This rear crankshaft oil seal is designed as an OEM-equivalent replacement for ISUZU NRR NQR NPR NPR-HD 4HE1 4.8L 4HK1 5.2L 1998-2025 OEM. The seal helps retain oil at the cranksh. Use to replace a hardened, worn, torn, or leaking seal during service. Compare the title fitment and original part details before ordering.
- COMPATIBILITY: Fits ISUZU NRR NQR NPR NPR-HD 4HE1 4.8L 4HK1 5.2L 1998-2025 OEM.
- OIL SEALING FUNCTION: The seal helps retain oil at the crankshaft.
- REPLACEMENT USE: Use to replace a hardened, worn, torn, or leaking seal during service.
- FITMENT CHECK: Confirm model, year, engine, side or position, dimensions, and original part details before purchase.
- DIRECT REPLACEMENT FIT: Designed for replacement in the factory location when matched by fitment and reference number. No modifications required when the application is matched correctly.
- OEM 8976023790 8983343390 8943706370 8976023790N 98334339 BZS1996AO I3694.
Specifications
| SKU / Part Number | 7071561 |
|---|---|
| Brand | CHM |
| OEM | 8976023790, 8983343390, 8943706370
|
| Weight | 0.38 lb |
| Dimensions (L × W × H) | 6 in × 6 in × 1 in |
| Category | Engine Parts Gaskets, Seals & O-Rings |
Compatibility
| Make | Model | Years | Engine | Liters | Fuel |
|---|---|---|---|---|---|
| Isuzu | NPR | 1998–2004 | 4HE1-TC | 4.8 | Diesel |
| Isuzu | NPR | 2005–2010 | 4HK1-TC | 5.2 | Diesel |
| Isuzu | NPR-HD | 1998–2004 | 4HE1-TC | 4.8 | Diesel |
| Isuzu | NPR-HD | 2005–2025 | 4HK1-TC | 5.2 | Diesel |
| Isuzu | NQR | 1998–2004 | 4HE1-TC | 4.8 | Diesel |
| Isuzu | NQR | 2005–2025 | 4HK1-TC | 5.2 | Diesel |
| Isuzu | NRR | 2005–2025 | 4HK1-TC | 5.2 | Diesel |
| Chevrolet | W3500 Tiltmaster | 1998–2004 | 4HE1-TC | 4.8 | Diesel |
| Chevrolet | W3500 Tiltmaster | 2005–2009 | 4HK1-TC | 5.2 | Diesel |
| Chevrolet | W4500 Tiltmaster | 1998–2004 | 4HE1-TC | 4.8 | Diesel |
| 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 |
| Chevrolet | W5500HD Tiltmaster | 2005–2010 | 4HK1-TC | 5.2 | Diesel |
| GMC | W3500 Forward | 1998–2004 | 4HE1-TC | 4.8 | Diesel |
| GMC | W3500 Forward | 2005–2009 | 4HK1-TC | 5.2 | Diesel |
| GMC | W4500 Forward | 1998–2004 | 4HE1-TC | 4.8 | Diesel |
| 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 |
| GMC | W5500HD Forward | 2005–2010 | 4HK1-TC | 5.2 | Diesel |











