Product Introduction

This Brake Shoe Return Spring 199112340049 is an OEM heavy-duty return spring for heavy-duty trucks and commercial vehicles. It is precision-formed from high-grade spring steel, engineered to provide reliable, consistent brake shoe retraction under heavy-load and long-haul operations.

Performance

• High-Grade Spring Steel Construction: Manufactured from premium chrome-silicon spring steel, this brake shoe return spring offers exceptional tensile strength, fatigue resistance, and corrosion resistance—a high performance brake shoe return spring.

• Precision Coiling: The spring is precision-coiled to exact OEM specifications, ensuring consistent tension and reliable brake shoe retraction.

• Corrosion Resistance: The bright red protective coating provides long-lasting protection against rust and corrosion, extending service life in harsh undercarriage environments.

• Robust Durability: The robust design resists permanent set and fatigue, maintaining consistent performance over millions of brake cycles.

• OEM Exact Fit: Optimized for Sinotruk heavy-duty truck models, it matches original dimensions and mounting points for seamless installation.

Core Function

1. Provides the necessary tension to retract brake shoes after braking, preventing brake drag and ensuring smooth, responsive brake operation—a core part of heavy duty truck brake parts.

2. Maintains consistent brake shoe clearance, reducing wear and extending the service life of brake components.

3. Withstands repeated flexing and tension changes during braking, ensuring reliable performance over millions of cycles.

4. Fully OEM-compatible for direct replacement, restoring the retraction and tension function of the brake system.

Brake Shoe Return Spring 199112340049 – OEM Sinotruk Heavy-Duty Truck Spring

When your fleet depends on safe, responsive braking mile after mile, every component matters — especially the ones working behind the scenes. The Brake Shoe Return Spring 199112340049 Sinotruk is a precision-engineered OEM return spring that ensures your brake shoes retract consistently and reliably, even under the most demanding heavy-load and long-haul conditions. Built from high-grade spring steel, this critical braking component keeps your trucks stopping safely and your maintenance costs predictable. As a result, fleet operators and distributors worldwide trust this part to deliver uncompromising performance.

Key Features and Benefits of Brake Shoe Return Spring 199112340049

This isn’t just another generic spring — it’s a purpose-built braking component designed specifically for Sinotruk heavy-duty platforms. Here’s why wholesale distributors and fleet managers choose this OEM return spring:

• OEM-Grade Spring Steel Construction: Precision-formed from high-tensile spring steel that resists fatigue, heat deformation, and corrosion — so it maintains consistent retraction force throughout its service life.
• Reliable Brake Shoe Retraction: Engineered to deliver uniform pulling force, this return spring ensures brake shoes disengage cleanly after every braking event, preventing drag and premature lining wear.
• Heavy-Duty Endurance: Specifically designed for commercial vehicles operating under extreme payloads and continuous braking cycles, including long-haul highway routes and mountainous terrain.
• Precise Dimensional Accuracy: Manufactured to exact OEM specifications (Part No. 199112340049), guaranteeing a perfect fit without modification — saving your technicians valuable installation time.
• Cost-Effective Maintenance: By maintaining proper brake shoe clearance, this spring helps extend the lifespan of brake drums and linings, ultimately reducing total cost of ownership for fleet operators.
• Factory-Direct Wholesale Pricing: Sourced directly from our manufacturing facility in China, eliminating middlemen and delivering competitive margins for distributors and agents.

Technical Specifications

Application Scenarios

The Brake Shoe Return Spring 199112340049 is specifically engineered for Sinotruk heavy-duty truck platforms. Whether you’re sourcing parts for assembly lines or aftermarket distribution, this spring serves multiple critical roles:

• Compatible Truck Models: Fits Sinotruk HOWO and SITRAK series heavy-duty trucks equipped with rear drum brake systems.
• Brake Clearance Adjustment: Works in conjunction with the brake adjuster to maintain optimal clearance between brake shoes and the drum, ensuring responsive braking at all times.
• New Vehicle Assembly: Suitable as an OEM-line component for truck manufacturers and assembly plants requiring certified original parts.
• Damage Replacement: Ideal for replacing worn, stretched, or broken return springs that cause brake drag, uneven wear, or reduced braking efficiency.
• Brake System Overhaul: Essential during comprehensive brake maintenance — whenever drums are turned or linings are replaced, return springs should be inspected and renewed.

