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40Cr Alloy Steel King Pin Kit KP534 with Bronze Bushings for Mitsubishi Fuso Canter OEM Fit MB294272

Basic Properties
Place of Origin: CHINA
Brand Name: YIMI
Certification: ISO/TS16949
Model Number: Fuso
Trading Properties
Minimum Order Quantity: 20 PCS
Price: Negotiable
Payment Terms: T/T
Supply Ability: 10000 pcs/month
Specifications
King Pin Size: Φ28 × 180 Mm Bushing Material: Bronze
Net Weight: 2.8 Kg King Pin Material: 40Cr Alloy Steel
Kit Contents: King Pin, Bushings, Thrust Bearings, Shims, Seals, Mounting Hardware Thrust Bearing: Included
Engine Compatibility: 4D31 / 4D32 / 4D33 / 4D34 Position: Front Axle Left / Right
High Light:

40Cr Alloy Steel King Pin Kit

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Bronze Bushings Steering Knuckle Repair Kit

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OEM Fit MB294272 KP534

Product Description
Mitsubishi Fuso Canter King Pin Kit KP534 MB294272 OEM Fit
King Pin Kit KP534 MM-09 MB294272 for Mitsubishi Fuso Canter 4D31 4D32 4D33 4D34 FE Series — Verified OEM Fit Front Steering Knuckle Repair Kit
Product Description
The King Pin Kit with reference code KP534 / MM-09 and OEM number MB294272 is a verified direct-fit replacement for Mitsubishi Fuso Canter light and medium-duty trucks equipped with 4D31 / 4D32 / 4D33 / 4D34 diesel engines. This king pin kit is a critical steering knuckle component that connects the front axle to the steering knuckle, allowing the front wheels to pivot for steering while supporting the vehicle's weight.
Working Principle
The king pin kit serves as the pivot point for the steering knuckle on the front axle. It allows the knuckle to rotate for steering while maintaining precise alignment between the axle beam and the knuckle assembly. The king pin must withstand both vertical loads (vehicle weight) and horizontal loads (steering forces, braking forces, and road impacts). The KP534 kit includes a hardened 40Cr alloy steel king pin, bronze bushings, thrust bearings, shims, seals, and mounting hardware. The rubber O-rings and seals prevent contamination from entering the bushing area, while the thrust bearing supports the vertical load and ensures smooth steering rotation.
Failure Symptoms
Replace the king pin kit when any of these symptoms appear:
  • Steering wander or excessive steering play — worn king pin bushings allow the knuckle to move, causing the vehicle to wander on straight roads.
  • Uneven or accelerated front tire wear — misaligned knuckle geometry from worn king pins causes cupping or scalloped tire wear patterns.
  • Front end shimmy or vibration — loose king pins allow the front wheels to oscillate at certain speeds.
  • Hard steering or binding — seized or corroded king pins prevent smooth steering operation.
  • Clunking or knocking noise from the front axle — excessive clearance between the king pin and bushings causes metal-to-metal contact.
⚠️ Critical Inspection Note: Mitsubishi service manuals require that the king pin be replaced, never reused, when the knuckle is removed. Always replace king pins, bushings, bearings, and seals as a complete kit. Inspect the axle beam king pin bore for wear or elongation — if damaged, the axle beam must be replaced. Always use new king pin bolts and nuts. After installation, a professional wheel alignment must be performed to restore correct steering geometry.
Product Specifications
Specification Details
Reference Code KP534 / MM-09
OEM Cross-Reference MB294272
Part Name King Pin Kit (Steering Knuckle Repair Kit)
Brand IZUMI
King Pin Size Φ28 * 180 mm
King Pin Material 40Cr Alloy Steel
Bushing Material Bronze
Net Weight (per unit) 2.8 kg
Certification ISO/TS 16949
Warranty 12 Months
Mitsubishi Fuso Canter King Pin Kit KP534 MB294272
Vehicle Compatibility
Primary Applications: Mitsubishi Fuso Canter FE Series (1986-Present)
Engine Compatibility: 4D31 (3.3L), 4D32 (3.6L), 4D33 (4.2L), 4D34 (3.9L)
Features & Benefits
40Cr Alloy Steel King Pin
High hardness and tensile strength for reliable steering pivot under heavy loads
Bronze Bushings
Superior wear resistance and load-bearing capacity compared to standard bushings
Thrust Bearing Included
Supports vertical load and ensures smooth steering rotation
Complete Kit Coverage
Includes all components for a full replacement
Wide Vehicle Compatibility
Covers multiple Mitsubishi Fuso Canter models and engines
ISO/TS 16949 Certified
Full traceability with material certificates and batch inspection reports
⚠️ Important Fitment Notes: This king pin kit is designed for front axle application. Confirm the king pin diameter (Φ28 mm) and length (180 mm) against your original component before ordering. Always use new king pin bolts and nuts — never reuse old fasteners. After installation, a professional wheel alignment must be performed.
Installation Guidelines
King pin replacement is a professional-level steering system repair. It must be performed by a qualified technician in a clean workshop. Always replace king pins, bushings, bearings, and seals as a complete kit. Never reuse old king pins or fasteners.
Maintenance Schedule
  • Every 10,000 km: Grease king pins through the grease fittings. Check for steering play.
  • Every 40,000–50,000 km: Inspect king pin bushings for wear. Check steering knuckle for excessive play.
  • When steering play is detected: Inspect king pins immediately. Replace if wear is beyond specification.
  • At any steering system repair: Always replace king pins, bushings, bearings, and seals as a complete kit.