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Pinion Slack IF THE IMAGE IS TOO SMALL, click it. Early ('83…

Pinion Slack IF THE IMAGE IS TOO SMALL, click it. Early ('83-96) 8.8" axles are notorious for the pinion nut backing off after a few hundred thousand miles. The correct fix is to remove the nut & rinse all the threads with brake cleaner, warm them dry, apply red threadlocker, and then tighten the nut to ~180 lb-ft using a calibrated torque wrench. That should remove all slack, withOUT crushing the sleeve or changing the pinion bearing preload. Then mark the nut & pinion with a cold chisel so the condition can be monitored.
Pinion Slack IF THE IMAGE IS TOO SMALL, click it. Early ('83-96) 8.8" axles are notorious for the pinion nut backing off after a few hundred thousand miles. The correct fix is to remove the nut & rinse all the threads with brake cleaner, warm them dry, apply red threadlocker, and then tighten the nut to ~180 lb-ft using a calibrated torque wrench. That should remove all slack, withOUT crushing the sleeve or changing the pinion bearing preload. Then mark the nut & pinion with a cold chisel so the condition can be monitored.Original file
Pinion Slack IF THE IMAGE IS TOO SMALL, click it. Early ('83-96) 8.8" axles are notorious for the pinion nut backing off after a few hundred thousand miles. The correct fix is to remove the nut & rinse all the threads with brake cleaner, warm them dry, apply red threadlocker, and then tighten the nut to ~180 lb-ft using a calibrated torque wrench. That should remove all slack, withOUT crushing the sleeve or changing the pinion bearing preload. Then mark the nut & pinion with a cold chisel so the condition can be monitored.

8.8" AxleView all 69

Rusty leaf-spring axle with mud-terrain tire, C-clamp and breaker bar on grass 1983 Ford Bronco photo 1983 Ford Bronco photo 1983 Ford Bronco photo C-clamp press and breaker bar working on a rusty leaf spring near an off-road tire Snap-on C-clamp on rear leaf spring with breaker bar during undercarriage repair on grass Leaf spring eye with pressed-in bushing and sleeve, photographed on grass Rusty spring shackle, hanger bracket, and worn bushing parts on a wooden stool. Rear axle brake line and vent fitting detail drawings labeling brake hose, vent tube and axle vent fitting Diagram comparing correct and incorrect axle vent hose routing with labeled clip, clamp, hose and vent fitting Exploded parts diagram of Ford 8.8-inch semi-floating rear axle with labeled differential, gears, bearings and 1983 Ford Bronco photo 1993 Bronco fuel tank, vapor hose, 4-pin connector, axle vent, and rear axle with ABS sensor 1983 Ford Bronco photo 1983 Ford Bronco photo 1983 Ford Bronco photo 69photos in this albumView all

Pinion Slack
IF THE IMAGE IS TOO SMALL, click it.

Early ('83-96) 8.8" axles are notorious for the pinion nut backing off after a few hundred thousand miles. The correct fix is to remove the nut & rinse all the threads with brake cleaner, warm them dry, apply red threadlocker, and then tighten the nut to ~180 lb-ft using a calibrated torque wrench. That should remove all slack, withOUT crushing the sleeve or changing the pinion bearing preload. Then mark the nut & pinion with a cold chisel so the condition can be monitored.

Owner caption · Photo 6365 of 6546

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