For more Sinotruk braking components, explore our complete Braking System Parts catalog. You can also browse our full range of Sinotruk HOWO Truck Parts or visit our comprehensive Sinotruk Truck Parts page for a complete overview.

OEM/ODM Capability

At Mettlead, we understand that distributors and wholesale agents need more than just parts — they need a reliable supply partner. That’s exactly what we deliver:

• Strict Quality Control: Every Brake Shoe Return Spring 199112340049 undergoes rigorous inspection for dimensional accuracy, tensile strength, and fatigue resistance before shipment.
• White-Label & Custom Packaging: Want to sell under your own brand? We offer neutral packaging or fully customized boxes with your logo, part numbers, and branding — perfect for building your aftermarket identity.
• Flexible MOQ: Whether you need a trial order or container-load quantities, we work with you to find the right volume and pricing structure that protects your margins.
• Fast & Reliable Delivery: With streamlined logistics from our China-based facility, we ensure your orders ship on time — because downtime costs your customers money.
• Secure Payment Options: We support multiple formal and secure payment methods, giving you peace of mind on every transaction.
• Factory Visits Welcome: We encourage prospective partners to visit our facility, inspect production lines, and build confidence in our quality systems firsthand.

Frequently Asked Questions (FAQ)

What does the Brake Shoe Return Spring 199112340049 actually do?

In simple terms, this return spring pulls the brake shoes back away from the drum after you release the brake pedal. Without a properly functioning return spring, the shoes can drag against the drum — causing overheating, accelerated lining wear, and reduced fuel efficiency. Think of it as the “reset mechanism” for your drum brake system.

How do I know when this brake shoe return spring needs replacement?

There are several telltale signs: if you notice brake drag (wheels feel hot after driving without braking), uneven brake lining wear, or a grinding/scraping noise from the rear axle, the return spring may be stretched, cracked, or broken. Additionally, any time you perform a full brake overhaul — replacing linings or turning drums — it’s best practice to install new return springs as a preventive measure.

Is this spring an exact OEM replacement for Sinotruk trucks?

Absolutely. The Brake Shoe Return Spring 199112340049 is manufactured to the exact OEM dimensional and material specifications. It fits directly into Sinotruk HOWO and SITRAK rear drum brake assemblies without any modification, ensuring a seamless, bolt-on installation.

What material is this return spring made from, and why does it matter?

This spring is precision-formed from heat-treated, high-grade spring steel. This material choice is critical because it provides the high fatigue resistance needed to withstand thousands of braking cycles without losing tension. Inferior materials stretch over time, leading to inconsistent brake retraction and safety risks.

Can I order this brake shoe return spring with my own brand packaging?

Yes — Mettlead offers full white-label and custom packaging services. You can supply your own artwork, or we can help you design packaging that features your brand name, logo, and part numbering system. This is especially popular among aftermarket distributors building their own product lines.

What is the minimum order quantity for wholesale pricing?

MOQ varies depending on packaging requirements and order frequency. We work flexibly with both first-time buyers placing trial orders and established distributors ordering in bulk. Contact us directly to discuss your specific volume needs and get a tailored quote.

Ready to Secure Your Supply of Brake Shoe Return Spring 199112340049?

Whether you’re stocking your warehouse, fulfilling a fleet contract, or expanding your Sinotruk parts catalog, Mettlead is your factory-direct partner for quality, price, and reliability. We’re here to help you grow your business with genuine OEM-grade components and wholesale pricing that protects your bottom line.

Take the next step today:

• 📩 Contact Us Now to request a quote, ask about MOQ, or discuss custom packaging.
• 🔍 Browse our full Braking System Parts for more drum brake components.
• 🚛 Explore all Sinotruk Truck Parts available for immediate supply.

Mettlead — Your trusted China-based supplier for Sinotruk, HOWO, SITRAK, SHACMAN, FAW, Weichai, Dongfeng, and Foton heavy truck parts. Factory-direct quality, delivered worldwide.