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{"title":"NPR 4BD2 3.9L CYLINDER HEAD 8971030270","imgUrl":"https:\/\/img.chinax.com\/nimg\/c0\/a8\/bc770a27bfb7fb839df3007b51a1-200x200-1\/npr_4bd2_3_9l_cylinder_head_8971030270.jpg","attrs":{"Model Number":"NPR 4BD2","Place of Origin":"China","Minimum Order Quantity":"5 PCS","Supply Ability":"10000pcs\/month"}}
The Clutch Hub (OEM Numbers: 8-97241298-3 / 8972412983) is a premium-quality, direct replacement transmission synchronizer component designed specifically for ISUZU NPR and NQR series trucks equipped with MYY5 and MYY6 manual transmissions. This precision-engineered clutch hub - also known as a synchronizer hub or sliding hub - is a critical part of the manual transmission's synchronizer assembly.
Middle East, Asia, Africa, South America, North America & Europe
Warranty
6 Months
Features & Advantages
OE Quality: Manufactured to strict ISUZU dimensional and material specifications for perfect fit and function
High-Strength Forged Steel: Durable alloy steel withstands high torque loads and continuous transmission cycling
Precision-Machined Splines: External and internal splines cut to exact tolerances for smooth engagement
Heat-Treated: Splines are heat-treated for exceptional wear resistance and fatigue strength
Restores Synchronizer Function: Eliminates difficulty engaging gears, grinding, and popping out of gear
Direct Replacement: Matches OE hub dimensions, spline count, and mounting configuration
Long Service Life: Engineered for medium-duty commercial truck transmission applications
Cost-Effective Repair: Affordable replacement that prevents costly transmission damage
Wide Compatibility: Suitable for multiple ISUZU models using MYY5 and MYY6 transmissions
Vehicle & Engine Compatibility
This clutch hub is specifically designed for ISUZU medium-duty trucks and commercial vehicles.
Common Applications:
ISUZU NPR - NPR66, NPR71, NPR75, NPR82
ISUZU NQR - NQR66, NQR70, NQR71, NQR75, NQR90
ISUZU NMR85 (Medium-Duty Trucks)
ISUZU NLR85 (Light-Duty Trucks)
ISUZU NPS75, NMS85 (as applicable)
Transmission Specifications:
ISUZU MYY5 - 5-Speed Manual Transmission
ISUZU MYY6 - 6-Speed Manual Transmission
Engine Applications:
ISUZU 4HK1 - 5.2L Inline-4 Turbo Diesel
ISUZU 4HG1 - 4.3L Inline-4 Diesel
ISUZU 4JJ1 - 3.0L Inline-4 Turbo Diesel
ISUZU 4HE1 - 4.8L Inline-4 Turbo Diesel
ISUZU 4HF1 - 4.3L Inline-4 Diesel
Installation Notes
Professional transmission specialist installation is strongly recommended:
Ensure vehicle is safely supported - Use appropriate jack stands or a lift to support the vehicle
Disconnect battery - Always disconnect the negative terminal before working
Drain transmission fluid - Drain the transmission fluid into a suitable container
Remove the transmission - Support the transmission and remove it from the vehicle
Disassemble the transmission - Remove the rear extension housing, main shaft, and related components
Remove the old clutch hub - Use a suitable puller or press to remove the old hub from the main shaft
Inspect related components - Check the hub sleeve, synchronizer rings, gears, main shaft splines, and bearings
Clean all components - Thoroughly clean the main shaft, hub sleeve, and synchronizer components
Install the new clutch hub - Press the new hub onto the main shaft using a proper driver
Reassemble the synchronizer assembly - Install components in the correct order and orientation
Reassemble the transmission - Reinstall the main shaft, extension housing, and related components
Reinstall the transmission - Carefully reinstall the transmission and secure all mounting bolts
Refill with transmission fluid - Fill with the correct grade and quantity of transmission fluid
Test operation - Start the engine and test gear engagement in all positions
Road test - Test drive to verify proper transmission operation
Quality Control
Material Verification: Confirms alloy steel composition and hardness meet ISUZU specifications
Dimensional Inspection: Hub dimensions, spline count, and bore diameter verified within OEM tolerances
Spline Inspection: External and internal splines checked for proper profile, pitch, and surface finish
Hardness Testing: Heat-treated splines tested for proper hardness and wear resistance
Visual Inspection: 100% checked for cracks, machining defects, or surface imperfections
Packaged Safely: Protected with rust inhibitor and 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 Hub 8-97241298-3 8972412983 1st & Rev 2nd & 3rd For ISUZU NPR NQR MYY5 MYY6, please contact our sales team for a competitive quote and expert technical support.
Yimi (Guangzhou) Automotive Parts Co., Ltd.
Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ... Yimi (Guangzhou) Automotive Parts Co., Ltd.
Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ...
