ACDelco GM Original Equipment Differential Pinion Bearings are tapered roller bearing elements that support and allow the pinion gear to rotate within the axle or final drive housing, and are GM-recommended replacements for your vehicle's original components. These original equipment differential pinion bearings have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.
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24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)
Please visit our warranty page on Gmparts.com for full warranty details.
Yes. Ring and pinion gears come in matched sets and should be replaced at the same time.
No. Do not use bearing grease on carrier or pinion bearings during installation, this may cause premature bearing failure. Use clean gear oil as a pre-lubricant to the bearings during installation.
GM Part #84446305
ACDelco Part #84446305
