Ford axle code 35

Aug 27, 2019 · Ford Truck Enthusiasts Forums. Super Duty/Heavy Duty. 2017+ Super Duty. Axle codes. 2017+ Super Duty The 2017+ Ford F250, F350, F450 and F550 Super Duty Pickup and Chassis Cab.

Ford axle code 35. Feb 20, 2011 · Ford Truck Enthusiasts Forums. Older, Classic & Antique Trucks. 1987 - 1996 F150 & Larger F-Series Trucks. Axle code D5. Notices. 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks. Sponsored by:

The Ford Axle Code 4L refers to the specific axle ratio and configuration used in certain Ford vehicles. It is a code that indicates the gear ratio of the axle, which determines the rotational speed of the wheels in relation to the engine’s RPM. In this case, the code “4L” signifies a 3.55 axle ratio.

Blog / By Tim Miller. (Last Updated On: March 14, 2024) To replace the rear-end axle parts of your Ford, you should refer to the Ford axle code chart. This is also necessary for rear differential …04-22-2016 08:29 AM. Tags. Clutch, Transmission, Differential, Axle & Transfer Case - H9 Axle Code - hey guys, I was looking at my ID sticker in the door and it says that the differential in my truck has a code of H9. I've been looking around and I've read that the H9 is the 3.55 ratio with the limited slip.1987 - 1996 F150 - 94 axle decoder - Axle Codes (LS=Limited Slip / Traction Lok): F-150: 19 – 3.55 Non-LS 18 – 3.08 Non-LS H9 – 3.55 LS B6 – 3.73 LS OK LOOK IN YOUR DOOR JAM AND SEE WHAT AXLE CODE YOU HAVE AND LET ME KNOW? I WOULD THINK THIS WOULD WORK FOR ALL YEARS BUT I MAY BE WRONG.The Ford Tri-Motor was a classic airplane used for military and other applications. See specifications for this classic airplane. Advertisement The Ford Tri-Motor classic airplane ...This is actually a problem that affects both the 10.25- and 10.50-inch Sterling axles. Fixes: To address the bearing and race issue, you can use the ring-and-pinion from the 2nd-generation 10.25 ...Looks like 3J is a 3.55 with limited slip 2008 Ford SD axle codes. 35 = 3.55 non-limited slip 3J = 3.55 limited slip 37 = 3.73 non-limited slip 3L = 3.73 limited slip

Take a test drive in the Ford Expedition Platinum model and read our review of this powerful SUV. By clicking "TRY IT", I agree to receive newsletters and promotions from Money and...Ford axle ratio codes refer to the numerical values that represent the gear ratio between the drive shaft and the rear wheels in Ford vehicles. They affect vehicle performance by determining how much torque is delivered to the wheels. A higher axle ratio provides more torque, ideal for towing and off-roading, but sacrifices fuel efficiency.Axle codes for Ford Explorer, Ranger and Bronco II. Axle identification Ford Explorer, Bronco II, Ranger.I don't remeber there being a 'front axle' code, and I cannot find refernce to it in my 85 service manual. Can you double check and make sure that is actually right? …Additional. Information. Ratio. Diameter. of RG. WCN-M. Ford Pass '63. 4.11. 8 3/4 in.Electric scooter startup Spin was long considered to be a bit of an underdog in the micromobility space. Before selling to Ford, Spin had raised just $8 million, while competitors ...I can only find F1 listed in the manual: F1 — 3.73 limited slip, F-350 (dual rear wheels) My truck has an F2 code on the door...I was wondering about the gear ratio. I have a 2001 DWR. Reply Like. # 4. 12-28-2006, 08:25 PM. Olddog66. Senior User.Ford axle ratio codes refer to the numerical values that represent the gear ratio between the drive shaft and the rear wheels in Ford vehicles. They affect vehicle performance by determining how much torque is delivered to the wheels. A higher axle ratio provides more torque, ideal for towing and off-roading, but sacrifices fuel efficiency.

