King Pin Kit KP233 High-Strength SAE1045 Carbon Steel HRC55-60 Surface Hardness Direct OEM Replacement for ISUZU NKR NPR Truck
King Pin Kit KP233 High-Strength SAE1045 Carbon Steel HRC55-60 Surface Hardness Direct OEM Replacement for ISUZU NKR NPR Truck
Key Attributes
Brand Name:YIMI
Model Number:KP233, KP-233, MI-10
Place of Origin:China
Minimum Order Quantity:10 pcs
Price:Negotiable
Supply Ability:10000 pcs/month
Delivery Time:5-8 Work Days
Payment Terms:T/T,
Standard Packaging:Neutral Package or as customers’ request
Product Summary
King Pin Kit KP233 for ISUZU NKR/NPR trucks. High-strength SAE1045 carbon steel with HRC55-60 hardness. Direct OEM replacement includes all components for complete rebuild. Restores steering precision and improves handling.
Product Details
Highlight:
Isuzu truck king pin kit
,SAE1045 carbon steel king pin
,OEM replacement Isuzu NKR NPR
Surface Finish:
Gray Phosphate / Original Steel Color
Kit Includes:
King Pin Shaft, Bearings, Bushings, Thrust Washers, Caps, Gaskets, Securing Hardware
Surface Hardness:
HRC55-60
Material:
High-Strength SAE1045 Carbon Steel / CK45, 40CR
King Pin Diameter:
Φ30×187mm
Engine Displacement:
2.8L, 5.2L
Cooling Type:
Engine Coolant Circulation
Quality Standard:
OEM Equivalent / ISO Quality Control
Product Description
Detailed Specifications & Features
King Pin Kit KP233 For ISUZU NKR NPR Truck 5-87831-608-0 KP-233 SAE1045
Heavy-duty king pin repair kit restores precise steering control and eliminates front axle play in ISUZU NKR and NPR trucks, ensuring safe, responsive vehicle handling.
Product Specifiions
| Part Number | KP233, KP-233, MI-10 |
| Product Name | King Pin Kit / King Pin Repair Kit / Steering Knuckle Repair Kit |
| Car Model | ISUZU NKR, ISUZU NPR, ISUZU ELF |
| Engine Model | ISUZU 4JB1, 4HK1, 4HE1 |
| Condition | 100% Brand New |
| Material | High-strength aluminum alloy & precision bearings |
| Cooling Type | Engine coolant circulation |
| Quality Standard | OEM equivalent / ISO quality control |
| Warranty | 6 Months |
Features & Advantages
- OE Quality: Manufactured to strict dimensional and material specifiions for perfect fit and function
- Premium Material: High-strength SAE1045 carbon steel provides exceptional durability and wear resistance
- Comprehensive Kit: Includes all necessary components for a complete king pin rebuild
- Precision Machining: Components manufactured to exacting tolerances for proper fitment
- High Hardness: Surface hardness HRC55-60 ensures long-lasting wear resistance
- Restores Steering Precision: Eliminates steering wander and loose feel caused by worn king pins
- Improves Handling: Provides responsive, precise vehicle control
- Prevents Uneven Tire Wear: Correct steering geometry extends tire life
- Critical Safety Component: Ensures reliable steering operation
- Direct Replacement: Complete kit simplifies the rebuild process
- Long Service Life: Engineered to withstand the rigors of heavy-duty commercial operation
- 100% Tested: Quality verified through rigorous testing
Vehicle & Engine Compatibility
This king pin kit is specifically designed for ISUZU light to medium-duty trucks:
- ISUZU NKR - Light-Duty Trucks
- ISUZU NPR - Medium-Duty Trucks
- ISUZU NPR-HD - Heavy-Duty Variants
- ISUZU NQR - Medium-Duty Trucks
- ISUZU 100P - Light-Duty Trucks
- ISUZU 600P - Light to Medium-Duty Trucks
- ISUZU ELF - Light to Medium-Duty Trucks
Engine Specifiions
ISUZU 4JB1 Engine: 4-Cylinder, Inline Diesel, 2.8L Displacement - Widely used in NKR and NPR series trucks
ISUZU 4HK1 Engine: 4-Cylinder, Inline Diesel, 5.2L Displacement - Used in NPR, NPR-HD, and NQR models
Front Axle Appliion: Front steering axle king pin assembly - Suitable for both left and right sides (kit includes both sides)
Installation Notes
Professional installation required. Proper procedure is critical for safe steering operation:
- Raise and secure the vehicle - Safely raise the front axle and support on jack stands
- Remove the front wheels - Remove both front wheels for access to steering components
- Remove the steering knuckle - Disconnect the tie rod, drag link, and remove the steering knuckle
- Remove the old king pin - Press out the old king pin and remove bushings and bearings
- Inspect the axle yoke - Check the axle yoke for wear or damage; repair or replace if necessary
- Clean thoroughly - Clean all components and mounting surfaces
- Install new bushings - Press new bushings into the steering knuckle
- Ream/hone bushings - Ream or hone bushings to correct king pin clearance (if required)
- Install new king pin - Press the new king pin into the axle yoke
- Install thrust bearings and spacers - Install new thrust bearings and spacers
- Install the steering knuckle - Position the knuckle on the axle yoke and install the king pin
- Install seals and caps - Install new seals and dust caps
- Install adjusting shims - Install shims to achieve proper vertical clearance
- Install grease fittings - Install new grease fittings
- Reconnect steering components - Reconnect the tie rod and drag link
- Grease the assembly - Apply the recommended grease until grease emerges from the joints
- Reinstall wheels - Reinstall both front wheels and torque lug nuts to specifiion
- Lower the vehicle - Lower the vehicle to the ground
- Check steering operation - Turn the steering wheel lock-to-lock to check for smooth operation
- Perform wheel alignment - Professional wheel alignment is mandatory
- Road test - Test drive the vehicle to verify straight-line stability and responsive steering
Quality Control
- Material Verifiion: Confirms SAE1045 steel composition meets OE strength and durability specifiions
- Dimensional Inspection: King pin diameter (Φ30×187mm), length, and all component dimensions verified against OEM tolerances
- Hardness Testing: Surface hardness verified to HRC55-60
- Surface Finish Inspection: Machined surfaces checked for proper finish (gray phosphate / original steel color)
- Component Compatibility: All kit components verified for proper fitment and function
- Test Method: GB/T 4336-2002 testing standards applied
- Visual Inspection: 100% checked for defects, machining flaws, 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 King Pin Kit KP233 For ISUZU NKR NPR Truck 5-87831-608-0 KP-233 SAE1045, please contact our sales team for a competitive quote and expert technical support.
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