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Caliper Assembly – Complete Right Brake Caliper Service Kit for Sitrak C7H

The part is a precision-engineered component of the disc brake system, responsible for clamping the brake pads against the rotor to slow and stop the vehicle. This comprehensive kit includes all the necessary internal components for a full caliper rebuild or service on the right front wheel of the Sitrak C7H.

This complete Caliper Assembly kit features the Transmission and Adjusting Mechanism (Right), Sliding Pin Protective Boot Press Ring, Sliding Pin Protective Boot, Sliding Pin Bushings, Long Sliding Pin, Hexagon Socket Head Cap Screw (Long Side), Sliding Pin Cover (Long Sliding Pin Side), Sliding Pin Cover (Short Sliding Pin Side), Hexagon Socket Head Cap Screw (Short Side), Short Sliding Pin, and Carrier. Every component is engineered to OEM specifications for a perfect fit and reliable performance. For complete technical specifications and ordering details, please refer to the official Sinotruk Catalog, which provides comprehensive information on all available variants and compatible truck models for The part.

The part is designed to ensure smooth, even braking force distribution, reducing brake pad wear and improving stopping performance. Its robust construction and high-quality materials guarantee long service life, even under the most demanding operating conditions. This Caliper Assembly is the ideal choice for operators who demand reliable and consistent braking performance.

Whether you are performing a routine brake service or rebuilding a worn caliper, this Caliper Assembly kit delivers factory-quality components and a straightforward installation. Each part is precision-crafted to meet the highest standards of quality and durability, ensuring that your Sitrak C7H braking system operates at peak efficiency.

The part is a critical safety component, and maintaining its integrity is essential for reliable braking performance. This kit provides all the necessary parts to restore the caliper to like-new condition, ensuring consistent pad wear and optimal clamping force. The part is the definitive choice for fleet operators and independent workshops alike.

Caliper Assembly

Component Details of Caliper Assembly

Transmission and Adjusting Mechanism (Right)

The Transmission and Adjusting Mechanism is the core of The part, converting braking force into clamping action and automatically compensating for pad wear. This right-side mechanism features a precision gear train and a self-adjusting screw that maintains consistent brake pedal feel and stopping power. In The part, this component ensures optimal braking performance throughout the life of the brake pads, reducing the need for manual adjustments and improving safety. Its robust design guarantees reliable operation even under the most severe braking conditions, making it an indispensable part of The part.

Sliding Pin Protective Boot Press Ring

This press ring secures the protective boot to the caliper housing in the Caliper Assembly. Made of spring steel with a corrosion-resistant coating, it provides a tight, reliable fit that keeps the boot in place and ensures a positive seal against contaminants. Two press rings are included in the Caliper Assembly, matching the two protective boots, ensuring comprehensive protection of the sliding mechanism. The press ring’s precise geometry allows for easy installation and long-lasting retention, which is essential for maintaining the integrity of the Caliper Assembly.

Sliding Pin Protective Boot

The Sliding Pin Protective Boot is a flexible rubber cover that seals the sliding pin and bushing area from dirt, moisture, and debris. In the Caliper Assembly, it prevents contaminants from entering the sliding mechanism, maintaining smooth operation and preventing corrosion. Two boots are included, one for each sliding pin, ensuring comprehensive protection of the Caliper Assembly components. The boot’s high-quality EPDM material provides excellent resistance to ozone, aging, and temperature extremes, preserving The part’s functionality over time.

Sliding Pin Bushing

The Sliding Pin Bushing provides a low-friction bearing surface for the sliding pins in The part. Made from high-grade bronze with a self-lubricating property, it ensures smooth and consistent caliper movement while resisting wear and corrosion. In The part, three bushings are included to ensure full support and alignment of the sliding pins, contributing to even brake pad wear and optimal braking performance. The bushings are precision-machined to exact tolerances, guaranteeing a perfect fit within The part.

Long Sliding Pin

The Long Sliding Pin is a critical component of The part, guiding the caliper movement and ensuring even pad application. It is precision-ground from high-strength steel with a wear-resistant coating, providing a smooth, low-friction surface for the caliper to slide on. In The part, this pin is designed to withstand the high temperatures and forces generated during braking, ensuring consistent performance and long service life. Its hardened surface reduces friction and wear, making it an essential part of the Caliper Assembly.

Hexagon Socket Head Cap Screw (Long Side)

This high-strength socket head cap screw is used to secure the long sliding pin side of the Caliper Assembly. Manufactured from grade 10.9 alloy steel with a zinc-nickel coating, it provides exceptional clamping force and corrosion resistance. Its precise thread engagement ensures a secure fit, preventing loosening under vibration. In the Caliper Assembly, this screw is vital for maintaining the structural integrity of the caliper, ensuring that all components remain properly aligned and functional.