Jul 30, 2011 · Axle code 73 is a DANA 70U 3.54:1 the "U" is a key part in that as it becomes an issue when buying parts and not a true DANA 70 but more of a hybrid axle with 60/70 parts and a smooth housing. Reply Like Front Axle Codes While the parts catalog says "The third digit of the axle code identifies the ratio and/or capacity of the front axle", that is not true. As seen below, there are only 4 codes (2 - 5) and they do not define the axle ratio nor capacity. In fact, to find the front axle ratio you need the codes off the axle itself, as shown here:Dec 26, 2023 · Common Ford rear axle codes and what they mean. There are several common Ford rear axle codes that indicate different specifications. For example, the “C6” code represents a 2.73:1 ratio and is commonly found in vehicles optimized for fuel efficiency, while the “D2” code signifies a 4.10:1 ratio and is often used in trucks for better towing capabilities. The third character is for the vehicle model code. For example, R3 is Mustang, H7 is F-Series Short Cab, L3 is F150/250. So a 2011 Mustang axle is part number BR3W-4001-KH. The last character designates which Design Engineering Office is responsible for the component. There is a fair amount of detailed information contained within the part ...

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The 3L code in your F-150 means that your axle is an Electric Locker with a 3.31 gear ratio. I might be slightly off with your model because Ford occasionally reuses those codes for different years. Here is a list of all the codes there are for the Ford F-150, so check it out if you have a different axle code on your door sticker.Axle code 86 in Ford Ranger refers to the specific rear axle ratio that the vehicle is equipped with. It plays a crucial role in determining the overall performance and capabilities of the truck. The axle code 86 indicates a 3.73 gear ratio. This ratio signifies that for every 3.73 rotations of the driveshaft, the rear axle will rotate once.If you’re a car enthusiast or work in the automotive industry, you know how important it is to be able to identify different parts and components of a vehicle. Before we delve into...There are several common rear axle codes used in Ford Ranger models. Some examples include F7, R8, and H9. Each code represents different gear ratios and axle specifications. Familiarizing oneself with these codes enables owners to identify the exact axle equipped in their Ford Ranger and understand its capabilities.Dec 25, 2023 · Ford vehicles have different rear end axle codes depending on the model and year of manufacture. Some common rear end axle codes for Ford vehicles include “C6” for a 3.55 gear ratio, “F6” for a 3.73 gear ratio, and “H9” for a 4.11 gear ratio. It is essential to consult the specific axle code chart for the vehicle to accurately ... Ford Axle Code Chart - Ford-Trucks.com. By admin - July 29, 2004. Axle Decoder Chart. Code Ratio Capacity Maker Type Yr . . 12 2.73 3800 FORD REG 1991. …

Find the axle code and gear ratio of your Ford truck from the door sticker. See the list of codes and examples for different years and models.C9- Ford full float Sterling 10.25 3.55 (single rear wheel) with limited slip diff. 35- Ford full float Sterling 10.25 4.10 (single rear wheel) C5- Ford full float Sterling 10.25 4.10 (single rear wheel) with limed slip diff. 33- Dana 61-1 3.54 ratioverified. C2- Dana 61-1 3.54 ratio with limited slip diffverified.Jan 3, 2024 · Ford axle code 31 is commonly associated with the Ford F-450 and F-550 Super Duty trucks. Some common issues for this axle code include excessive bearing wear, fluid leaks, and axle seal failures. Regular maintenance, such as checking and changing the axle fluid, inspecting the seals, and addressing any signs of wear, can help prevent these ... The BOM stamp (2) or Axle Identification Tags (2A) are used to identify Dana axles / differentials. The BOM will identify the model number, the gear ratio, the type of axle / differential, and component parts. Traditional BOMs are 6 digits followed by 1 or 2 digits, and start with the numbers 60 or 61. On some tags, the first 2 digits won't ...C9- Ford full float Sterling 10.25 3.55 (single rear wheel) with limited slip diff. 35- Ford full float Sterling 10.25 4.10 (single rear wheel) C5- Ford full float Sterling 10.25 4.10 (single rear wheel) with limed slip diff. 33- Dana 61-1 3.54 ratioverified. C2- Dana 61-1 3.54 ratio with limited slip diffverified.Ford Axle Code 3H is commonly found in various Ford trucks and SUVs, particularly those designed for heavy-duty use. It is important to note that not all Ford vehicles are equipped with this specific axle code. To determine if a vehicle has code 3H, individuals can refer to the vehicle’s build sheet or consult their local Ford dealership.The owner?s wallet card contains the original security code for keyless entry. Owners can typically find this card in the glove compartment of a Ford vehicle upon purchasing it. Th...This is from the Superduty tech folder, but you could just look at the tag on the rear pumpkin and see what the code is. It's a small tag bolted on the rear cover. Take rag to clean it up to read it. Axle Type 31 — 3.73 non-limited slip, F-250/Excursion C1 — 3.73 limited slip, F-250/Excursion 32 — 4.10 non-limited slip, F-250

Dec 31, 2023 · Ford axle code 39 is a specific code assigned by Ford to identify the type and specifications of the rear axle in a vehicle. The axle code indicates specific details such as gear ratio, differential type, and other important information related to the axle assembly. Understanding the axle code is essential when it comes to replacing or ...

