dana 60 rear axle identification

The Dana 60 can easily handle drivetrains producing 600 horsepower, and is commonly accepted as the strongest passenger car axle you can find. Were always looking for new content to share with other Ford Maverick truck enthusiasts. There are several relatively easy ways to identify a Dana axle. Gross axle weight ratings are often lowered by the vehicle manufacturer for safety and tire reasons. I am looking at buying a Dana 70 rear also and having a hard time finding any info and want to make sure it is worth getting, I was told it was out of a e350 van but not 100% sure, only info I have on it is bom: 603201 1. To allow for the different gearing, the Dana 61 had a greater pinion offset. Traditional BOM's are 6 digits followed by 1 or 2 digits and start with the numbers 60 . There are three major variations of the Dana 60 axle used in the 1960s, 70s, and 80s: While you can look up the serial number on a Dana 60 to figure which axle it is, theres a pretty simple trick for telling if your Dana 60 came out of a Chevy, Dodge, Ford, GMC, or Jeep: Look at the backing plate bolts. The axle model number will be cast into one of the webs as shown (3), or it can be on the nose. Dodge first used the 5-Link, Coil Spring front suspension on 1994 model year Ram 1500, Ram 2500, Ram and Ram 3500 4x4 trucks with solid beam front axles. FOUND 1969 Mopar Dana 60 4.10 rear end and 1969 RR trunk lid. Rear Dana 60 Axle BOM Codes. However, model year 2002 Rams phased out the CAD system leaving some 2002 Dana 60 axles permanently locked in. My truck is a . For example, you might see 3994-1 for the BOM, but the 60 has been dropped and the actual BOM is 603994-1. Dana 60 axle swap. Other obvious giveaways as to an axles origin is a leaf sprung car will be either a Camaro or Nova while a coil sprung car will be an A-Body or B-Body. Dana 60s have larger bearings and gears, bigger axleshafts, heftier axlehousings and all-around stronger components than their 1/2-ton axle counterparts. A forum community dedicated to custom off-road vehicle owners and enthusiasts. This stamped number can usually be found on the righthand side or on the longer axletube on the same side of the tube as the differential cover, facing the rear of the truck. Can't make out the knuckles. In the back they will have a Dana 60. As the industry leader in high-performance drag racing differentials, drive line components, and suspension parts. The majority of the Dana 70 's are rear axles, however Dana 70 front axles do exist. . The Dana 60 front axle has a great deal of aftermarket/third-party support, including many upgrades. We no longer list BOM numbers here. The Dana 44 ring gear diameter ranges from 8.5 to 8.8, and comes in gear ratios from 2.72:1 to 5.89:1. Dodge Dana 60 axles utilized locking hubs until 1994 when a Center Axle Disconnect (CAD) system was adopted. Once your S60 is fully built, it is painstakingly checked again by Strange Engineering quality control professionals to ensure that it exceeds industry standards. If you have access to axle tag codes for '72-up, please e-mail me. In addition, The Expert provides an interactive automotive and commercial vehicle product information system that helps you to find what you need to get the right part. I was told the Dana 70 was out of a Dodge, but he wasn't 100% for sure. First, you want to the number of bolts are holding the drum backing plate onto the axle. Land Rover Salisbury axles are compatible with some but not all parts related to their American counterparts, including differential covers, bearings, and some shafts. Ford versions are driver's side differential drop, reverse-cut gears, and kingpin knuckles up to 1991. That means installation will go smoothly. If you pull an axle shaft out of your Dana and it has 33 or 35 splines, then you probably have a Dana 70. The BOM is: 603717-9. GMC, Chevy, and Jeep are all basically the same. Constant-velocity joints were used instead of universal joints. DANA AXLE IDENTIFICATION . 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 count, as well as a complete list of replacement parts. more. The Dana 53 was phased out in the late 1960s, replaced by the Dana 60. Dana 61 external case is similar to Dana 60 HD in its use of dual ribbing: a reinforcement truss extends from the tube all the way around the differential case, in addition to raised cover flange. Theres just too many. Also check out our How To Identify Dana Axles page. 