OEM-Grade Stability Corrosion-Resistant Steering Knuckle Upper End Cover with Plug-and-Play Installation for Zhongtong King Long Higer Buses
Price:
negotiable
MOQ:
3
Delivery Time:
7day
Brand:
Jechance
Product Description
Steering Knuckle Upper End Cover 3001-00944
This OEM-grade steering knuckle upper end cover (part number 3001-00944) is engineered specifically for Zhongtong, King Long, and Higer buses. Designed as a critical protective component for bus steering systems, it provides reliable sealing, precise positioning, and durable performance for coach, city bus, and passenger bus models.
Product Overview
The steering knuckle upper end cover serves as a core protective and positioning component installed on the upper end of bus steering knuckles. It seals and protects internal components from dust, rainwater, and road debris while ensuring axial bearing positioning for stable steering operation.
Key Features
- Multi-Brand Compatibility - Perfectly fits Zhongtong, King Long, and Higer bus models
- OEM-Grade Quality - Precision machining ensures exact dimensional accuracy and fit
- Superior Protection - Prevents contamination and wear of kingpin and bearing components
- Durable Construction - High-strength engineering plastic or cast iron with excellent impact resistance
- Reliable Sealing - Integrated sealing structure prevents leakage and contamination
- Easy Installation - Plug-and-play design for direct replacement without modifications
Technical Specifications
| Part Number | 3001-00944 |
|---|---|
| Product Name | Steering Knuckle Upper End Cover |
| Quality Grade | OEM-Grade, High Quality Replacement Part |
| Applicable Vehicles | Zhongtong, King Long & Higer Buses (Coach, City Bus, Passenger Bus) |
| Application | Bus Steering System, Steering Knuckle Upper End Protection & Positioning |
| Material | High-Strength Engineering Plastic / Cast Iron |
| Operating Temperature | -40℃ to 120℃ |
| Key Functions | Component Protection, Contamination Prevention, Bearing Positioning, Steering Stability |
| Testing Standards | Dimensional Accuracy, Sealing, Impact Resistance, Corrosion Resistance |
| Installation | Direct Replacement - Apply sealant, align holes, fix with fasteners |
| Condition | 100% Brand New, Intact Structure, Smooth Surface |
| Supply Type | Wholesale (Bus Fleets, Repair Factories, Auto Parts Distributors) |
Installation Guidance
For optimal performance: turn off vehicle power, clean installation area thoroughly, align new cover with mounting holes, apply professional sealant evenly, secure with matching fasteners (avoid over-tightening), and test steering smoothness. Proper installation ensures reliable sealing and prevents component damage.
Quality Assurance
Each unit undergoes rigorous factory testing including dimensional accuracy, sealing performance, impact resistance, corrosion resistance, and temperature tolerance tests. All covers are 100% brand new with intact structure and precise dimensional accuracy, meeting OEM-grade quality standards.

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Zhengzhou Jechance Trading Co., Ltd.
Location
Room 2001, 20th Floor, Building 1, No. 52 North Third Ring Road, Fengqing Road Subdistrict, Jinshui District, Zhengzhou City, Henan Province
Contact Person
Ventus Chi