Clutch Pressure Plate Assembly with High-Strength Cast Iron Cover and Heat-Treated Spring Steel Diaphragm for Isuzu NPR58 4BE1

Premium-quality clutch pressure plate assembly designed as a direct replacement for Isuzu NPR58 medium-duty trucks equipped with 4BE1 diesel engines. This component applies clamping force to the clutch disc against the flywheel, enabling smooth engagement and positive disengagement.

• OE Quality: Manufactured to Isuzu dimensional and performance specifications
• Diaphragm Spring Design: Consistent clamp load with lower pedal effort
• Heat-Treated Pressure Surface: Resists warping and heat cracking
• Dynamic Balancing: Minimizes vibration for smooth engine operation
• High Clamp Force: Engineered for 4BE1 diesel engine torque output
• Corrosion Resistant: Painted or e-coated to resist rust
• Direct Replacement: Matches OE dimensions - bolt-on installation
• Cost-Effective: Affordable alternative to genuine OEM

Specifically designed for Isuzu NPR58 trucks with 4BE1 engine. May also fit other Isuzu trucks using the 4BE1 engine (e.g., NPR59, NKR55 - verify compatibility).

1. Remove transmission and old clutch assembly
2. Inspect and resurface flywheel
3. Clean flywheel surface
4. Install new clutch disc with alignment tool
5. Install new pressure plate, torque bolts in star pattern (20-30 Nm for M8 bolts)
6. Remove alignment tool
7. Install new release bearing and pilot bearing
8. Reinstall transmission
9. Adjust clutch pedal free play or bleed hydraulic system
10. Test drive for smooth engagement

• Material Verification: Cover casting and spring steel composition tested
• Dimensional Inspection: Cover height, bolt hole pattern, and friction surface flatness verified
• Diaphragm Spring Load Test: Clamp force measured at specified compression
• Finger Height Consistency: All diaphragm spring fingers checked for equal height
• Dynamic Balancing: Rotating assembly balanced (≤ 10 g*cm unbalance)
• Hardness Testing: Pressure surface hardness checked (HRC 45-52)
• Visual Inspection: 100% checked for casting defects or cracks
• Packaged Safely: Wrapped in protective film, boxed with foam

Neutral export packing or customized packaging available. Carton or wooden case for safe transportation. Fast delivery for stock items via Express Air or Sea.

For pricing, availability, or bulk purchase of the Clutch Pressure Plate 8-97031758-0 For Isuzu NPR58 4BE1 8970317580 Isuzu Oem Parts, please contact our sales team for a competitive quote and expert technical support.