General Specifications

WARNING: This page is about a different car, the 2012 Ford F550 Super Duty and 2012 Ford F450 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.

GENERAL SPECIFICATIONS

Item

Specification

Pinion bearing preload⁽¹⁾

2.3-4.5 Nm (20-40 lb-in)

Differential ring gear to pinion backlash⁽²⁾

0.23-0.41 mm (0.009-0.016 in)

⁽¹⁾	Establish the pinion bearing preload prior to pinion seal installation.

⁽²⁾

The acceptable backlash tolerance is ± 0.0508 mm (0.002 in) from the backlash etched in the differential ring gear. The tooth contact pattern can move only by adjusting backlash. The tooth contact pattern can move only in the direction of heel-to-toe and toe-to-heel. Depth of the tooth contact pattern is not adjustable. Contact Spicer Service at 1-800-826-4357 for assistance if unable to establish an acceptable tooth contact pattern within the limits of backlash.