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. All that extra strength, however, add a lot of weight. Wheels have 6 x 7-1/4" Bolt Pattern1959-1960 W100:3000 lb. 1 ton Single Rear Wheel 1972 to 1974 would have a Dana 60 or 70 rear axle and a Dana 70 front axle. The Dana 60 ring gear diameter is 9.75, and comes in gear ratios from 3.31:1 to 7.17:1. Both front and rear axle variations were first offered in 1957. Strange is the only place to shop for your custom-made Dana 60 Rear End for street strip or Drag Racing. Housing end bolt patterns can be confirmed on the bottom of the axle order form. Would like to keep a drum brake setup. The 1/2 tons (D/W 100 and 150's) are basically the same on axles as the RC's. 3/4 tons (D/W 200 and 250's) usually have a Dana 44HD up front but may have a Dana 60. Differential Locker Comparison - A detailed comparison of popular differentials and lockers. The Dana 61 was made in semi-float and full-float axles for select 42 and 4x4 Ford 34-ton and 1 Ton Pickups and Vans from 1974 to 1987. A set of Dana 60, 35 or 40 Spline Pro Race axles are fabricated to fit the axle tube length and the axles are studded to specifications. DANA 70 Almost identical in appearance to a Dana 60, the Dana 70 is standard in heavy Dodge pickups and GM duallies. Dodge used a Dana 60 up to 2002. The Bill of Material number may also be found on the carrier in some models as shown in illustration (2A). Some Dana 61s shared a common carrier with the Dana 60 part #706040x,[2] which means the gearsets (3.07-4.10) will interchange between the two. Spline = Axle Spline Count, 1999 RockAuto, LLC - Madison, Wisconsin USA. GM Vehicles come with RPO codes, which are 3-character codes that designate various features / options on your vehicle. Because it was sitting in my barn / shop for over 12 years!! Strange Engineerings superior line of Chrome Moly Transmission yokes are manufactured from high quality forgings and fully heat treated to achieve maximum tensile strength. I have read that a Dana 60 is rated at 5500 pounds. We've spent over a month going through the pdf files in the links you posted and compiled a user friendly list of all front and rear Dana 60 BOM numbers and that . Many Land Rover applications used 10 or 24 spline shafts. See the Spicer Axle Identification information. Discount is automatically applied. Dana models with similar gasket shapes include Dana 25, 27, 30, 60, 70, and 80 but you need access to the . It can be identified by its straight axle tubes, 10 bolt asymmetrical cover, and a "70" cast in to the housing and is visually similar to the Dana 60. How To Identify A Dana Spicer Axle All Spicer Carrier Type axles are identified with a manufacturing date (1) and Bill of Material number (2) stamped on the right or left hand tube on driving axles. Top left: The Dana 60 rear end is easily identified with just a glance. The photo Ford uses Dana Super 60 Front Driving Axles in 2005 and newer F250, F350, F450, and F550 Super Duty 4x4 trucks. The Dana Super 60 is an upgraded version of the Dana 60 axle. The only info it has is: "Dana 60 with 4.10 axle ratio from Dodge D200". Later BOMs can start with the first 3 digits 200, but these are not typically dropped from the tag. It can be identified by its straight axle tubes, 10 bolt asymmetrical cover, and a "70" cast in to the housing and is visually similar to the Dana 60. Common applications only. There are many different Dana axles. I show you how to pull your carrier and pinion. On some tags, the first 2 digits won't appear on the tag, but they must be used to identify the axle. United States of America, 1957-1993 Dana 44 Solid Beam Inner Axle Seal Application List, 1972-1993 Dodge Dana 60 Rear Wheel Bearing and Seal Application Chart, 1972-1993 Dodge Van and Motorhome Dana 60 Rear Wheel Bearing Applications, Dana Spicer Rear Drive Axle Component Failures, Short Ball Joint Life in 2003-2013 Dodge Ram AAM 925 Front Axles, 1980-1996 Ford Bronco, F150 Dana 44IFS Front Axle Identification IDN-137, 1980-1996 Ford F250 Dana 44IFS Front Axle Identification IDN-136, 1980-1997 Ford Dana 50IFS Front Axle Identification IDN-135, 1985-1991 Ford F350 Dana 60 Front Axle Identification IDN-139, 1992-1997 Ford F350 Dana 60 Front Axle Identification IDN-138, 1994-2013 Dodge Ram 5 Link Coil Spring Front Suspension IDN-121, 2003-2013 Dodge Ram AAM 925 Front Axle Features IDN-122, Dana 60 Specs 2000-2002 Dodge Ram 2500, 3500 IDN-113, ID a 1957-1971 Dodge Dana 44 Closed Knuckle Front Axle IDN-132. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. How to identify Dana 60. A 2004 Jeep LJ will have either Dana 44 or Dana 60 axles. The Bill of Material number may also be found on the carrier in some models as shown in illustration (2A). Rear Axle: AMC 20 (6-lug) or Dana 60 (8-lug) AMC 20 (6-lug) offset just a tad. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. The most noticeable difference is the reinforced cast iron differential in the Dana 61. document.getElementById("copyright_year").innerHTML = new Date().getFullYear(); Ford used Coil Spring, Dana 44IFS Twin Traction Beam front axles on 1980-1996 Full Size Bronco and F150 4x4 vehicles. Dana 60 BOM Axle Codes. NOTE: We say probably because its possible that your Dana 60 could have upgraded axle shafts installed by a prior owner with more than 30 splines. Although 3.07:1 and 3.31:1 gear sets are common for a Dana 61, lower gear sets deeper than (4.10:1 on down) are not. The Dana 60 front axle is very stout in stock form, but if it has a weak link it is generally considered to be the outer stub shaft which is approximately the same size as a Dana 44 stub shaft. On this Wikipedia the language links are at the top of the page across from the article title. Each Dana 60 rear end housing is poured from premium, high-ductile, nodular iron before being mated (to exacting tolerances) with a pair of lightweight, chrome moly main bearing caps and a set of high-tensile strength main cap bolts. These axles are all exactly the same. Our aluminum cases are manufactured from premium material sourced in the USA, designed and machined in-house, and offered in various forms to meet the requirements of the most demanding applications. It's also possible that someone could have performed an axle swap. Diagram Number: 36. They can be easily "converted" to 3.54:1 gearing by replacing the carrier. How can we tell the difference?Ted Olmstead, via email. Made of electroplated heavy duty steel,CNC machined.it is durable and stable,anti-corrosion,High precision and Not easily deformed for long life service. Larger and thicker diameter steel tubes (3.75inches diameter and in thick). There are front and rear versions of the Dana 60. Copyright AxleBuilder.com document.write( new Date().getFullYear() ); | Privacy Policy | Contact Us. Features : Specially designed for Dana 30, 44 and 60 front differentials. Carrier break: 3.54:1 - 4.10:1 and 4.56:1 - 7.17:1. Gear ratio, ring gear rotation, and thick gear designations can be found marked on most gears. This offset meant that a different carrier and a different ring and pinion had to be used. Which axle you have would depend on the truck model. Even though all three variations are the same type of axle, theyre still designed differently. The Ring Gear Size (differential type) and the Gear Ratio will be printed on the tag (as well as whether or not the differential is limited slip). Isn't the Google wonderful, it's so easy to find information with it, even with pictures. Dodge versions were passenger side differential drop, standard rotation gears, kingpin knuckles and 35 spline axle shafts in early models. The Dana 60 axle uses u-joints that measure three inches from snap ring to snap ring. You can read about each benefit in more detail here. Copyright AxleBuilder.com 2016 | Contact Us. . A modified version of that table is posted below and we've added links to pages that contain parts specific to each axle. IN STOCK. Which 14-Bolt Rear Axle Does My Three-Quarter Ton Suburban Have? 8300 N. Austin Ave Morton Grove, IL 60053 These axles will also Primary Identification Characteristics of 1957-1971 Dodge W100 and W200 Dana 44 Closed Knuckle Front axles:1957-1958 W100, W200: 3000 lb. Coil Spring Suspension with 5 Links (4 Link Arms plus a Dana 44 Beam Type Axles have 10 bolt covers that are approximately 10-3/8" high and 9-3/8" wide. The full-float design means that the vehicle weight is carried by the housing instead of the shaft. However, you can usually tell if the axle shaft is original or not. . The BOM will identify the model number, the gear ratio, the type of axle / differential, and component parts. Both tags contain similar information, however, the axle . I know this is a really old thread, but it comes up often during a search for Dana 60 BOM numbers so hopefully this information will be helpful to others doing the same search. Dana 60 axles were offered with 16, 23, 30, 32, 33, and 35 spline axle shafts, however, 30 and 35 spline models are by far the most common. By continuing to use our website, you agree to our Privacy Policy. 