35 - 6250/2834 - 4.10. 39 - 6250/2834 - 3.55. 45 - 7400/3356 - 4.10. 49 - 7400/3356 - 3.55. 65 - 8250/3741 - 4.10. 69 - 8250/3741 - 3.55. 72 - 11000/4989 - 4.63. …on my 04 my axle code is 26, which from what ive read is a 3.73 non LS, I have 35s and am gonna be installing some 4.88s cuz my 35s will be worn out soon and …The prefix for GM RPO codes relevant to Axle Identification is almost always “G”. We call them G codes…look for G80, GT3, etc. Occasionally an “F” or “H” prefix will be used when referring to Axle Identification. Keep in mind that any information obtained using the GM RPO code assumes that the rear end has not been previously ...The prefix for GM RPO codes relevant to Axle Identification is almost always “G”. We call them G codes…look for G80, GT3, etc. Occasionally an “F” or “H” prefix will be used when referring to Axle Identification. Keep in mind that any information obtained using the GM RPO code assumes that the rear end has not been previously ...The code can be found on the Vehicle Identification Number (VIN) label, which is typically located on the driver’s side door jamb or the front windshield. 2. Decoding the Axle Code. To decode the Ford Axle Code, you need to refer to the manufacturer’s specifications or consult an online decoding tool. The code is made up of several ...When will things turn around for Ford stock? There's no sign of improvement anytime in the future, and Wall Street is getting restless. There's too much debt and too many problems ...Spence this is where the axle code is on door jamb. 2008 F350 Lariat CCSB leather heated seats, dual climate, power folding telescoping mirrors, painted black bumpers Plasti dipped grille, powerstroke badges, and running boards, 20" fuel hostage rims with 35x12.5 inch Mastercraft tires, 5 inch 20% window visor, sct x3 tuner, 5 inch …13 Aug 2015 ... This video shows you how to locate the vehicle axle ratio code of your truck ... How To Find Axle Ratio 2016 Ford F-150. the ... 4:35 · Go to ...The B6 axle code indicates that the vehicle is equipped with a 7.5-inch ring gear with a limited-slip differential. This axle code can be found on the vehicle’s door jamb sticker, as well as on the axle itself. It is crucial to verify the axle code before purchasing any replacement parts or modifications.Go to your truck and look on the door tag and look for axle. There will be a code. Look up axle codes on here and you will find a few charts. Find your code on the charts and it will tell you your rear axle (7.5" or 8.8"). Your front is a ttb d35. Sent from my iPhone 5 so I can tell you to search wherever I may be.

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Nearly 520,000 Ford SUVs are recalled after 20 fires were reported. If you’re feeling déjà vu from seeing a Ford sport-utility vehicle recall, you’re not wrong. Earlier this month,...Need MPG information on the 2020 Ford Edge? Visit Cars.com and get the latest information, as well as detailed specs and features. ... 3.80 Axle Ratio: Standard: Front And Rear Anti-Rolls ...Ford Truck Enthusiasts Forums. Older, Classic & Antique Trucks. 1987 - 1996 F150 & Larger F-Series Trucks. Axle code D5. Notices. 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks. Sponsored by:The BOM stamp (2) or Axle Identification Tags (2A) are used to identify Dana axles / differentials. The BOM will identify the model number, the gear ratio, the type of axle / differential, and component parts. Traditional BOMs are 6 digits followed by 1 or 2 digits, and start with the numbers 60 or 61. On some tags, the first 2 digits won't ...Yes, there are specific axle codes that are more desirable for Ford Ranger enthusiasts. Axle codes such as “31 spline” and “limited slip differential” are highly sought after for improved off-road capability and traction. These codes signify stronger axle shafts and a locking differential respectively, making them popular choices among ...Ford Rear Axle Assembly Identification - Page 02 ... NOTE: Axle tag location and appearance may vary by application. Code Application Ring Gear And Pinion NL or L Axle Shaft Splines Additional Information; Ratio: Diameter of RG: WCN-M: Ford Pass '63: 4.11: 8 3/4 in: NL-Damper Type Flange: WCN-P: Ford Pass '63: 3.50: 8 3/4 in: NL-Damper Type ...Dec 29, 2023 · The axle code can typically be found on the vehicle’s door tag, which is located on the driver’s side door jamb. It may also be stamped on the axle housing itself or listed on the vehicle’s build sheet. The chart provides a handy reference for decoding the axle code once it has been located. See also Fixing Transmission & Solenoid for ... The BOM stamp (2) or Axle Identification Tags (2A) are used to identify Dana axles / differentials. The BOM will identify the model number, the gear ratio, the type of axle / differential, and component parts. Traditional BOMs are 6 digits followed by 1 or 2 digits, and start with the numbers 60 or 61. On some tags, the first 2 digits won't ... ….