Sliding Pin Cover (Long Sliding Pin Side)

This protective cover seals the long sliding pin opening in the Caliper Assembly, preventing dirt, moisture, and debris from entering the pin bore. Made from durable rubber with a metal insert, it provides a positive seal while allowing smooth pin movement. In the Caliper Assembly, this cover is essential for maintaining the integrity of the sliding mechanism, ensuring consistent brake pad wear and reliable braking performance. Its design also facilitates easy removal for inspection and maintenance of the Caliper Assembly.

Sliding Pin Cover (Short Sliding Pin Side)

This protective cover seals the short sliding pin opening in the Caliper Assembly, providing the same level of protection as the long side cover. Made from the same durable rubber material with a metal insert, it prevents dirt and moisture ingress, ensuring smooth pin movement. In the Caliper Assembly, this cover is essential for maintaining the reliability and longevity of the sliding mechanism. Its symmetrical design complements the long side cover, offering balanced protection for the entire Caliper Assembly.

Hexagon Socket Head Cap Screw (Short Side)

This high-strength socket head cap screw is used to secure the short sliding pin side of the Caliper Assembly. Identical in construction to the long-side screw, it provides the same exceptional clamping force and corrosion resistance, ensuring that the Caliper Assembly remains securely fastened under all operating conditions. Its precise thread and robust material make it a reliable fastener for the Caliper Assembly.

Short Sliding Pin

The Short Sliding Pin is the counterpart to the long sliding pin, guiding the caliper on the opposite side. In the Caliper Assembly, it is manufactured from the same high-strength steel with a precision-ground finish and a wear-resistant coating. Together with the long pin, it ensures smooth, even caliper movement, contributing to balanced pad wear and consistent braking performance. The short pin is designed to handle the same loads as its longer counterpart, making it an integral part of the Caliper Assembly.

Carrier

The Carrier is the structural mounting bracket of the Caliper Assembly, securing the caliper to the axle and providing a rigid mounting point for the brake pads. Made from high-strength ductile iron with a precision-machined surface, it ensures accurate alignment of the caliper with the brake disc. In the Caliper Assembly, the carrier is designed to withstand the high forces of braking, providing a stable and durable foundation for the entire caliper system. Its robust construction ensures that the Caliper Assembly remains precisely positioned, contributing to optimal brake performance and longevity.

Product Parameters of Caliper Assembly

No. Part No. Name
1AZ4007443042Transmission and Adjusting Mechanism (Right)
2WG40074430415Sliding Pin Protective Boot Press Ring
3WG4007443117Sliding Pin Protective Boot
4WG4007443012Sliding Pin Bushing
5WG4007443013Long Sliding Pin
6Q218B1690TF2Hexagon Socket Head Cap Screw (Long Side)
7WG4007443016Sliding Pin Cover (Long Sliding Pin Side)
8WG4007443018Sliding Pin Cover (Short Sliding Pin Side)
9Q218B1680TF2Hexagon Socket Head Cap Screw (Short Side)
10WG4007443014Short Sliding Pin
11AZ4007443002Carrier

Why Choose Our Caliper Assembly?

Precision Engineered for Consistent Braking

The Caliper Assembly is engineered with precision-machined components that ensure even pad pressure and smooth caliper movement. This results in consistent braking performance, reduced brake fade, and improved safety, making it an essential component for reliable vehicle operation. Every Caliper Assembly is built to exacting standards, delivering the performance you expect from genuine Sitrak parts.

Complete Rebuild Kit with All Components

This Caliper Assembly kit includes every component needed for a full caliper rebuild – pins, bushings, boots, covers, adjusting mechanisms, and fasteners. No additional parts are required, saving time and ensuring compatibility. Whether you are a professional mechanic or a DIY enthusiast, this Caliper Assembly provides everything for a complete overhaul.

Durable Materials for Long Service Life

All components of the Caliper Assembly are manufactured from high-grade materials with advanced coatings to resist corrosion, wear, and high temperatures. This ensures long service life and reduced maintenance costs, making it a reliable choice for heavy-duty trucking. The Caliper Assembly is designed to withstand the harshest conditions, ensuring your braking system remains dependable.

OEM Quality and Exact Fitment

The Caliper Assembly is manufactured to the exact OEM specifications, guaranteeing a perfect fit on the Sitrak C7H. The precision-machined components and correctly sized fasteners ensure a hassle-free installation, reducing downtime and labor costs. Choose the Caliper Assembly for OEM-quality performance and durability that you can trust.

Online Catalog of SINOTRUK Parts

Learn More

Our online catalog provides comprehensive access to genuine SINOTRUK parts for all major vehicle lines — including HOWO, Sitrak, Steyr, and Yellow River series trucks. You can browse detailed specifications, original part numbers, and exploded-view diagrams for every assembly. Whether you are performing routine maintenance or planning a major overhaul, the catalog helps you quickly identify the correct components for your vehicle. When you become a SINOTRUK customer, we offer complimentary full‑access catalog services, ensuring you always have the latest product data and interchangeability information at your fingertips to support efficient fleet management and accurate parts ordering.

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