JKC: Leader in Advanced Steering Parts Manufacturing and Supply
As a trusted name in the automotive industry, JKC, under Quanzhou Xinlida Machinery Manufactory Co., Ltd., stands as a leader in the manufacturing and supply of cutting-edge steering parts.
Precision CNC Machining
JKC utilizes state-of-the-art CNC machining techniques to manufacture steering components with micrometer-level accuracy. This precision ensures perfect fitment and smooth operation in critical parts such as steering shafts, racks, and tie rods.
Advanced Materials Selection
We select high-quality steel alloys, cast iron, and durable polymers for manufacturing to ensure excellent strength, corrosion resistance, and longevity. Our material choices are optimized to withstand harsh operational environments.
Innovative Manufacturing Processes
Our production process combines CNC machining, forging, die casting, and injection molding to produce complex steering parts. These processes are tailored to specific parts, enhancing durability while maintaining cost-effectiveness.
Stringent Quality Control
JKC enforces rigorous quality assurance measures including dimensional inspections, material testing, and functional performance validation to guarantee the reliability and safety of our steering parts.
Research and Development
We invest continuously in R&D to innovate new steering technologies, improve existing product lines, and comply with evolving automotive safety regulations, making JKC a pioneer in steering system advancements.
Global Supply Chain and Customer Service
With an efficient logistics network and a dedicated customer support team, JKC ensures timely delivery and excellent after-sales service, supporting clients worldwide with technical advice and problem resolution.
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King Pin Kits for TrucksItems: king pin kit for truckread more
Size:28*180mm,30*189mm,30*180mm,35*196mm,35*189mm,
45*216mm,45*222mm,50*243mm,
Used for truck,trailer, -
King Pin for TruckItems: King Pin for Truckread more
Size:25mm,28mm,30mm,35mm,38mm,40mm,45mm,47mm,50mm,52mm,55mm
Used for Euro Japanese truck,trailer, -
Tie Rod End for TruckItems: Tie Rod End For Japanese heavy duty truck trailerread more
Size:40mm,45mm,27mm,26.5mm,27.20mm,27.50mm,23mm,23.50mm
Used for Mitsubishi,Hino,Nissan,Isuzu truck,trailer, -
Drag Link End for Japan TruckItems: drag link end for Japanese truck trailerread more
Size:23.50mm,27mm,26.5mm,27.20mm,27.50mm
Used for Mitsubishi,Hino,Nissan,Isuzu truck,trailer, -
Drag Link AssyItems: drag link assy for Japanese truck trailerread more
Size:23.50mm,27mm,26.5mm,27.20mm,27.50mm
Used for Mitsubishi,Hino,Nissan,Isuzu truck,trailer,

Steering parts are the backbone of a vehicle’s control system, connecting the steering wheel to the wheels and enabling precise maneuvering. These components are especially critical in heavy-duty trucks, buses, and commercial vehicles, where safety, durability, and reliability are non-negotiable. High-quality steering parts ensure smooth handling, reduce wear on suspension systems, and improve driver confidence. Without reliable steering components, vehicles would be unstable, unsafe, and prone to accidents. Our product range includes king pin kits, king pins, tie rod ends, drag link ends, and drag link assemblies, all manufactured to international quality standards. By offering complete steering solutions, we help our clients reduce downtime, extend vehicle lifespan, and keep fleets running efficiently.
Common Types of Steering Parts
A king pin kit is essential for the steering knuckle assembly in trucks. It connects the steering knuckle to the axle, allowing smooth pivoting of the front wheels. A kit usually includes king pins, bushings, bearings, shims, seals, and washers. These kits restore proper steering alignment and reduce wear. They are crucial for heavy trucks that operate under extreme loads and long distances. Without timely replacement, worn king pins can cause instability, uneven tire wear, and even accidents. Our king pin kits are made with heat-treated alloy steel and precision-machined bushings for long service life. Each kit is tested to ensure smooth articulation and tight tolerance fit.
A king pin is the central component of the truck’s steering system, acting as the pivot between the axle and the steering knuckle. High-strength forged steel ensures the king pin withstands extreme vertical and lateral loads. Regular inspection and replacement of king pins are essential for maintaining steering accuracy and safety. Our king pins are available in multiple sizes to fit various global truck brands. They are surface-hardened for wear resistance and corrosion protection.
The tie rod end is a critical link between the steering rack and the steering knuckle, ensuring precise wheel alignment. Tie rod ends allow for smooth movement while maintaining strong mechanical connection. Worn tie rod ends cause loose steering, vibration, and uneven tire wear. Our tie rod ends feature greaseable designs, hardened ball studs, and protective rubber boots to keep contaminants out. With CNC-machined threads and corrosion-resistant coatings, they ensure secure fit and long service life.
The drag link end is commonly found in Japanese trucks, connecting the pitman arm to the steering linkage. It transfers motion from the steering gear to the wheels. Drag link ends must be extremely durable to handle heavy loads and frequent turning. Ours are made with forged steel housings, precision ball joints, and dust seals for long-term reliability. They are designed to reduce steering play and maintain consistent performance.
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Craftsmanship
Our steering parts are crafted with precision engineering and advanced technology. CNC machining ensures exact tolerances for perfect fit. Robotic welding provides strong, leak-proof joints. Heat treatment strengthens steel components to handle heavy loads. Rubber boots are molded with reinforced materials to resist cracking. Each part undergoes strict quality checks including dimensional measurement, hardness testing, and salt spray corrosion tests. Surface finishing, such as galvanization and powder coating, adds another layer of protection. Our craftsmanship guarantees reliable performance and long service life.



