This pilot pinion differential bearing is designed as a direct replacement for ISUZU NPR and NQR trucks with a 292mm differential gear. Engineered for precise fitment and reliable operation, it ensures smooth rotation of the pinion gear, reduces noise and vibration, and maintains optimal drivetrain performance under heavy-duty conditions. Ideal for worn, noisy, or damaged differential bearings in commercial vehicles.
OEM-Equivalent Fit: Matches factory specifications for correct alignment and reliable performance.
Truck-Specific Compatibility: Fits ISUZU NPR and NQR models with 292mm differential gear.
Durable & Heavy-Duty: Built to withstand high torque, repeated rotation, and commercial truck use.
Smooth & Quiet Operation: Reduces vibration and noise while ensuring precise pinion gear 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
8971075480 / 5098100090 / 5098100081
5098100080 / 9000946040 / 9000946020
Specifications
| SKU / Part Number | 7107548 |
|---|---|
| Brand | LTLT |
| OEM | 8971075480, 5098100090, 5098100081, 5098100080, 9000946040, 9000946020
|
| Weight | 0.38 lb |
| Dimensions (L × W × H) | 3 in × 3 in × 1 in |
| Category | Transmission & Clutch Bearings |
Compatibility
| Make | Model | Years | Engine | Liters | Fuel |
|---|---|---|---|---|---|
| Isuzu | NPR | 1998–2004 | 4HE1-TC | 4.8 | Diesel |
| Isuzu | NPR | 2004–2020 | GM Vortec V8 | 6.0 | Gas |
| Isuzu | NPR | 2005–2009 | 4HK1-TC | 5.2 | Diesel |
| Isuzu | NPR | 2011–2018 | 4JJ1-TC | 3.0 | Diesel |
| Isuzu | NPR | 2021–2026 | GM L8T V8 | 6.6 | Gas |
| Isuzu | NPR-HD | 2004 | 4HE1-TC | 4.8 | Diesel |
| Isuzu | NPR-HD | 2004–2020 | GM Vortec V8 | 6.0 | Gas |
| Isuzu | NPR-HD | 2005–2026 | 4HK1-TC | 5.2 | Diesel |
| Isuzu | NPR-HD | 2021–2022 | GM L8T V8 | 6.6 | Gas |
| Isuzu | NQR | 1998–2004 | 4HE1-TC | 4.8 | Diesel |
| Isuzu | NQR | 2005–2026 | 4HK1-TC | 5.2 | Diesel |
| Chevrolet | W3500 Tiltmaster | 1998–2004 | 4HE1-TC | 4.8 | Diesel |
| Chevrolet | W3500 Tiltmaster | 2004–2009 | GM Vortec V8 | 6.0 | Gas |
| Chevrolet | W3500 Tiltmaster | 2005–2009 | 4HK1-TC | 5.2 | Diesel |
| Chevrolet | W4500 Tiltmaster | 2004 | 4HE1-TC | 4.8 | Diesel |
| Chevrolet | W4500 Tiltmaster | 2004–2010 | GM Vortec V8 | 6.0 | Gas |
| Chevrolet | W4500 Tiltmaster | 2005–2010 | 4HK1-TC | 5.2 | Diesel |
| Chevrolet | W5500 Tiltmaster | 1999–2004 | 4HE1-TC | 4.8 | Diesel |
| Chevrolet | W5500 Tiltmaster | 2005–2010 | 4HK1-TC | 5.2 | Diesel |
| GMC | W3500 Forward | 1998–2004 | 4HE1-TC | 4.8 | Diesel |
| GMC | W3500 Forward | 2004–2009 | GM Vortec V8 | 6.0 | Gas |
| GMC | W3500 Forward | 2005–2009 | 4HK1-TC | 5.2 | Diesel |
| GMC | W4500 Forward | 2004 | 4HE1-TC | 4.8 | Diesel |
| GMC | W4500 Forward | 2004–2010 | GM Vortec V8 | 6.0 | Gas |
| GMC | W4500 Forward | 2005–2010 | 4HK1-TC | 5.2 | Diesel |
| GMC | W5500 Forward | 1999–2004 | 4HE1-TC | 4.8 | Diesel |
| GMC | W5500 Forward | 2005–2010 | 4HK1-TC | 5.2 | Diesel |





