Ford 9 Inch Ring And Pinion Setup

If the pattern won t come right you need to change pinion shims and try again.

Ford 9 inch ring and pinion setup.

Vehicle engine search vehicle engine search make model search. This type of ratio is referred to as non hunting because any given pinion tooth always contacts the same three ring gear teeth per revolution. Ring and pinion gear set up. 8 the pattern is a product of the pinion depth and the backlash you have to get both right.

This cast pinion cartridge allows you the freedom to adjust pinion mounting depth independent of bearing preload. You change shims for the pinion depth then try to adjust the backlash. For this endeavor we ll be installing a ford 9 inch rearend that has been outfitted with a 11 inch drum brake kit with e brake and 28 spline axle assemblies from currie enterprises as well as. The pinion head bearing is a press fi t.

If old pinion was 2 and new pinion is 1 you will need to subtract 003 inches from the original shim. Unlike the 8 8 inch pinion the 9 inch style utilizes a removable pinion cartridge. This is opposite what you would do on most differentials as pinion shims on a ford 9 inch change pinion depth in the opposite direction compared to most differentials. Add or subtract pinion shims in thousands 001 of an inch.

First thing to understand in ford 9 inch gear ratios chart is related to gear ratio. Gear ring and pinion 4 57 1 ratio ford 9 in set not yet reviewed. Axle model and get free shipping on orders over 99 at summit racing. Find ring and pinion gears with ford 9 in.

The ford 9 inch axle came from the factory with ratios that are whole numbers such as 3 0 1 which was achieved with a 39 tooth ring gear meshing with a 13 tooth pinion gear. So the pinion head bearing installs without a shim underneath it. This is revolutionary technology because the car can accelerate faster. This gear is commonly called as axle used solid configuration that changes from pinion teeth into center.

The following table contains the proper specifications for all popular axles.