Substitutions
| Make | Number | Name | Availability | Processing, days | Price | |
|---|---|---|---|---|---|---|
| Nissan | NampB9 | SEAL-OIL,REAR AXLE SHAFT | 0 | - | 9.21$ | Not Available |
Drive Pinion Bearing Spacer for Nissan Differentials
This precision spacer sits on the pinion shaft inside the differential and controls bearing preload and pinion depth. Made from hardened steel, it keeps the ring-and-pinion in correct mesh for quiet, efficient power transfer. If you’re rebuilding an axle, fixing gear noise, or renewing bearings and seals, this small part is a must-have ⚙️.
Why you need it
The spacer sets the exact squeeze on the pinion bearings. Proper preload prevents wobble, reduces heat, and keeps gear teeth aligned. Without it, even new bearings can fail early and the final drive can howl on the highway .
How it works
During setup, the spacer is paired with shims (or used like a crush sleeve design) while the pinion nut is torqued. This locks the bearings at the correct tension and holds pinion depth so the contact pattern stays centered across load and coast sides.
What happens if it’s damaged ❗
Symptoms include gear whine on accel/decel, vibration, pinion seal leaks, metal glitter in oil, overheating, and rapid bearing wear. Long-term, teeth can chip or pit, risking total differential failure.
Tech notes ️
Always install with new bearings and pinion nut, set preload with an in‑lb torque wrench, verify pattern with marking compound, and replace the pinion oil seal. Clean threads and use correct torque/spec for your axle.
Compatibility
- Vanette
- Skyline
- Caravan/Homy
- King Cab
- Primera Camino
- Urvan
- Truck
- Pickup
- Caravan
- Langley/Liberta Villa
- Np300 F/Sbs,Med
- Cedric/Gloria
- Nv350 Urvan
- Atlas
- Serena
- Laurel
- Caravan/Homy Van
- Axxess
- Sunny
- Datsun Truck
- Terrano2
- 200Sx
- Bluebird
- Nv350 Caravan
- Truck-Hardbody
- Pathfinder
- Frontier
- Datsun
- Safari
- Np300
- Vanette Serena
- Vanette Largo
- Patrol
- Sunny/Lucino
- Caravan/Homy Coach
- Prairie Ii
- Primera
- Sentra
- Cedric
- Prairie
- Xterra
- Cabstar
- Ad
- Silvia/Gazelle
- Datsun 810
- Hardbody
- Urvan/King Van
- Stanza Wagon
- Terrano
- Vanette Truck
- Crew
- Pulsar
- Truck Eg
- California Wingroad
- Nissan Truck Zn