19752002 1 Ton (D-700/W-300/W-350/W-400/3500), 19711977 Land Rover Series 2B Forward Control, 19711977 Land Rover Series 3 1 ton (both front and rear axles), 19711985 Land Rover Series 3 Military Spec (rear on series III 109s), 19641977 Chevrolet and GMC 3/4-ton pickups, 19751987 Chevrolet and GMC 1-ton pickups and Suburbans, 20022005 Chevrolet and GMC 1/2 + 3/4 Ton pickups and Suburbans with Quadrasteer, 1966 1/2 Ton 4X4 Pickup Truck (1100A 4X4), 1969-75 3/4 Ton Pickup Truck and Travelall. Thick Gears and Carrier Breaks - Thick ring and pinion gears and differential carrier breaks explained. for BOM 603994-1, the differential is a standard Dana 60 with a 3.73 Gear Ratio). 1975 1300 Camper Special A Dana BOM number series was created but no record of any Dana 60 front axles being used by International has been proven. If you run the standard 1978 K20 front rotors and calipers, you can use the large '78 Cadillac Eldorado ebrake calipers. 9. I just picked up a Dana 70 dual wheel rear end (4.56 gears) and also a Dana 60 single wheel rear end (4.10 gears) and I'm trying to identify what vehicle (and year) these came out of. There are three major variations of the Dana 60 axle used in the 1960s to 1980s. The best way to be sure of which axle you have is by the Bill of Material Number stamped on the right hand axle tube. Gear Ratio Calculator - Calculate the gear ratio of gears based on their tooth count. It was also used on 3500 4x2 trucks with tubular beam front axles. It is like the VIN number for your axle assembly. Axle shaft diameter 1.46". Everything about the Ultimate Dana 60 rear axle is engineered to ensure that you get optimal strength and durability. RJSPHH Inner Axle Side Seal Installation Tool for Dana 30/44/60 Front Differentials. Dana/Spicer Products - Rear Axle Codes 1961-1971. if you find a 6 digit (plus a dash number) number, like 605386-3 - either stamped on axle tube or on a tag under the differential cove. Axle Shaft Bearings Brake and Wheel Bushings Differential Differential Carriers Differential Pinion Gear Differential Ring and Pinion Differential Side Gear Differential Spider Disc Brake Pad, Caliper, Rotor Kit Drive Axle Gaskets Hardware Helical Gears Sealant and Adhesives Seals Shims and Spacers Sliding Clutch Gears Slingers The bill of materials number can even tell you what gear ratio the axle originally came with. Strange Engineering offers several options for Dana 60 gears ratios. The majority of the Dana 70s are rear axles, however Dana 70 front axles do exist. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. The Dana 44 is a wider axle, so it is more likely to be found on the Rubicon model. Sometimes people believe that they have a Dana 60 axle while they really have a Dana 70 axle. Not only can Strange Engineering expert sales technicians help you to determine the best Dana 60 gears to meet your high-performance needs; they will assist in selecting every piece of your S60 drag racing rear end. The Dana 60 has a 4.10/4.56 carrier break: 4.10- Low Carrier: . Dana 80. A Dana 61 front axle was selectively used in Dodge 44 34-ton and 1 Ton pickups from 1987 to 1993. Ensure accuracy by checking the tag numbers or stamps on the axle or by utilizing the RPO codes on GM vehicles. These stronger bits are better able to. not aftermarket) is stamped with a build date and bill of materials on the back of the right hand axle tube. So it's time to replace them. The model number will be something like "D35" or "D44." In 1939 Spicer's UK license holder created a company named "Salisbury Transmission Limited." With permission to manufacture a British model of the Dana 44. This was done as a direct result of the 1973 oil crisis. Torque King 4x4. The prefix is usually F, G or H when referring to Axle Identification (for example, G80 means you have limited slip / positraction). My Dana 70 BOM # is: 603285-4. You'll find a manufacturing date stamped into the axle in the same area. Dana 60 axles were offered with 16, 23, 30, 32, 33, and 35 spline axle shafts, however, 30 and 35 spline models are by far the most . Strange Engineering has redesigned the Dana 60 rear axle and we call it the S-60. @2003-2020 Lugnut4x4. Strange Engineering has redesigned the Dana 60 rear axle and we call it the S-60. That one is essentially made to the right size and length to bolt up to your JK Wrangler. The superduty you can get either a solid dana 50 or 60. $27.55. And the BOM # I believe is 610460 -8. Larger ring and pinion which increase the contact area and overall strength. Pros. Since you have already identified