This is a differential side gear thrust washer for the RT40-4N. This thrust washer sits behind the differential side gear to control axial clearance and manage rotational friction inside the differential carrier. Stock the correct part number to keep your rebuild on spec.
Interchanges:
- 60171331
- FRTS5007
- 1229F222
Features
Differential side gear thrust washer for the RT40-4N
Fits between the side gear and differential case to manage clearance
