This differential cage bearing (3984) is designed as a direct replacement for ISUZU NRR, NPR, NPR-HD, and NQR trucks with a 320mm differential gear. Engineered for precise fitment, smooth operation, and long-lasting durability, it ensures optimal differential performance, reduces noise and vibration, and protects surrounding drivetrain components under heavy-duty conditions. Ideal for worn or damaged differential cage bearings in commercial vehicles.

OEM-Equivalent Fit: Matches original factory specifications for proper alignment and reliable performance.

Truck-Specific Compatibility: Fits ISUZU NRR, NPR, NPR-HD, and NQR models with 320mm differential gear (bearing 3984).

Durable & Heavy-Duty: Built to withstand high torque, repeated rotation, and commercial truck usage.

Smooth & Quiet Operation: Reduces vibration and noise while maintaining precise differential rotation.

Drivetrain Reliability: Maintains optimal differential performance and prevents premature wear of surrounding components.

Easy Installation: Direct replacement using factory mounting points; no modifications required.

OEM 9000931300