the axle as a Dana 44 or Dana 60, that's where we'll go ahead and start. Presenting The Expert from Dana, your one stop for the useful information you need regarding genuine Spicer parts. All rights reserved. GM RPO Axle Code Guide - A complete reference guide to GM RPO axle codes. The original factory axles in a Full Float Dana 60 always have 30 splines or less. Dana 60 rear axle. . These covers also feature heat sinks that help keep the axle cool. Just about any ring and pinion combination you want between 3.54:1 and 7.17:1 is still readily available. The transmission yokes are CNC machined to assure concentricity and balance for ideal driveshaft operation. NOTE: The codes listed on these pages only go up through 1971. . Look for a "44" or "60" cast into the reinforcement ribs. A variation of the Dana 60 known as a Dana 61 was made to accommodate gear ratios that allowed for better fuel mileage. If there are 7 bolts, then you have a GMC/Chevy or Jeep Dana 60 axle. Dodge Cummins pickups from the "First Generation" that are not equipped with an overdrive transmission commonly have the 3.07:1 Dana 61 front axle because the higher gears are necessary to achieve reasonable road speeds at the low 2500 rpm governed speed of the Cummins engine in those pickups. Code. When ford introduced the superduty they changed the ring gear in the rear to 10.5 inches. Kingpin style knuckles. I ruined my bearings! Pinion shaft diameter 1.625". The housing material is Gray iron in early axles and Ductile iron in later axles. The location of the information will depend on the manufacturing date of the axle. Are the 4 bolts arranged in a perfect square pattern? The Best Disc Brake Conversion Kits At The Best Prices. From what I have found I think I've narrowed the years down to the 1970's, the 60 BOM comes up as 76/77 f250 3/4 ton 4x4 full float 4.10. 1978-1979 Dana 60 Front Axles in Ford Trucks had a Ford Axle Code Tag with the Ford Production Part Number and Dana Bill of Material Number (BOM) stamped on a metal Build Tag (red arrow) attached to the differential by two of the differential cover bolts (yellow arrows) when the vehicle was shipped from the factory but, unfortunately, these tags The Dana/Spicer Model 60 is an automotive axle manufactured by Dana Holding Corporation and used in OEM pickup and limited passenger car applications by Chevrolet, Dodge, Chrysler, Jeep, Ford and Land Rover. Luckily, its pretty easy to tell which axle you have. Lucky for us, the team at Crawlpedia.com spent weeks going through the information and put together the Ultimate Dana 60 BOM List with the exact information needed to find the parts you need. By upgrading the outer stub . Gears / Diffs / Install Kits Listed By Vehicle, Standard Gears & Pro Gears Dana / Ford / GM / Mopar, Strange T-Shirts. For example, you might see 3994-1 for the BOM, but the 60 has been dropped and the actual BOM is 603994-1. UPDATE: While this setup is still going strong, I have found much better, easier, safer, and more efficient ways to complete different parts of fear setups. The Fora platform includes forum software by XenForo. Engine, transmission, rear-end, driveline, fuel system etc.. 6 posts Page 1 of 1. erik68w100 Sweptline.ORG Member Posts: 22 Joined: Thu May 01, 2014 6:13 pm City: Sandpoint State: ID. Got any questions about examining your Dana axle or converting to disc brakes? Data is accurate to the best of our knowledge and is offered as-is with no guarantee. FOR SALE! RGB = Ring Gear Bolt It can be found in many 3/4-ton pickup and van rear ends. Browse through our Free Tech Info Database of 4x4 Dana Axle Identification Help Pages. CART. Brand Related Markets. High capacity differential covers are available that increase the amount of oil the differential holds. Dana 60 Rear Axle - Exploded View Dana 60 Front Axle - Exploded View Images presented for reference and educational purposes only. The Bill of Material (BOM) number is used to identify Dana differentials. Install Kits and Gears Sets Listed By Rear End. DANA 60 35 spline rear axle shaft 79 - 84 B-Body CHP (Factory Race Axle Specs) - $285.66. The Dana 60 (S60) high performance rear axle gives racing enthusiasts a suitable alternative to the Ford 9 inch rear end. Below is a list of various BOM numbers. For most applications, the bolt head size is 1/2" and the bolt thread is 5/16 USS coarse thread. Converting to disc brakes with a Lugnut4x4 kit comes with a number of benefits, including: There are a lot of good reasons virtually all modern vehicles use disc