Jul 26, 2003 · Ford Axle Decoder Chart. By Nolan Browning - July 26, 2003. Code Ratio Capacity Maker Type Yr. 12 2.73 3800 FORD REG 1991. 17 3.25 3300 FORD REG 1971. 17 3.31 3800 FORD REG 1995. 18 3.08 3800 FORD REG 1991. 19 3.55 3800 FORD REG 1991. 25 4.10 5300 FORD REG 1991. Below the bar code, you will see the word AXLE and a two-digit code. Use this chart to find the axle ratio that corresponds to that code: Axle Code 71 = 3.73 Gear Ratio (Non-Limited Slip) Axle Code 73 = 3.73 Gear Ratio (Limited Slip) Trying to figure out what axle ratio is in your 2019 Ford Ranger and whether or not it's a limited slip?Ford axle codes are a system of identifying the specifications and characteristics of Ford vehicle axles. They are used in Popular Mechanics Magazine to provide readers with information about Ford vehicles’ axle options, including gear ratios, differential types, and axle capacities. See also Solving the Mystery: Identifying the Source of a ...Jul 30, 2011 · Axle code 73 is a DANA 70U 3.54:1 the "U" is a key part in that as it becomes an issue when buying parts and not a true DANA 70 but more of a hybrid axle with 60/70 parts and a smooth housing. Reply Like Ford axle code 39 is a specific code assigned by Ford to identify the type and specifications of the rear axle in a vehicle. The axle code indicates specific details such as gear ratio, differential type, and other important information related to the axle assembly. Understanding the axle code is essential when it comes to replacing or ...Need MPG information on the 2020 Ford Edge? Visit Cars.com and get the latest information, as well as detailed specs and features. ... 3.80 Axle Ratio: Standard: Front And Rear Anti-Rolls ...Ford Bronco II’s came with a reverse cut Dana 28 TTB (Twin Traction Beam) 4WD front axle from 1984-1989. Bronco II’s built after 11/1989 came with the larger Dana 35 TTB. Unfortunately, most Bronco II’s you find will have a Dana 28 unless someone has swapped in …1999 to 2016 Super Duty - 2005 AXLE CODES - CAN SOMEONE TELL ME WHAT REAR AXLE RATIO & DRIVE TYPE WOULD THIS REAR TAG #V445 B BE FROM A 2005 F350 CREW/CAB THANKS ... 1999 to 2016 Super Duty 1999 to 2016 Ford F250, F350, F450 and F550 Super Duty with diesel V8 and gas V8 and V10 engines. … Ford axle code 35, The Ford Ranger 4x4 received a new SLA (Short arm Long Arm) suspension in 1998, and used that suspension until its production end in 2011. Unlike the reverse rotation Dana 35 used from 1990-1997, the Dana 35 SLA is a standard rotation axle. This means that the gears from a 1990-1997 Dana 35 will not work in a 1998-2011 Ford Ranger., May 21, 2007 · Try to get some info off of the tag on the diff itself. It's the Ford/Sterling 10.25" full-float axle. Whoever compiled the list probably had that year of truck (and owner's manual). But the codes didn't change from year to year that I'm aware of. My '93 has axle code 35, and it's the same thing, and my '90 was axle code 19, and it was the same ... , Received 73 Likes on 39 Posts. Visual Confirmation of 10.5" Sterling Rear Axle? According to the rule of thumb (all 250s w/o the HD pkg get the Sterling; truck is a 2019 F250 Powerstroke), I should have a 10.5" Sterling, 35 spline rear axle. Door jamb Axle code is "3H" (3.31, electronic locking), The third character is for the vehicle model code. For example, R3 is Mustang, H7 is F-Series Short Cab, L3 is F150/250. So a 2011 Mustang axle is part number BR3W-4001-KH. The last character designates which Design Engineering Office is responsible for the component. There is a fair amount of detailed information contained within the part ... , Take a test drive in the Ford Expedition Platinum model and read our review of this powerful SUV. By clicking "TRY IT", I agree to receive newsletters and promotions from Money and..., Last Updated on November 14, 2023 by David Jon. Navigating the intricate world of Ford F150 rear axle ratio codes can seem daunting, especially without proper guidance. This …, The plate layouts vary depending on the model year, but in every case the axle code section is clearly marked as either "axle" or "ax". Ford axles codes contain one or two character. Any code beginning with a letter (an alpha code) indicates the vehicle is equipped with a limited slip differential, except as shown below., WFD-H. Traction Loc. 9.00. 