Operation CHARM: Car repair manuals for everyone.

With Rear Drum Brakes

With Rear Drum Brakes
<af425010-006>
GM Models Ring Gear Diameter 7.62 Inch (in)
Ring Gear Backlash 0.005-0.009 Inch (in)
Pinion Bearing Preload New 24-32 Inch Pound-Force (in.lb)
Used 9-12 Inch Pound-Force (in.lb)
Total Assembly Preload New 35-40 Inch Pound-Force (in.lb)
Used 20-25 Inch Pound-Force (in.lb)