Find reliable, high-strength Isuzu 4JA1 Crankshafts at Ruich Value. Our forged steel crankshafts are engineered for the demanding Isuzu 4JA1 2.5L diesel engine, offering an OEM-quality replacement (equivalent to 8-97311478-0). As a trusted engine parts supplier with over 10 years of export experience, we ensure durability and performance for rebuilders, wholesalers, and repair facilities.
Key Features of Our Isuzu 4JA1 Crankshaft
- Superior Strength: Made from high-quality forged steel for maximum durability under load.
- Enhanced Wear Resistance: Tufftrided (nitrided) surface treatment on journals significantly increases hardness and extends service life.
- Precision Machined & Balanced: Ensures smooth engine operation, reduced vibration, and optimal bearing performance.
- OEM Quality Standards: Manufactured and tested to meet or exceed original equipment specifications for fit and function.
- Direct Fit Replacement: Designed for seamless installation in Isuzu 4JA1 engine applications.
Isuzu 4JA1 Crankshaft Specifications
| Feature | Specification |
| Engine Model | Isuzu 4JA1 |
| Engine Type | 2.5L (2499 cc) Inline 4-Cylinder, Direct Injection Diesel |
| Material | Forged Steel |
| Surface Treatment | Tufftrided / Nitrided Journals |
| Stroke | 92 mm |
| Replaces OEM Part # | 8-97311478-0 (Please verify compatibility for your specific application) |
| Common Applications | Isuzu Pickup (TF/KB series), D-Max (early models), Panther, MU, Trooper (some variants), Light Commercial Vehicles, Industrial/Agricultural Engines |
| Compatibility Note | Always confirm fitment using your vehicle’s VIN or engine serial number. |
Custom Crankshaft Development
Need a specific crankshaft design not listed? Ruich Value can also develop custom billet or forged crankshafts based on your technical drawings or samples. Contact us to discuss your requirements.
Other Related Isuzu Crankshaft Models
Ruich Value is your comprehensive Isuzu Crankshaft Supplier. We also offer crankshafts for a wide range of other Isuzu engine models:
| Model | Model | Model | Model | Model |
| 4HF1 | 4HG1T | 4HK1 | 4HE1T | 4BA1 |
| 4BC2(DB33) | 4BG1 | 4FC1 | 4JA1 | 4JB1 |
| 4DA1 | 4JB1T | 4BE1 | 4JG1 | 4JG2 |
| C223 | C240 | C190 | 600P | 4BB1 |
| 4ZE1 | 4ZD1 | 4ZA1 | 4ZB1 | 4BD1/4BD1T |
| 4JJ1 | G161 | 6BB1(NEW) | 6BB1(OLD) | 6BG1 |
| 6HE1 | 6HK1 | 6SD1 | 6WA1 | 6WG1 |
| 6HH1 | 6QA1 | 6BD1T | DB58 | 6BF1 |
| 6BD1 | 6SA1 | DH100 | 10PC1 | 10PB1 |
| 10PE1 | 10PD1 | 12PC1 | 12PD1 | 6RB1 |
Contact Us
Ready to order the Isuzu 4JA1 Crankshaft or need wholesale pricing? Have questions about our custom development services? Reach out to the Ruich Value team.
- Email: [email protected]
- Phone/WhatsApp: +86 13889277673
