Pinion Preload and Backlash

7 1/2 and 7 5/8-INCH RING GEAR
PINION PRELOAD
New Bearings 2.7-3.6 Nm (24-32 lb. in.)
Used Bearings 1.0-1.4 Nm (8-12 lb. in.)
BACKLASH
New Gears 0.13-0.23 mm (0.005-0.009 in.)