Our Service
We provide a full range of services to ensure that every customer receives not only high-quality steering parts but also complete support throughout the entire cooperation process. From the first inquiry to after-sales follow-up, our team works closely with clients to deliver value, reliability, and peace of mind.


Benefits of Using Steering Parts
High-quality steering parts deliver multiple benefits that go beyond basic vehicle functionality. They improve performance, reduce operating costs, and most importantly, ensure safety for drivers and passengers. Whether used in trucks, buses, construction machinery, or agricultural vehicles, reliable steering components provide long-term value for both end-users and fleet operators.
Enhanced Safety – Properly functioning steering parts ensure precise vehicle control, reducing the risk of accidents caused by steering failure or instability.
Driver Comfort – Smooth steering reduces driver fatigue during long-distance journeys, especially for heavy trucks and buses.
Extended Tire Life – By maintaining correct wheel alignment, steering parts help minimize uneven tire wear, saving costs on frequent replacements.
Improved Vehicle Stability – Reinforced components maintain consistent steering geometry, even under heavy loads or rough road conditions.
Reduced Maintenance Costs – Durable steering parts lower the frequency of repairs and replacements, cutting down overall fleet expenses.
Reliable Performance – Each component is designed to operate under extreme conditions, providing stability across highways, urban roads, and off-road environments.
Better Fuel Efficiency – Proper alignment achieved with reliable steering parts reduces rolling resistance, contributing to improved fuel economy.
Compliance with Standards – High-quality steering parts meet international safety regulations, ensuring vehicles remain roadworthy and compliant.
Value for Distributors – Strong demand in the global aftermarket ensures distributors benefit from steady sales and repeat customers.
Stronger Vehicle Resale Value – Vehicles equipped with quality steering systems retain higher resale value due to proven reliability and safety.
faq
Q:1.Can steering parts be repaired?
A:Minor repairs may be possible, but replacement is safer.
Q:2.Do you offer customized steering parts?
A:Yes, we provide OEM/ODM services.
Q:3.How long do your steering parts last?
A:4–8 years depending on vehicle use and maintenance.
Q:4.Do you offer distributor opportunities?
A:Yes, we welcome global partners.
Q:5.Why should I choose your steering parts?
A:Our Repair Kits come with a 12-month limited warranty covering defects in materials and workmanship under normal use. We ensure quality and reliability, providing replacement or support if any issues arise during the warranty period.
Q:6.What is your delivery time?
A:Typically 30–45 days after order confirmation.
As one of the leading steering parts manufacturers and suppliers in China for over 25 years, we warmly welcome you to buy high quality steering parts at competitive price from our factory. For more information, contact us now.
King Pin Kit for Trailer, King Pin, Tie Rod Ends-
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