Product Introduction

This brake drum 81.50110.0142 is a heavy-duty OEM brake drum for heavy duty trucks, built for reliable stopping power in commercial vehicle braking systems. It features a one-piece cast iron structure with a heat-resistant black coating on the flange, a precision-machined friction surface, and evenly spaced mounting holes, designed to withstand extreme braking loads in heavy-load operations.

Performance

• Premium Cast Iron: This heavy duty brake drumuses high-strength alloy cast iron, offering excellent thermal conductivity and resistance to heat cracking up to 600°C as a high performance brake drum.

• Precision Machining: CNC-finished friction surface ensures uniform contact with brake shoes, delivering stable braking force and reducing wear.

• Corrosion Resistance: The black coating on the flange resists rust and corrosion, extending service life in harsh environments and making it a reliable replacement brake drum.

• Wide Compatibility: Designed to fit most heavy-duty truck models, it is ideal as a brake drum for commercial vehicles.

Core Function

1. Converts friction from brake shoes into braking torque, a critical part of heavy duty truck brake parts.

2. Rapidly dissipates heat to prevent brake fade and ensure consistent performance under heavy loads.

3. Provides a rigid friction carrier to withstand impact and shear forces during braking.

4. Fully OEM-compatible for seamless replacement and reliable brake system performance.

Brake Drum 81.50110.0142 for SHACMAN Heavy-Duty Trucks – OEM Quality, Factory Direct

When your SHACMAN heavy-duty truck demands dependable stopping power under extreme loads, the Brake Drum 81.50110.0142 delivers exactly that. Engineered as a direct OEM replacement for SHACMAN commercial vehicles, this brake drum combines robust cast iron construction with precision machining to keep your fleet running safely and efficiently. Whether you’re managing a logistics operation or maintaining a construction fleet, this component is built to handle the toughest braking conditions without compromise.

At Mettlead, we supply this brake drum directly from our factory in China, which means you get genuine OEM-grade quality at a competitive price point — no middlemen, no markups. As a trusted global supplier of SHACMAN truck parts, we understand that procurement managers need reliable parts, transparent pricing, and fast delivery. That’s precisely what we offer.

Key Features and Benefits of Brake Drum 81.50110.0142

This SHACMAN brake drum isn’t just another aftermarket part — it’s a purpose-built braking component designed to meet or exceed original equipment specifications. Here’s what sets it apart:

• One-Piece Cast Iron Construction: The solid, single-piece design eliminates weak joints and ensures uniform strength across the entire drum body. As a result, it resists cracking and deformation even under repeated heavy braking cycles.
• Heat-Resistant Black Coating on Flange: The specially applied coating on the flange surface protects against corrosion and thermal degradation, extending the drum’s service life in harsh operating environments.
• Precision-Machined Friction Surface: The inner braking surface is machined to tight tolerances, ensuring consistent contact with brake shoes. This translates to smoother braking performance and reduced vibration.
• Evenly Spaced Mounting Holes: Engineered for perfect bolt-pattern alignment with SHACMAN axle assemblies, making installation straightforward and eliminating fitment issues.
• Extreme Load Capacity: Specifically designed to withstand the intense thermal and mechanical stress generated during heavy-load braking operations common in mining, construction, and long-haul transport.
• Direct OEM Replacement: Part number 81.50110.0142 ensures a precise fit without modifications, reducing downtime during maintenance.

In other words, this brake drum gives you peace of mind. It performs reliably day after day, which means fewer unplanned stops and lower total cost of ownership for your fleet.

Technical Specifications – Brake Drum 81.50110.0142 SHACMAN

Application Scenarios – When Do You Need This Brake Drum?

Understanding when to replace your brake drum is critical for fleet safety and operational efficiency. The Brake Drum 81.50110.0142 is the right choice in the following situations:

Compatible Vehicles

This brake drum is specifically engineered for SHACMAN heavy-duty trucks, including models equipped with the standard rear axle braking configuration that uses part number 81.50110.0142. It integrates seamlessly into the SHACMAN braking system without any modifications.

Replacement Conditions

• Surface Wear: When the inner friction surface has worn beyond the manufacturer’s maximum diameter specification, braking efficiency drops significantly. At that point, replacement becomes essential.
• Cracking: Thermal stress from repeated heavy braking can eventually cause hairline cracks. Once cracks appear on the drum surface or flange, the component must be replaced immediately to prevent catastrophic brake failure.
• Scoring and Grooving: Deep grooves or scoring on the friction surface reduce brake shoe contact area, leading to uneven braking and increased stopping distances.
• Out-of-Round Condition: If the drum has become oval-shaped due to overheating, you’ll notice pulsation during braking. This condition requires immediate drum replacement.
• Scheduled Maintenance: Proactive fleet managers replace brake drums at defined mileage intervals to prevent unexpected failures during operation.

