Product Introduction

Right steering knuckle is a key part of the front axle steering system. It connects the wheel hub, brake assembly, steering arm and suspension, ensuring stable steering and load bearing under heavy load conditions.

Structure & Material

• Material: High-strength forged steel / ductile cast iron, heat treated

• Features: Precision machined bearing bore, brake mounting surface, steering arm mounting hole

• Surface: Anti-corrosion coating, high wear resistance

Performance

• High load capacity, good impact resistance

• Accurate steering geometry, stable steering return

• Good interchangeability, direct OE replacement

Durability

• Resists deformation, fatigue and fracture under long-term heavy load

• Anti-corrosion, suitable for various road conditions

Core Function

1. Supports front wheel hub and bearing assembly

2. Mounts brake system components

3. Connects steering arm to achieve wheel steering

4. Bears vertical load and steering force

Steering Knuckle, R AZ4071418014 – Sinotruk Sitrak Heavy-Duty Replacement Part

When your Sinotruk Sitrak truck needs a reliable right steering knuckle, precision matters more than anything. The Steering Knuckle, R AZ4071418014 serves as a critical connection point between your front axle and wheel assembly, controlling directional movement while bearing the full weight of heavy-duty operations. Mettlead supplies this genuine-spec replacement part directly from China’s manufacturing base, ensuring you get factory-direct pricing without compromising on dimensional accuracy or material strength. Whether you’re managing a fleet maintenance schedule or stocking your parts warehouse, this steering knuckle delivers the performance your Sitrak trucks demand.

Key Functions and Benefits of the AZ4071418014 Right Steering Knuckle

The right steering knuckle isn’t just another component — it’s the backbone of your truck’s steering geometry. Here’s why procurement managers across Africa, the Middle East, and Southeast Asia trust Mettlead for this critical part:

• Precise Steering Control: This knuckle connects the steering linkage to the wheel hub, translating driver input into accurate wheel rotation. Every degree of turn depends on its structural integrity.
• Heavy Load Bearing: Engineered to withstand the vertical and lateral forces generated during fully-loaded highway driving and rough terrain operations, this part handles the stress that Sitrak trucks encounter daily.
• Direct OEM-Spec Replacement: Manufactured to match the original AZ4071418014 specifications, so installation is straightforward with no modifications required.
• Extended Service Life: Made from high-strength forged steel with proper heat treatment, this steering knuckle resists fatigue cracking and premature wear — even under continuous heavy-duty cycling.
• Cost-Effective Maintenance: Factory-direct supply from Mettlead eliminates middleman markups, keeping your per-unit cost competitive while maintaining full quality compliance.

In addition, every batch undergoes strict quality control inspections before shipment, so you can confidently install these parts knowing they meet the rigorous demands of commercial trucking.

Technical Specifications – Steering Knuckle R AZ4071418014

Accurate specifications help you confirm fitment before ordering. The table below outlines the essential parameters of this right steering knuckle:

Application Scenario – Where This Steering Knuckle Performs

This right steering knuckle AZ4071418014 is specifically designed for Sinotruk Sitrak heavy-duty trucks. It serves three essential roles in your vehicle’s front axle assembly:

1. Controlling Wheel Steering: As the pivoting joint of the front axle, the knuckle allows the right wheel to turn smoothly in response to steering input, maintaining precise angle geometry throughout the full turning range.
2. Bearing Driving Loads: During highway cruising or off-road hauling, the knuckle absorbs and distributes vertical load forces from the vehicle weight as well as lateral forces during cornering — protecting both the axle beam and wheel hub from excessive stress.
3. Maintaining Alignment Stability: A worn or damaged knuckle causes uneven tire wear, wandering steering, and ultimately unsafe driving conditions. Replacing it with this OEM-spec part restores factory alignment parameters immediately.

For more Sitrak front axle components, browse our complete Front Axle Parts category. You can also explore the full range of available parts on our Sitrak Heavy-Duty Parts brand page, or visit our Sinotruk Sitrak Truck Parts Full Category Guide for a comprehensive overview.

OEM/ODM Capability – Flexible Solutions for Your Business

Mettlead understands that different markets have different requirements. That’s why we offer flexibility beyond standard supply:

• White-Label Packaging: Need to sell under your own brand? We provide neutral or custom-branded packaging tailored to your market presence, complete with your logo and part numbering system.
• Custom Packaging Options: From individual protective boxes to bulk crate packaging optimized for container loading, we adapt to your logistics preferences.
• Batch Consistency: Every production run follows the same material specs and quality control protocol, so whether you order 50 or 5,000 units, the dimensional tolerances remain identical.
• Factory Visit Welcome: We invite procurement teams to inspect our manufacturing and quality processes on-site — transparency builds trust.

Moreover, our supply chain covers not only Sitrak parts but also components for HOWO, SHACMAN, FAW, WEICHAI, DONGFENG, and FOTON trucks, making Mettlead your single-source partner for Chinese truck parts globally.

Frequently Asked Questions – Steering Knuckle AZ4071418014

What symptoms indicate a failing steering knuckle on my Sitrak truck?

Common signs include uneven front tire wear, a noticeable pull to one side during straight-line driving, grinding or clicking sounds during turns, and visible cracks or damage on the knuckle body. If your driver reports loose or imprecise steering feel, the knuckle should be inspected promptly, as it directly affects vehicle safety.

Is this steering knuckle an exact replacement for the original Sitrak part?

Yes. The AZ4071418014 right steering knuckle is manufactured to OEM-equivalent dimensions and material specifications. It bolts directly into the original front axle assembly without any modification, fitting all mounting holes, kingpin bores, and hub interfaces precisely as designed.

What material is the AZ4071418014 steering knuckle made from?

This part is forged from high-strength steel and then heat-treated to achieve the hardness and fatigue resistance required for heavy-duty commercial applications. The forging process ensures a grain structure that resists crack propagation under cyclic loading — critical for a component that endures constant road stress.

Should I replace both left and right steering knuckles at the same time?

Not necessarily. If only one side shows wear or damage, replacing the affected knuckle alone is acceptable. However, if the truck has accumulated very high mileage and the opposite knuckle shows early signs of wear in the kingpin bore area, replacing both sides simultaneously can save labor costs and prevent a second downtime event in the near future.

How should I store this steering knuckle before installation?

Store the part in a dry, indoor environment away from direct moisture. The anti-corrosion surface treatment provides good protection during transit and short-term storage, but prolonged exposure to humid conditions without packaging can lead to surface oxidation. Keep it in the original packaging until you’re ready to install.

Ready to Order? Get Your Quote Today

Reducing truck downtime starts with having the right parts on your shelf. The Steering Knuckle, R AZ4071418014 for Sinotruk Sitrak is in stock and ready to ship globally from Mettlead’s China warehouse. We offer competitive factory-direct pricing, flexible payment terms, and reliable delivery timelines that keep your fleet moving.

Take the next step — Contact Us now to request pricing, confirm lead times, or discuss bulk order volumes. Our team typically responds within 24 hours with a detailed quotation tailored to your requirements.