Brake Drum WG9231342006 Sinotruk
| Product Name | Brake Drum |
| Product Number | WG9231342006 |
| MOQ | 1 |
| Warranty period | 3 Months |
| Package | The packaging will be treated to prevent drops, rust, and impacts. |
| Application | Sinotruk |
| Original | China |
Product Description
Product Introduction
This Brake Drum WG9231342006 is an OEM heavy-duty brake drum for heavy-duty trucks and commercial vehicles. It is precision-cast from high-grade gray cast iron, engineered to deliver reliable, consistent braking performance under heavy-load and long-haul operations.
Performance
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High-Grade Cast Iron Construction: Manufactured from premium gray cast iron with a refined graphite structure, this brake drum offers exceptional thermal conductivity, wear resistance, and impact strength—a high performance heavy-duty brake drum.
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Precision Machining: The drum is precision-machined to exact OEM specifications, ensuring a perfect fit with brake shoes and optimal contact area for consistent braking force.
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Superior Heat Dissipation: The optimized design efficiently dissipates heat generated during heavy braking, preventing brake fade and ensuring reliable performance on long downhill runs.
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Robust Durability: The thick-walled construction and reinforced mounting flange resist cracking and deformation under extreme mechanical stress, extending service life in harsh undercarriage environments.
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OEM Exact Fit: Optimized for Sinotruk heavy-duty truck models, it matches original mounting points and dimensions for seamless installation.
Core Function
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Serves as the friction surface for brake shoes, converting kinetic energy into heat to slow or stop the vehicle—a core part of heavy duty truck brake parts.
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Withstands repeated mechanical and thermal stress during heavy braking, ensuring consistent performance and safety.
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Maintains dimensional stability under high temperatures, preventing brake fade and ensuring responsive braking under heavy loads.
Sourcing a reliable Sinotruk brake drum that withstands extreme loads without compromising stopping power? The Mettlead Brake Drum WG9231342006 is precision-cast from high-grade gray cast iron, engineered to deliver consistent, fade-resistant braking across long-haul routes and heavy-payload operations. Built to OEM dimensional tolerances, this drum drops directly into Sinotruk HOWO rear-axle assemblies — eliminating costly modifications and reducing fleet downtime.
Mettlead supplies this brake drum with strict quality control at every production stage, from raw-material inspection through final dynamic-balance testing. Whether you manage a parts distribution network or maintain a commercial fleet, this component delivers the durability procurement managers demand — at a cost structure that protects your margins.
Key Features and Buyer Benefits
Superior Material Composition
Cast from HT250-grade gray iron with optimized graphite flake distribution, this Sinotruk brake drum offers excellent thermal conductivity and vibration damping. The result: reduced brake fade on mountain descents and extended service intervals that lower your total cost of ownership.
OEM-Exact Dimensional Fit
Machined to match the original WG9231342006 blueprint, the drum installs without shimming, re-drilling, or adapter brackets. Direct fitment means faster turnaround in your workshop and fewer warranty claims from end-users.
Engineered Heat Dissipation
Uniform wall thickness and a balanced mass profile promote even heat distribution across the braking surface. This minimizes hot-spot formation — the leading cause of premature cracking in aftermarket drums operating under heavy-load conditions.
Rigorous Quality Assurance
- 100% dynamic balance testing to prevent vibration at highway speeds
- Hardness verification (HB 180–230) on every production batch
- Dimensional CMM inspection against OEM tolerances
- Metallographic sampling to confirm graphite structure and matrix integrity
White-Label and Custom Packaging Available
Mettlead supports private-label programs with custom packaging, branded cartons, and bespoke labeling — allowing distributors to build their own brand equity while sourcing factory-direct from China.
Technical Specifications
| Parameter | Specification |
|---|---|
| OEM Part Number | WG9231342006 |
| Compatible Brand | Sinotruk HOWO |
| Application Position | Rear Axle |
| Material | HT250 Gray Cast Iron |
| Hardness Range | HB 180–230 |
| Surface Finish | Fine-turned inner bore, anti-rust coating on outer surface |
| Balance Grade | G16 or better (dynamic balanced) |
| Vehicle Type | Heavy-duty trucks, tractor units, commercial vehicles |
| Origin | China (Mettlead Manufacturing) |
| Packaging Options | Neutral box / White-label / Custom branded carton |
| MOQ | Contact for details |
OEM and ODM Capabilities
Flexible Manufacturing for Global Distributors
Mettlead operates dedicated casting and machining lines for heavy-duty brake components. Our production capacity supports both small trial orders and high-volume annual contracts for Sinotruk brake drum replacements.
- Custom Branding: Laser-etched logos, branded packaging sleeves, and market-specific labeling in multiple languages
- Modified Specifications: Adjusted hardness ranges, alternative coatings, or dimensional modifications for non-standard axle configurations
- Dedicated QC Reports: Batch-specific inspection certificates, material test reports (MTR), and balance-test data sheets shipped with every order
- Logistics Support: FOB, CIF, and DDP terms available — with consolidated container loading to reduce per-unit freight cost
From initial sampling through serial production, our engineering team collaborates directly with your procurement department to align lead times, quality benchmarks, and delivery schedules with your inventory planning.
Frequently Asked Questions
Is this brake drum a direct replacement for the original Sinotruk WG9231342006?
Yes. The Mettlead WG9231342006 brake drum is manufactured to OEM dimensional specifications and installs directly onto Sinotruk HOWO rear-axle assemblies without any modification.
What quality certifications does Mettlead hold for brake drum production?
Every batch undergoes dynamic balance testing, CMM dimensional inspection, and metallographic analysis. Detailed inspection reports and material test certificates are available upon request with each shipment.
Can I order this Sinotruk brake drum with my own brand and packaging?
Absolutely. Mettlead offers full white-label and custom packaging services, including branded cartons, laser-etched part markings, and multilingual labels tailored to your target market.
What is the typical lead time for bulk orders?
Standard production lead time ranges from 15 to 30 days depending on order volume. Stock availability for common SKUs like the WG9231342006 allows faster dispatch — contact our team for current inventory status.
How does Mettlead ensure consistent quality across large orders?
We implement statistical process control (SPC) on our casting and machining lines, combined with 100% dynamic balance verification and random-sample destructive testing. Each shipment includes traceable QC documentation.
Get a Competitive Quote for Sinotruk Brake Drum WG9231342006
Ready to secure factory-direct pricing on OEM-grade Sinotruk brake drums? Mettlead's team responds to inquiries within 12 business hours with pricing, lead-time confirmation, and sample availability.
Send your inquiry now — include your target quantity, preferred Incoterm, and any custom packaging requirements. Our export specialists will prepare a detailed proposal tailored to your procurement timeline.
Mettlead — Precision Brake Components for Heavy-Duty Fleets Worldwide.









