Operation CHARM: Car repair manuals for everyone.

Pinion Preload and Backlash

9 1/2-INCH RING GEAR
PINION PRELOAD
New Bearings 2.3-2.8 Nm (20-25 lb. in.)
Used Bearings 1.1-1.7 Nm (10-15 lb. in.)
BACKLASH
New Gears 0.125-0.200 mm ( 0.005-0.008 in.)