3.25. 39. 12. Tags. 1969 Ford Mustang 1969 Ford Mustang Research 1969 Mustang Technical Research Axle Information Research. Axle ratio and other information and specs for the …, Below the bar code, you will see the word AXLE and a two-digit code. Use this chart to find the axle ratio that corresponds to that code: Axle Code 71 = 3.73 Gear Ratio (Non-Limited Slip) Axle Code 73 = 3.73 Gear Ratio (Limited Slip) Trying to figure out what axle ratio is in your 2019 Ford Ranger and whether or not it's a limited slip? This ..., Received 73 Likes on 39 Posts. Visual Confirmation of 10.5" Sterling Rear Axle? According to the rule of thumb (all 250s w/o the HD pkg get the Sterling; truck is a 2019 F250 Powerstroke), I should have a 10.5" Sterling, 35 spline rear axle. Door jamb Axle code is "3H" (3.31, electronic locking), Yes, there are specific axle codes that are more desirable for Ford Ranger enthusiasts. Axle codes such as “31 spline” and “limited slip differential” are highly sought after for improved off-road capability and traction. These codes signify stronger axle shafts and a locking differential respectively, making them popular choices among ..., Re: Axle Codes? I should have wrote Ford or dana axle in there as well...:doh: To my knowledge (from all the F350 trucks I've seen pickup & cab & chassis) were 10.25 I won't bet money on that one though. …, Yes, there are specific axle codes that are more desirable for Ford Ranger enthusiasts. Axle codes such as “31 spline” and “limited slip differential” are highly sought after for improved off-road capability and traction. These codes signify stronger axle shafts and a locking differential respectively, making them popular choices among ..., Axle codes 35, 45, 65. I finally got a copy of a Ford manual. In it, it gives three different 4:10 ratio rear axles, with 6250, 7400, and 8250 max trailer ratings. What is the difference between these three axles? It isn't anything like being limited slip either. The limited slip codes are c5, d5, and F5., Axle Decoder Chart Code Ratio Capacity Maker Type Yr 12 2.73 3800 FORD REG 1991 17 3.25 3300 FORD REG 1971 17 3.31 3800 FORD REG 1995 18 3.08 3800 FORD REG 1991 19 3.55 3800 FORD REG 1991 25 4.10. 5300 FORD REG 1991 29 3.55 5300 FORD REG 1991 35 4.10. 6250 FORD… read more, Pre-Power Stroke Diesel (7.3L IDI & 6.9L) - Axle code? - Axle code: 73 Wondering what gears i have, and what the rpms should be at around 55-60mph so i can calibrate my new autometer tach. Any help is appreciated. ... 35 Ford 6250 4.10 38 Ford 6250 3.08 39 Ford 6250 3.55 72 Dana 6300 4.10 73 Dana 6300 3.54 42 Dana 7400 …, Jul 26, 2003 · Ford Axle Decoder Chart. By Nolan Browning - July 26, 2003. Code Ratio Capacity Maker Type Yr. 12 2.73 3800 FORD REG 1991. 17 3.25 3300 FORD REG 1971. 17 3.31 3800 FORD REG 1995. 18 3.08 3800 FORD REG 1991. 19 3.55 3800 FORD REG 1991. 25 4.10 5300 FORD REG 1991. , One crucial piece of information provided by the Ford Axle Code 3J is the gear ratio of the axle. The gear ratio determines the number of turns the driveshaft needs to make for each turn of the wheels. It affects acceleration, towing capacity, and fuel efficiency. Look for the code prefix “39” to identify the specific gear ratio., 1987 - 1996 F150 & Larger F-Series Trucks - axle code 35. 