American Motorhome RV GM Workhorse Diff Pinion Seal 26064030

A triple-lip seal that fits around the pinion flange at the front of the differential, sealing in the gear oil and preventing it from leaking out where the driveshaft connects to the differential. Genuine GM-engineered part. Position: Rear differential, pinion Type: Triple lip seal Fitment: GM 10.5" & 11.5" ring gear differentials