how to identify rear end

To help you find the right part we first need to properly identify the axle you have or need. Ford Truck 63-71 F100.

Mopar Rear Axle Differential Guide Mopar Mopar Muscle Cars Muscle Cars

Then put your VIN number in and youll have every option listed for your truck.

. Not all vehicles are set up the same even though they may be the same make and model. There are 3 different ways to identify the rear-end gear ratio. Count the number of inspection cover bolts on the rear end housing.

Axle tag location and appearance may vary by application. 9-34 has a 10 bolt rear cover. I have a rear end in my car that has been sort of a mystery.

These tags are typically quite beat up twisted and rusted over the years. Conclusion Knowing your cars rear end gear ratio can give you a greater understanding of your car and help in changing different parts. A visual chart of different GMChevrolet rear ends is found on Ring Pinions differential types web page see References.

However road debris dirt grime and general age can obscure these numbers. The easiest way to tell if you have an open differential is to jack up the car and spin one of the rear tires. On some tags the first 2 digits dont appear on the tag but they must be used to identify the axle.

The axle identification tag is located at about the 3 oclock position under the third-member mounting nut when you are looking straight at the front of the axle. The Ford 975 Rear End The 975 rear end is the old war horse of the two available rear ends for the 2015-2020 F150s. Ford 9 inch rear end identification is easy and can be accomplished with nothing more than a deep socket as a go-no-go gauge for the bottom two retaining nuts on the center section.

All Chevrolet rear ends can be identified by comparing the gasket shape to an identification chart similar to the one found on Drivetrains differential identification page see References. How can you tell the difference between an 82 and 85 rear end. 8-34 has no rear cover.

11 rows Rear Axle Identification. The 88-inch pinion shaft is 158 inches and has 30 splines. How to quickly identify the exact specifications of your Ford differential housing.

9-14 has a 12 bolt rear cover. 7-14 has a 9 bolt rear cover. We carry everything from the 725 IFS front end parts to the large 115 rear end parts for 1-ton trucks.

The cover is not quite square measuring about 1012 inches high by 11 inches long. Traditional BOMs are 6 digits followed by 1 or 2 digits and start with the numbers 60 or 61. Vin code Dividing the Ring and Pinion Teeth Count and counting the Wheel Turns.

If the socket fits as shown in our photo below it is a Ford 8-inch housing. Fortunately you can tell a lot about a rear axle by its shape and number of bolts on the differential housing. The easiest way to identify an axle is to look at the cover on the carrier housing.

How to Identify Some Typical Ford Centers Lets start with the 9 First off the 9 is a removable carrier type rear end it shares this design in common with its baby brother the 8 while the 6 ¾ 7 ¼ 77 88 and Dana rears also used in Fords are integral carrier types. Shop by your differential. How do I identify a Ford 88 rear end.

Locate the VIN. Full details on how to read and decode differential identification tags l. You can identify the Ford 88-inch rear by its rear cover.

In actuality the term 12-bolt is due to the 12 bolts holding the ring gear to the differential. The inspection cover is on the back of the housing seen by looking. Both GM and Mopar.

How to Identify Ford Rear Ends Step 1. Heres a link to dodges main website. The BOM will identify the model number the gear ratio the type of differential and all component parts.

It has a thin metal or plastic 10-bolt cover and the bolts are 716-inch thread. The casting numbers for 10-bolt rear differentials are typically located either on the forward side of the passenger-side axle tube or on the drivers side. How to Identify a Chevy Rear End.

Please select a rear end that matches your vehicle below. Although not technically how it got its descriptive name the easiest way to identify a 12-bolt rearend is obviously by the 12 bolts holding the rear cover in place. We make it easy to verify your exact rear end by providing specs and year make and model.

If the other wheel spins in the opposite direction you have an open differential. If it was always that easy though we wouldnt need to. Other way is climb underneath and look at the back pumpkin most trucks have a small metal tag attached to a diff cover bolt.

Based on photo research I think it is a 1959. A Chevy 12 ton pick-up may have a Chevy 10 bolt rear axle or a 12 bolt rear axle. Identify your GMC or Chevrolet rear end gear ratio by the RPO Codes usually located on the placard labeled Service Parts Identification inside the drivers door panel or glove box.

GM Chevy - Differential Identification. If it spins in the same direction you have a limited slip differential or LSD. Before you rebuild any axle you should identify which axle you have.

Click on the equipment listing in the left hand side of the page. I believe I have IDd it as a 1958-59 Ford 9-inch. Code Application Ring Gear And Pinion NL or L Axle Shaft Splines Additional Information.

Its worth noting that rear axles can sometimes be positively identified by a casting number and date stamped on the differential cover or axle tube. Ford Rear Axle Assembly Identification - Page 01. Ford Truck 63-71 F100.

Locate the axle ID tag on the rear-end housing---usually a sheet-metal tag bolted to the housing although some. Once you have identified the housing you must order the correct parts for the particular axle. The good news is that the 975 is extremely distinct in how it looks and in our experience is the more common of the two differential optionsThe 975 has a very noticeable taper the goes toward the passengers side of the truck on both the top and.

General Motors has a wide range of front and rear ends. The cover is almost perfectly round. 8-14 has 10 bolts evenly spaced.

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.

Axle Id A Quick Guide To Identifying Common Rear Axles Car Guys Automotive Repair Trucks