Function, Specifications, Materials, and Key Parameters of HD90009410357 Steering Knuckle Repair Kit 

1. Function

The HD90009410357 steering knuckle repair kit is designed to repair and maintain the steering knuckle assembly in heavy-duty commercial vehicles. It includes key components such as the kingpin, bushings, and bearings, which are essential for the proper functioning of the steering system. The kit ensures that the steering knuckle can withstand the vehicle's front load, support the front wheel, and enable smooth steering by allowing the wheel to pivot around the kingpin.

2. Specifications

• Part Number: HD90009410357

• Compatibility: Suitable for various heavy-duty commercial vehicle models, including SHACMAN (陕汽) DeLong X3000, Hongyan Genlyon 9.5, and others.

• Components: Typically includes the kingpin, bushings, bearings, and other necessary fasteners or seals for a complete repair.

3. Materials

• Kingpin: Made from high-strength alloy steel to withstand high loads and stresses.

• Bushings: Constructed from wear-resistant bronze or composite materials to ensure long service life and smooth operation.

• Bearings: High-quality steel or alloy bearings designed for heavy-duty applications, providing low friction and high durability.

4. Key Parameters

• Kingpin Dimensions: The kingpin in this kit may have specific dimensions such as 54×54.5×55×232 mm (as per some sources), though this may vary slightly depending on the exact configuration.

• Bushing Sizes: Bushings may come in various sizes, such as 54×62×50 mm and 55×62×50 mm, to match different vehicle requirements.

• Applicable Bearings: The kit may be compatible with specific bearing models, such as 91754, depending on the vehicle's design.

• Weight: The complete repair kit typically weighs a few kilograms, though the exact weight may vary based on the included components.

• Operating Conditions: Designed to operate reliably under heavy loads and in various environmental conditions, ensuring durability and performance.