Upgrade your Isuzu truck's steering system with these heavy-duty front axle knuckles designed specifically for NRR, NQR, NPR, and NPR-HD models equipped with 4HE1 or 4HK1 engines (1999-2025). This set includes both left and right knuckles, precision-engineered to restore optimal steering performance and maintain vehicle stability. The robust construction features durable cast materials for longevity and corrosion resistance. These knuckles are direct replacements, ensuring proper fitment and functionality. Installation is straightforward with no assembly required, though professional. These axle knuckles are essential components for maintaining proper wheel alignment and steering control in your commercial truck fleet.
COMPATIBILITY: Designed specifically for Isuzu NRR NQR NPR NPR-HD models with 4HE1 4HK1 engines, years 1999-2025
COMPLETE SET: Includes both left and right front axle knuckles for a complete front-end repair solution
CONSTRUCTION: Manufactured with durable materials for long-lasting performance
OEM
8972306840 / 8972615500 / 8972615501
8972615502 / 8972615503 / 8972615504
8972615360 / 8972306830 / 8972615490
8972615491 / 8972615492 / 8972615493
8972615494
Specifications
| SKU / Part Number | 7230682S2 |
|---|---|
| Brand | CHM |
| OEM | 8972306840, 8972615500, 8972615501, 8972615502, 8972615503, 8972615504, 8972615360, 8972306830, 8972615490, 8972615491, 8972615492, 8972615493, 8972615494
|
| Weight | 25 lb |
| Dimensions (L × W × H) | 16 in × 11 in × 6 in |
| Category | Wheel, Hub & Axle Repair Kits & Value Sets |
Compatibility
| Make | Model | Years | Engine | Liters | Fuel |
|---|---|---|---|---|---|
| Isuzu | NPR | 1999–2004 | 4HE1-TC | 4.8 | Diesel |
| Isuzu | NPR | 1999–2002 | GM Vortec L31 V8 | 5.7 | Gas |
| Isuzu | NPR | 2003–2020 | 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 | 2005–2016 | 4HK1-TC | 5.2 | Diesel |
| Isuzu | NQR | 1999–2004 | 4HE1-TC | 4.8 | Diesel |
| Isuzu | NQR | 2005–2026 | 4HK1-TC | 5.2 | Diesel |
| Isuzu | NRR | 2005–2026 | 4HK1-TC | 5.2 | Diesel |
| Chevrolet | W3500 Tiltmaster | 1999–2004 | 4HE1-TC | 4.8 | Diesel |
| Chevrolet | W3500 Tiltmaster | 1999–2002 | GM Vortec L31 V8 | 5.7 | Gas |
| Chevrolet | W3500 Tiltmaster | 2003–2009 | GM Vortec V8 | 6.0 | Gas |
| Chevrolet | W3500 Tiltmaster | 2005–2009 | 4HK1-TC | 5.2 | 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 | 1999–2004 | 4HE1-TC | 4.8 | Diesel |
| GMC | W3500 Forward | 1999–2002 | GM Vortec L31 V8 | 5.7 | Gas |
| GMC | W3500 Forward | 2003–2009 | GM Vortec V8 | 6.0 | Gas |
| GMC | W3500 Forward | 2005–2009 | 4HK1-TC | 5.2 | 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 |