brakes. But what about the Dodge and Ford Dana 60 axles how can you tell them apart? ). Dana 60 is known as a Salisbury 60 in the UK. Model. To figure out exactly what axle you have, you can look for the Dana stamped bill of materials number. If your axle still has the factory installed gears, then you can find them listed on the ratio tag attached to the differential cover, or find the axle BOM number in our Dana 60 BOM Details Chart. The Dana Models 60 and 61 look the same and have the same shape differential cover. Each Dana 60 has a build date and bill of materials numbers stamped into the back of the passenger-side axle tube. If youre looking for a high quality disc brake conversion kit, look no further than Lugnut4x4s disc brake conversion kits for Dana 60 axles and Dana 70 axles! Rear Axle Identification GM Rear Axle Identified by casting #'s, physical characteristics/appearance, cover bolts (10 or 12) & code stamped in axle tube. Carrier Breaks. Fortunately, Jeep hasn't used too many different differentials, so figuring out which one you have isn't a big deal. Dana differential case #706400[3] (3.07-3.73) shows in Dana's parts catalog to be Dana 61-specific[citation needed]. So, 4 bolts = Dodge or Ford, 7 bolts = everything else. The original factory axles in a Full Float Dana 60 always have 30 splines or less. The 706040x carrier can be purchased relatively inexpensively and used to install lower gears in a Dana 61 axle, such as when replacing a broken or damaged Dana 60 with a Dana 61 while retaining the factory gear ratio. It's either a Dana 44 or a Dana 60. Starting around 1965, Dana started using metal tags affixed to the differential cover by two of the cover bolts. Dana 60 35 spline rear axle shaft 1979 1980 1981 1982 183771786221 Traditional BOMs are 6 digits followed by 1 or 2 digits, and start with the numbers 60 or 61. 2How To Identify The Axle Ratio From The Axle Code 2.1Step 1: Locate the Safety Compliance Certification Label 2.2Step 2: Locate the Axle code column on the label 2.3Step 3: Get the manufacturer's axle code chart 2.4Step 4: Locate the axle ratio column 3Ford Axle Code Identification 4Ford Axle Code Chart 5Conclusion What is an Axle code? A Dana 60 (D60) Ring Ring gear measures 9.75 inches. To determine which one you have, check the number of splines your axle has. The Bill of Material (BOM) number is used to identify Dana differentials. Regarding the Dana 60, it has an ID Tag bolted to the housing instead of it being stamped into the axle tube like it is on the Dana 70 (or maybe it is stamped into the axle tube and I haven't found it yet). 44 perch 71-72 = 63 axle flange to flange, . As the industry leader in high-performance drag racing differentials, drive line components, and suspension parts. Go to the Dana Aftermarket Media Library (, Search for the BOM within the PDF (e.g. Ford Dana 60 axles mostly feature 35 spline inner axle shafts, but some are 30 spline. Dana 60 axles on the GMC, Chevy, and Jeep are all basically the same, Dodge and Ford Dana 60 axles are different. Locate the identification tags on the rear-end housing unit. If your axle still has the original factory gears in it, then 3.54 to 4.30 gears will be on the lower carrier and 4.56 to 7.17 gears will be on the higher carrier. If all else fails, and you're sure it's either a Dana 44 or a Dana 60, you can measure the differential cover to identify your Dana axle. Reverse rotation front axles have a pinion located above the axle centerline making them easy to identify as "high-pinion" axles. Ring and Pinion Ratio Variations - An explanation of why some ring and pinion gear ratios vary. 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. Ranger 4WD Front Axle 4WD Front Axle Early 1977 and older Ford F250 (sometimes) Ford D60. Strange engineering offers a variety of steel retainer plates to be used with drum and some disc brake applications. 2. The BOM will identify the model number, the gear ratio, the type of differential, and all component parts. Summary The Dana 60 has a larger ring gear, larger axle tubes, larger axle shafts, and overall is much stronger. The. Otherwise, use the table below to determine your differential carrier: To learn more about differential carriers, see this Crawlpedia article on thick gears and carrier breaks. Thinking of upgrading to a Dana 60 front with disc brakes. CB = Cover Bolt Including are a set of Dana 60 ring and pinion gears. It was used as OEM in 1960s full-size (C-body) Chrysler passenger cars equipped with the 440 CID engine.