Product Introduction

This brake drum 81.50110.0144 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 81.50110.0144 for SHACMAN Heavy-Duty Trucks – OEM Quality, Factory Direct

When your fleet depends on reliable stopping power under extreme loads, every component in the braking system matters. The Brake Drum 81.50110.0144 SHACMAN is engineered specifically for heavy-duty commercial vehicles, delivering consistent braking performance even in the most demanding operating conditions. Sourced directly from our factory in China, this OEM-specification brake drum gives wholesale distributors and fleet agents a competitive edge — combining proven durability with pricing that protects your margins.

At Mettlead, we specialize in supplying genuine-quality truck parts for SHACMAN, SINOTRUK, HOWO, SITRAK, FAW, WEICHAI, DONGFENG, and FOTON vehicles to markets worldwide. Whether you are restocking your warehouse or fulfilling an urgent customer order, this brake drum is ready to ship with flexible MOQ options tailored to your business needs.

Key Features and Benefits of Brake Drum 81.50110.0144

This isn’t just another aftermarket brake drum — it’s a precision-engineered braking component that mirrors OEM standards from the inside out. Here’s what sets it apart:

• One-Piece Cast Iron Construction: The monolithic design eliminates weak joints, providing superior structural integrity that resists cracking under repeated thermal cycling and heavy braking loads.
• Heat-Resistant Black Coating on Flange: A specially applied protective coating on the mounting flange guards against corrosion and heat damage, extending the drum’s service life in harsh environments.
• Precision-Machined Friction Surface: The inner braking surface is machined to tight tolerances, ensuring uniform contact with brake shoes for smooth, even stopping power and reduced vibration.
• Evenly Spaced Mounting Holes: Bolt holes are drilled with exact positioning to guarantee a perfect fit on SHACMAN axle assemblies — no modifications needed during installation.
• Extreme Load Tolerance: Designed and tested to withstand the punishing braking forces generated by fully loaded heavy-duty trucks operating on highways, mountain roads, and construction sites.
• Direct OEM Replacement: Part number 81.50110.0144 ensures drop-in compatibility, reducing workshop downtime and eliminating fitment guesswork for your customers.

For distributors, these features translate into fewer warranty claims, happier end-customers, and repeat orders that build your business steadily over time.

Technical Specifications – Brake Drum 81.50110.0144 SHACMAN

Note: If you require additional dimensional data (inner diameter, depth, bolt circle diameter, or weight), our technical team can provide a detailed drawing upon request.

Application Scenarios – Where This Brake Drum Performs

Understanding exactly where and when this brake drum fits into your customers’ operations helps you position it effectively. Here are the primary application scenarios:

• Compatible Vehicles: This brake drum is designed to fit SHACMAN heavy-duty truck models equipped with the standard braking system referencing part number 81.50110.0144. It integrates seamlessly into the rear axle drum brake assembly.
• Braking System Component: As a core element of the drum brake assembly, it works in conjunction with brake shoes, return springs, and wheel cylinders to deliver controlled deceleration under load.
• Replacement and Maintenance: Brake drums naturally wear over time due to friction and heat exposure. This part is the ideal replacement when the original drum shows signs of scoring, uneven wear, heat cracking, or when it has been machined beyond its minimum thickness specification.
• Fleet Overhaul Programs: For fleet operators running scheduled maintenance programs, stocking this brake drum ensures minimal vehicle downtime during routine brake system overhauls.

Explore more braking system parts or browse our full SHACMAN parts catalog to find complementary components for your inventory.

OEM/ODM Capability – Built Around Your Business

Mettlead understands that wholesale distributors and regional agents need more than just parts — you need a supply partner who adapts to your market. That’s exactly what we offer:

• White-Label Packaging: Ship brake drums under your own brand identity. We provide neutral or fully customized packaging with your logo, part numbers, and barcodes printed to your specifications.
• Custom Packaging Design: Whether you need individual boxes, pallet configurations, or mixed container loading, our logistics team works with you to optimize packaging for cost-effective shipping.
• Strict Quality Control: Every brake drum undergoes dimensional inspection, dynamic balance testing, and surface finish verification before it leaves our facility. We maintain batch traceability so you can track quality across orders.
• Flexible MOQ: We work with both large-volume importers and growing distributors. Minimum order quantities are negotiable based on your business plan and order frequency.
• Factory Visits Welcome: We encourage prospective partners to visit our production facility in China. Seeing our quality processes firsthand builds the confidence you need for a long-term supply relationship.

For a comprehensive overview of all available SHACMAN truck components, visit our dedicated SHACMAN truck parts resource page.

Frequently Asked Questions – Brake Drum 81.50110.0144

What vehicles does Brake Drum 81.50110.0144 fit?

This brake drum is manufactured to match OEM part number 81.50110.0144, which is specified for SHACMAN heavy-duty truck models. It serves as a direct bolt-on replacement within the rear drum brake assembly. If you need cross-reference confirmation for a specific SHACMAN model variant, our team can verify compatibility for you.

What material is this brake drum made from?

It is cast from high-grade gray iron (typically HT250 or equivalent), which offers an excellent balance of wear resistance, heat dissipation, and vibration damping — all critical properties for a component that endures repeated high-temperature braking cycles.

How do I know when this brake drum needs replacement?

Common signs that indicate replacement is due include visible scoring or grooves on the inner friction surface, heat cracks (often appearing as fine spider-web patterns), out-of-round conditions causing brake pulsation, or when the drum has been machined past its maximum allowable inner diameter. If your customers report reduced braking efficiency or unusual noises during braking, the drum should be inspected immediately.

Is the friction surface ready to use out of the box?

Yes. The inner friction surface is CNC precision-machined to the correct finish during manufacturing. In most cases, the drum can be installed directly without additional machining. However, we always recommend verifying that new brake shoes are properly bedded in after installation to ensure optimal contact.

Can I order this brake drum with my own brand packaging?

Absolutely. Mettlead offers full white-label and custom packaging services. You can supply your own artwork and branding specifications, and we will produce packaging that represents your brand professionally in your local market.

What quality checks does this brake drum go through before shipping?

Each batch undergoes a multi-point inspection process that includes dimensional accuracy checks against OEM drawings, dynamic balance testing to prevent vibration issues, surface roughness measurement on the friction area, and visual inspection for casting defects. We maintain full batch records for traceability.

How does the heat-resistant coating on the flange help?

The black coating applied to the outer flange surface acts as a barrier against corrosion and oxidation caused by road salt, moisture, and heat radiation from the braking surface. This keeps the mounting area clean and dimensionally stable, which helps maintain proper seating against the hub over the drum’s service life.

Ready to Stock Brake Drum 81.50110.0144? Let’s Talk.

You’ve found the right part — now let’s make the numbers work for your business. Whether you need a trial order to test market response or you’re ready to commit to container-volume purchasing, Mettlead is here to support your growth with factory-direct pricing, reliable lead times, and a dedicated account manager who understands the truck parts trade.

Here’s what happens when you reach out:

1. You send us your inquiry with target quantities and destination.
2. We respond within 24 hours with a competitive quotation and lead time.
3. We agree on terms, arrange secure payment, and begin production or dispatch from stock.
4. Your order ships with full documentation and tracking.

Don’t let your competitors lock up supply while you wait. Contact us now to request pricing on Brake Drum 81.50110.0144 for SHACMAN trucks and discover why distributors across Africa, the Middle East, Southeast Asia, and South America trust Mettlead as their China truck parts supplier.