Torque Specifications

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a Never back off the pinion nut to reduce preload. If preload reduction is necessary, install a new collapsible spacer and pinion nut.
b Take frequent pinion bearing torque preload readings.
c For new pinion bearing installation on Dana model 50 and 60 axles, tighten the pinion nut to a rotating torque of 1.7 - 3.4 Nm (15 - 30 inch lbs.) (217 - 678 Nm [160 - 500 ft. lbs.]).
d For original pinion bearing installation, the reading must be 0.56 Nm (5 inch lbs.) more than the initial reading taken during the disassembly procedure.