and make an easier to read and digest article that CLEARLY explains whet the towing capacities are for the different 2014 F-150s. Latest. Here are some examples of actually stickers: Once you know the door code, go to the chart below to identify it. Ford 8.8" - 31 Spline. KW — 4.10 non-limited slip, F-550, 37 — 3.73 non-limited slip Traditional BOM’s are 6 digits followed by 1 or 2 digits and start with the numbers 60 or 61. The 8-inch was introduced in 1962 and is found in many lower performance Fairlanes, Mustangs, Falcons, Comets, Cougars, and Pintos, just to name a few of the applications. To find out what type of axle you have, you can look in two places. 4. Read down the column to the “n” which indicates the wheelbase and CA that are required to accommodate the requested body length. ...Incoming search terms: ford u611 ford u611 program new ford pinto Ford U611 Obsidian ford cx430 ford x plan pricing … Notes: Only the 1968-1972 Ford F-100’s with a 9-3/8″ rear end had 31-spline axles (there are actually TWO different 31-spline axle versions in the 9-3/8″ rear ends). 35 – 3.55 Non-Limited Slip