In each of these scenarios, installing a fresh Brake Drum 81.50110.0142 restores your SHACMAN truck’s braking system to full performance, keeping your drivers safe and your cargo secure.

OEM/ODM Capability – Tailored to Your Business Needs

Mettlead goes beyond simply supplying parts. We understand that different markets have different requirements, so we offer flexible customization options:

• White-Label Packaging: Want to sell under your own brand? We provide neutral or custom-branded packaging that aligns with your company identity. Your customers see your brand, while you benefit from our factory-direct quality.
• Custom Packaging Solutions: Whether you need specific box dimensions, multilingual labels, or barcoding for warehouse management, our team accommodates your packaging specifications.
• Strict Quality Control: Every brake drum undergoes rigorous inspection — from raw material verification through dimensional checks to final surface quality assessment. We maintain consistent quality across every batch, regardless of order size.
• Bulk Order Flexibility: Whether you need 50 pieces or 5,000, our production capacity scales to meet your demand with consistent lead times.

Additionally, we welcome procurement managers to visit our facility in China for on-site inspection. Seeing our quality control processes firsthand builds the confidence you need for long-term partnership.

Frequently Asked Questions – Brake Drum 81.50110.0142 SHACMAN

What is the exact OEM part number for this SHACMAN brake drum?

The OEM part number is 81.50110.0142. This number ensures direct compatibility with SHACMAN heavy-duty truck models that use this specific brake drum configuration. Always verify the part number against your vehicle’s maintenance manual before ordering.

What material is the Brake Drum 81.50110.0142 made from?

This brake drum is manufactured from high-grade cast iron (typically HT250 or equivalent), which provides excellent heat dissipation, wear resistance, and structural integrity. The one-piece casting eliminates potential failure points found in multi-piece designs.

How can I tell if my SHACMAN brake drum needs replacement?

Look for these warning signs: excessive wear on the inner friction surface (measure with a drum gauge), visible cracks on the surface or flange, deep scoring or grooves, brake pulsation during stopping, or unusual noises during braking. If any of these symptoms appear, inspect the drum immediately and replace if it exceeds the maximum allowable diameter.

Does the heat-resistant coating affect braking performance?

Not at all. The heat-resistant black coating is applied only to the outer flange area — not the inner friction surface. Its purpose is to protect the flange from corrosion and thermal damage. The precision-machined inner surface remains uncoated to ensure optimal friction contact with the brake shoes.

Can I use this brake drum on trucks other than SHACMAN?

The Brake Drum 81.50110.0142 is specifically designed for SHACMAN trucks. While some dimensions might appear similar to other brands, we strongly recommend using the correct OEM part number for your specific vehicle to ensure proper fitment, safety, and performance. Browse our full range of SHACMAN brake and chassis parts for other compatible components.

What is the typical lifespan of this brake drum under normal operating conditions?

Lifespan varies depending on load weight, driving conditions, and braking habits. However, under normal heavy-duty commercial use, a quality cast iron brake drum like the 81.50110.0142 typically lasts between 80,000 to 150,000 kilometers before requiring replacement. Regular inspection helps maximize service life.

How should I store brake drums before installation?

Store brake drums in a dry, covered environment away from moisture and direct sunlight. The heat-resistant coating protects the flange, but the machined friction surface can develop surface rust if exposed to humidity for extended periods. Light surface rust is normal and wears off quickly during initial use, but heavy corrosion should be avoided through proper storage.

Ready to Order? Get Your Brake Drum 81.50110.0142 Quote Today

As a procurement manager, you need a supplier who delivers quality parts on time and at the right price. Mettlead checks every box: factory-direct pricing, strict quality control, comprehensive SHACMAN parts inventory, and reliable global shipping.

Don’t let brake drum failures slow down your fleet. Contact us now to request a quote for Brake Drum 81.50110.0142 or any other SHACMAN braking system components. Our team responds quickly with pricing, lead times, and shipping options tailored to your location.

• Competitive factory-direct pricing for bulk orders
• Fast and reliable global delivery
• Flexible payment methods with secure transactions
• White-label and custom packaging available
• On-site factory visits welcomed

Mettlead — Your trusted source for SHACMAN truck parts and Chinese brand truck components worldwide.