NSK Clutch Release Bearing with Bainite Quenching Process and High-Precision Structure for ISUZU NPR Trucks
Basic Properties
Place of Origin:
China
Brand Name:
YIMI
Certification:
ISO/TS16949
Model Number:
ZA-81TKL4801, 81TKL4801
Trading Properties
Minimum Order Quantity:
10 pcs
Price:
Negotiable
Payment Terms:
T/T
Supply Ability:
10000 pcs/month
Specifications
| Part Number: | ZA-81TKL4801, 81TKL4801 | Material: | High-quality Bearing Steel |
| Precision Structure: | High-precision | Retainer Thickness: | Thicker |
| Heat Treatment: | Bainite Quenching Process | Wear-Resistant Balls: | Larger |
| Explosion-Proof: | Yes | High-Speed Capable: | Yes |
| High Light: | Bainite Quenching Process Clutch Release Bearing,High-Precision Structure Throwout Bearing,Thicker Retainer NSK Bearing |
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Product Description
Clutch Release Bearing ZA-81TKL4801 For ISUZU NPR 4HK1 4HE1 Truck NSK 81TKL4801
Premium-quality NSK clutch release bearing enables smooth clutch engagement and disengagement, reducing wear on drivetrain components for reliable shifting in ISUZU NPR trucks.
Product Overview
The Clutch Release Bearing / Throwout Bearing (Model: ZA-81TKL4801 / 81TKL4801) is a premium-quality, direct replacement component manufactured by NSK, a globally recognized leader in bearing technology. Designed specifically for ISUZU NPR series trucks, this precision-engineered bearing transfers axial movement from the clutch fork to the rotating pressure plate release levers, enabling smooth engagement and disengagement of the clutch, seamless gear changes, reduced drivetrain wear, and extended clutch system service life.
| Part Number | ZA-81TKL4801, 81TKL4801 | Product Name | Clutch Release Bearing / Throwout Bearing |
|---|---|---|---|
| Car Model | ISUZU | Engine Model | - |
| Condition | 100% Brand New | Size | Standard |
| Weight | Standard | Origin | China Mainland |
| Main Market | Middle East, Asia, Africa, South America, North America & Europe | Package | Neutral Packing Or Make It As Requested |
| Warranty | 6 Months | Price & Stock | Please Contact Us To Get More Information |
| Material | High-strength aluminum alloy & precision bearings | Cooling Type | Engine coolant circulation |
| Installation | Direct OEM replacement | Quality Standard | OEM equivalent / ISO quality control |
Features & Advantages
- OE Quality: Manufactured by NSK to strict dimensional and performance specifications for perfect fit and function
- Premium Material: High-quality bearing steel provides exceptional hardness, wear resistance, and durability
- High-Precision Structure: Ensures stable performance and smooth operation
- Thicker Retainer: Enhanced durability for extended service life
- Bainite Quenching Process: Superior strength and heat resistance
- Larger Wear-Resistant Balls: Extended lifespan and improved load capacity
- Explosion-Proof & High-Speed Capable: Reliable operation under demanding conditions
- Restores Smooth Clutch Operation: Eliminates clutch chatter, difficult shifting, and abnormal noise
- Direct Replacement: Simple installation during clutch system service
- 1-Year Warranty: Quality assurance for peace of mind
- Essential Component: Critical for reliable clutch system performance
Vehicle & Engine Compatibility
This clutch release bearing is specifically designed for ISUZU trucks. Common applications include:
ISUZU Models:
- ISUZU NPR – Medium-Duty Trucks (NPR70, NPR75)
- ISUZU NPR – Various Models
Compatible Engine Models:
- ISUZU 4HK1 – 5.2L Diesel Engine
- ISUZU 4HE1 – 4.8L Diesel Engine
Compatible Transmission Models:
- MZZ6W
- MZZ6U
- MZZ6F
- MYY5T
Installation Notes
Professional installation required. Proper clutch system service is critical:
- Disconnect battery – Disconnect the negative battery cable before beginning work
- Remove the transmission – Safely remove the transmission assembly from the vehicle
- Remove the old release bearing – Remove the release fork clips and release the bearing from the fork
- Inspect the release fork – Check the fork for wear or damage; replace if necessary
- Inspect the clutch components – Check the clutch disc, pressure plate, and flywheel for wear; replace as a set if needed
- Clean the bearing housing – Clean the transmission input shaft bearing cover and surrounding area
- Inspect the new bearing – Verify the new bearing matches the original in dimensions and specifications
- Apply grease (if required) – Apply a thin coat of high-temperature grease to the bearing contact surfaces if specified
- Install the new release bearing – Attach the bearing to the release fork and secure with clips
- Lubricate contact points – Apply high-temperature grease to the fork pivot and contact points (if specified)
- Reinstall the transmission – Reinstall the transmission assembly
- Adjust clutch free play – Adjust the clutch pedal free play per manufacturer specifications
- Reconnect battery – Reconnect the battery
- Test operation – Test clutch pedal feel and shifting operation
- Road test – Test drive the vehicle to verify smooth clutch engagement and gear changes
Quality Control
- Material Verification: Confirms bearing steel composition meets OE specifications
- Dimensional Inspection: Dimensions verified against OEM tolerances
- Hardness Testing: Material hardness verified for wear resistance and durability
- Precision Testing: High-precision structure verified for stable performance
- Heat Treatment Verification: Bainite quenching process confirmed for superior strength
- Visual Inspection: 100% checked for defects, surface imperfections, or damage
- Packaged Safely: Protected and securely packaged to prevent damage during transit
Packaging and Delivery
- Neutral export packing or customized packaging available
- Carton or wooden case for safe transportation
- Fast delivery for stock items
- Shipping by Express Air or Sea
Inquiry
For pricing, availability, or bulk purchase of the Clutch Release Bearing ZA-81TKL4801 For ISUZU NPR 4HK1 4HE1 Truck NSK 81TKL4801, please contact our sales team for a competitive quote and expert technical support.
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