3.5 Inch Assembly Bolted Kingpin for Semi-Trailer
Brand: Changzai
Supplier: Qingdao Jasmine International Trade Co., Ltd.
Store Rating: 4.7 (47 Reviews)
Product Overview
This assembly bolted kingpin is a critical auto spare part designed for semi-trailers. It serves as the main pivot point connecting the trailer to the tractor unit, ensuring stability and safety during transportation. Manufactured by Qingdao Jasmine International Trade Co., Ltd., a verified supplier with over 4 years of experience, this kingpin is built to meet rigorous quality standards, including ISO 9001 certification. It is available in standard sizes of 2 inches and 3.5 inches to fit various trailer specifications.
Key Attributes & Specifications
| Attribute | Specification |
|---|---|
| Type | Steering Wheel |
| Material | Steel |
| Application | For Semi Trailer |
| Max Payload | 28T |
| Size | 2'' / 3.5'' |
| Place of Origin | Shandong, China |
| Certification | ISO 9001 |
| Port | Qingdao |
| Color | Black, Silver |
| Packing | Pallet |
Usage and Application
The kingpin is a fundamental component in a fifth wheel coupling system. It is installed on the front of the semi-trailer and locks into the fifth wheel hitch of the tractor unit. This connection allows for articulation, enabling the truck and trailer to turn smoothly while maintaining a secure link. Proper installation and regular inspection of the kingpin are crucial for road safety, as it bears the weight and stress of the loaded trailer. This specific model is designed for heavy-duty use in logistics, freight, and container transportation industries.
Purchasing Information
This product is available for direct purchase from the manufacturer, facilitating a factory-to-business supply chain. This model is particularly suitable for businesses looking to source reliable trailer parts in bulk.
- Minimum Order Quantity (MOQ): Inquire with supplier
- Price: Competitive wholesale pricing (specific quote available upon request)
- Payment Terms: TT (Telegraphic Transfer), Western Union, PayPal
- Delivery Time: Typically within 7-15 days
- Customization: OEM and ODM services are potentially available
Product Evaluation & Quality Assurance
When evaluating a kingpin, key factors include material strength, dimensional accuracy, and corrosion resistance. This kingpin is made from high-quality steel, ensuring durability under heavy loads. The ISO 9001 certification of the manufacturing process guarantees consistent quality and adherence to international standards. Buyers should verify the specific grade of steel used and request material test certificates if necessary. The supplier's high store rating (4.7/5 from 47 reviews) indicates a history of customer satisfaction with product quality and service.
After-Sales Service & Support
Qingdao Jasmine International Trade Co., Ltd. offers comprehensive after-sales support. This includes technical assistance regarding product installation and usage. The platform (ajfpt.com) provides order protection, covering buyers from payment to delivery, ensuring a secure transaction. In case of disputes or issues with the product quality not matching the description, buyers can open a dispute through the platform's resolution center. The supplier is also expected to honor warranty promises as stated in the product description.
Frequently Searched Related Terms
To aid in further research and product discovery, here are some commonly associated search terms related to trailer kingpins:
- semi trailer king pin kit
- heavy duty kingpin
- trailer king pin lock
- fifth wheel kingpin
- 3.5 inch kingpin assembly
- bolted kingpin replacement
- trailer spare parts
- truck trailer components
- kingpin for sale
- trailer coupling parts
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