how to identify rear end

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. A visual chart of different GMChevrolet rear ends is found on Ring Pinions.

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Please select a rear end that matches your vehicle below.

. GM Chevy - Differential Identification. Identify the most common GM rear-end types. The code is located on the passenger side of the axle tube.

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. We carry everything from the 725 IFS front end parts to the large 115 rear end parts for 1-ton trucks.

There are 3 different ways to identify the rear-end gear ratio. How does gear ratio affect speed. Outer axle seal is starting to seep again and one of the tubes is getting a film around where it enters the diff.

Shop by your differential. Knowing your cars rear end gear ratio can give you a greater understanding of your car and help in changing different parts. The gear ratio tells us how fast one gear is rotating when compared to another.

When it comes to getting power to the pavement GMs 10-bolt 85-inch rear end with Positraction is a hero. Ford has a wide range of front and rear ends. I have a 2003 FX4 F-150 with the 355 rear end with limited slip.

Having a visual reference is probably the easiest way. Like Superman in street clothes however it can be hard to identify this beefy unit among its weaker cousins the 10-bolt 82-inch with open differential. Answer ID 3975 Published 01182011 0818 AM Updated 12182018 0129 PM.

It adds significant value to the vehicle especially for specialty Chevy. We make it easy to verify your exact rear end by. Shop by your differential.

We make it easy to verify your exact rear end by providing specs and. General Motors has a wide range of front and rear ends. Identifying the rear axle code is crucial.

Look at the shape of the inspection cover and the gasket. GM built countless thousands of both types of 10-bolts from 1970 to 1994. 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.

The 12-bolt was used in many vehicles. Match the shape of the differential cover on the back of the rear end housing to the gasket shape chart found on Roadkill Customs Differential Identification page. Ford 75s and 88s have 10 bolts the 1025 has 12 and all Dana units have 10 bolts but each has a different gasket shape.

Just like a 10-bolt rearend there should be stamped numbers on the axle tube on the passengers side. There are several ways to identify the axle under your vehicle. Compare the gasket shape with the chart found on the Drivetrain site see References section.

We carry everything from the 8 IFS front end parts to the large 105 rear end parts for F-Series trucks. 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. Locate the GM manufactured rear-end casting date on the housing.

The 85-inch inspection cover gasket shape is rounder than the squarish 75 and 762-inch. In some cases tracing the code is hard due to grease grime and mud on the axle. The numbers should let you know what gear-ratio came from the factory the date of production where the unit was assembled and whether the carrier is Positraction or not see charts.

After going through the article now you know where to look on. Also the original inspection plate on the 75-inch rear end has a drain plug on. Please open the attached documents to see pictures of the cover gaskets and differential covers for many popular rear ends.

Please select a rear end that matches your vehicle below. Identifying Rear End by Axle Tag. The truck has 290k miles on it and the pinion bearings have been going out and have sent metal flakes through the rear end.

Clean the axle using chalk a grease pen or damp towel rather than abrasive brushes. Count the bolts on the rear-end housing and visually identify the rear-end gasket shape. Look at the shape of the inspection cover and the gasket.

The BOM will identify the model number the gear ratio the type of differential and all component parts. Ford - Differential Identification. On some tags the first 2 digits dont appear on the tag but they must be used to identify the axle.

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