4.10 gears. what inch is it - 8.8, 9.0 or 10.25. looking in my haynes to replace rear diff fluid and i need to know which it is. somewhere outside i can look/measure without taking it apart?, The Ford Tri-Motor was a classic airplane used for military and other applications. See specifications for this classic airplane. Advertisement The Ford Tri-Motor classic airplane ..., 04-22-2016 08:29 AM. Tags. Clutch, Transmission, Differential, Axle & Transfer Case - H9 Axle Code - hey guys, I was looking at my ID sticker in the door and it says that the differential in my truck has a code of H9. I've been looking around and I've read that the H9 is the 3.55 ratio with the limited slip., Dec 31, 2023 · Ford axle code 39 is a specific code assigned by Ford to identify the type and specifications of the rear axle in a vehicle. The axle code indicates specific details such as gear ratio, differential type, and other important information related to the axle assembly. Understanding the axle code is essential when it comes to replacing or ... , 1994.5 - 1997 7.3L Power Stroke Diesel - 1997 F-350 axle code 35 - I know somebody here will know what axle code 35 means for a 1997 F-350 4x4 PSD manual. …, The Ford 9 inch rear end is one of the most popular and strongest drivetrain components used in original production cars and trucks, as well as performance and race vehicles. The robust design allows them to handle a lot of horsepower and replacement parts are plentiful in the aftermarket world. This makes them a popular axle for vehicles …, The Ford 4N Axle Code refers to a specific rear axle ratio configuration used in Ford vehicles. It determines the gear ratio between the drive shaft and the rear wheel axle, which affects the vehicle’s performance, towing capabilities, and fuel efficiency. The 4N Axle Code is typically found on the vehicle’s door jamb or in the owner’s ..., Ford axle code 31 is commonly associated with the Ford F-450 and F-550 Super Duty trucks. Some common issues for this axle code include excessive bearing wear, fluid leaks, and axle seal failures. Regular maintenance, such as checking and changing the axle fluid, inspecting the seals, and addressing any signs of wear, can help prevent these ..., 1987 - 1996 F150 & Larger F-Series Trucks - axle code 35. 4.10 gears. what inch is it - 8.8, 9.0 or 10.25. looking in my haynes to replace rear diff fluid and i need to know which it is. somewhere outside i can look/measure without taking it apart?, I was looking at another site and it said the 26 code was for the F-250 3.73 non LS.. Please don't ruin my day any more with it being a 3.55 also. lol! Sorry my eye slip, 3:73 non limited slip it is. 2004 - 2008 F150 - Axle code 26 - Well, just took the time to do some research and it appears that I have an open differential. Which sucks. So my ..., Axle Code "35" = ? Notices 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks, Yes, there are specific axle codes that are more desirable for Ford Ranger enthusiasts. Axle codes such as “31 spline” and “limited slip differential” are highly sought after for improved off-road capability and traction. These codes signify stronger axle shafts and a locking differential respectively, making them popular choices among ..., Dec 29, 2010 · 409 = Print Number (Model Number) B = Revision Identifier (Change in Design) 3L73: 3L73 = 3.73 Ratio. L = Limited Slip. Absence of L = Open Differential. A 3.73 geared limited slip axle would be marked as : 3L73. An open differential would show 3 (space)73. 102 denotes the ring gear size. 10.25 inches. , Originally Posted by BigBlue 94. My 99 e250 has a 24 axle code. I know it's an open 3.73 Dana 60. That follows ford code with a 2 digit numbered axle code being open and a letter /number digit code for limited slip. 1959 thru today: Two digit AXLE code. If the first digit is a letter: Limited Slip., Assuming your truck is original it'll tell you the axle code and then reference this to find what it translates to: Here's the snippet from the link above, just to save a little searching. There's a sticker on the backside of front axle. There you should see 3.73.