GM Service Manual Online
For 1990-2009 cars only

8.0 Axle Preload and Backlash Specifications

Application

Specification

Metric

English

Backlash

0.08-0.25 mm

0.003-0.010 in

Backlash (Preferred)

0.13-0.18 mm

0.005-0.007 in

Pinion Bearing Preload, New Bearings

1.7-3.4 N·m

15-30 lb in

Pinion Bearing Preload, Used Bearings

1.1-2.3 N·m

10-20 lb in

Pinion and Differential Case Bearing Preload, New Bearings

3.4-6.2 N·m

30-55 lb in

Pinion and Differential Case Bearing Preload, Used Bearings

2.8-5.1 N·m

25-45 lb in