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The brake drum is a vital component that ensures reliable deceleration and safety for heavy‑duty trucks. The genuine SINOTRUK HOWO 199114930076 Brake Drum 220Mm is an OEM‑grade part manufactured to exacting tolerances for a perfect fit and exceptional durability. As a critical element of the trusted Sinotruk howo parts family, this brake drum guarantees consistent performance, superior heat dissipation, and long service life under extreme loads. Made from high‑strength cast iron with precision‑machined friction surfaces, the 199114930076 drum meets the original specifications for HOWO trucks, ensuring safe and reliable braking in mining, construction, and long‑haul operations.
Engineered to withstand the immense heat and pressure generated during heavy braking, the 199114930076 brake drum features a optimized metallurgy that resists cracking and warping. Its precision‑ground inner diameter ensures uniform contact with the brake linings, maximizing friction and minimizing stopping distances. Investing in this authentic component safeguards your cargo, your driver, and your bottom line.
Brake Drum 220Mm
Тормозной барабан 220 мм
Tambor de freno 220 mm
The 199114930076 brake drum is cast from a special high‑carbon alloy iron that provides exceptional thermal conductivity and wear resistance. Its metallurgical structure is optimized to dissipate heat quickly, reducing the risk of brake fade during repeated hard stops. The drum’s friction surface is precision‑machined to a smooth finish, ensuring even bedding of brake linings and consistent torque output.
Every 199114930076 drum undergoes rigorous non‑destructive testing to verify structural integrity. The mounting flange is machined to exact OEM specifications, guaranteeing concentricity and runout below 0.1 mm. This precision eliminates vibration and ensures that the wheel end assembly rotates smoothly, extending the life of bearings and seals.
The drum’s balanced design reduces unsprung mass without compromising strength. Its cooling fins (if applicable) or optimized wall thickness promote airflow, helping to maintain lower operating temperatures. The result is a brake drum that delivers reliable performance even in the most demanding environments, from mountainous terrains to heavy traffic.
The table below provides detailed technical specifications for the genuine SINOTRUK HOWO 199114930076 Brake Drum 220Mm. This data is essential for verifying compatibility and performance characteristics.
| Parameter | Specification | Details |
|---|---|---|
| OEM Part Number | 199114930076 | SINOTRUK HOWO Original Code |
| Product Name | Brake Drum 220Mm | Nominal diameter 220 mm |
| Material | High‑carbon alloy iron (GG20/GG25 equivalent) | Enhanced wear & heat resistance |
| Diameter (new) | 220.0 mm +0.2 / -0.0 | Machined to exact tolerance |
| Width (brake surface) | 100 mm (typical) | Confirm with vehicle specs |
| Bolt Circle Diameter | φ 275 mm | 10‑hole pattern (common) |
| Pilot Diameter | φ 163 mm | Hub centric fit |
| Weight (approx.) | 18.5 kg | Robust yet lightweight design |
| Max Refinish Diameter | 222.0 mm | Do not exceed safety limit |
| Surface Finish | Zinc‑plated or painted (optional) | Rust protection |
| Compatible Axles | Front / Rear (HOWO 6×4, 8×4, etc.) | Verify with service manual |
Correct installation of the 199114930076 brake drum is critical for safety and performance. Begin by safely lifting the vehicle and removing the wheel and tire assembly. Release the brake adjuster to allow the shoes to retract, then slide the drum off the hub. Clean the hub flange and inspect for any damage or debris. Before mounting the new drum, lightly coat the hub pilot and wheel studs with anti‑seize compound to prevent seizing. Align the drum’s pilot hole with the hub and carefully slide it into place, ensuring it sits flush against the flange.
Install the wheel and tighten the lug nuts in a star pattern to the manufacturer’s specified torque. After installation, rotate the drum by hand to confirm free movement with slight drag. Adjust the brakes as needed and perform a road test to ensure proper function. The 199114930076 drum is a direct OEM replacement for SINOTRUK HOWO models equipped with 220mm brake drums, commonly found on HOWO heavy trucks. Always verify compatibility by matching the part number with your vehicle’s service manual.
Before installing the new 199114930076 drum, measure its inside diameter and compare it with the maximum allowable wear spec. Use a brake drum micrometer to check for out‑of‑round. If the drum is within spec, clean the friction surface with brake cleaner to remove any protective coating. Always replace drums in axle sets to maintain balanced braking.
The 199114930076 drum’s alloy composition and optimized wall thickness rapidly transfer heat away from the friction surface, reducing brake fade and extending lining life. This means safer downhill braking and more consistent performance.
Each 199114930076 drum is dynamically balanced to minimize vibration, improving driver comfort and reducing wear on suspension components. You’ll notice smoother braking and longer component life.
Genuine metallurgy and precision machining give the 199114930076 exceptional wear resistance, allowing more miles between replacements. Fleet operators report lower maintenance costs and less downtime.
Every 199114930076 drum is tested for cracks and inclusions using ultrasonic inspection. You can trust that this drum will withstand the immense forces of heavy braking without failure.
Regular inspection of brake drums is essential for heavy‑duty trucks. Common indicators that the 199114930076 drum needs replacement include visible scoring or grooving deeper than 1.5 mm, cracks in the friction surface or around the stud holes, out‑of‑round exceeding 0.08 mm, and diameter wear beyond the maximum refinish limit (typically 222.0 mm). If you hear grinding noises or feel pulsations during braking, immediate inspection is required.
Ignoring a worn or damaged drum can lead to brake imbalance, increased stopping distances, and potential drum failure. Replacing it promptly with a genuine 199114930076 restores full braking efficiency and ensures compliance with safety regulations. Always inspect the entire brake system—including linings, springs, and adjusters—when replacing drums.
To maximize the life of your 199114930076 brake drum, perform regular visual inspections during routine maintenance. Check for blue discoloration (sign of overheating) and measure the inside diameter with a drum gauge. Keep the brake system properly adjusted to prevent excessive shoe travel and uneven wear. During relining, have the drums turned only if necessary and never exceed the maximum safe diameter.
After operating in wet or muddy conditions, gently apply brakes to dry them out and prevent rust buildup. When storing spare drums, keep them in a dry environment and apply a light coat of rust preventive oil. Following these practices will help your 199114930076 drums deliver reliable performance for hundreds of thousands of kilometers.
Generic aftermarket brake drums often use lower‑grade iron, imprecise machining, and inadequate quality control, leading to poor fit, premature wear, and even cracking under load. The genuine SINOTRUK HOWO 199114930076 brake drum is engineered to the exact specifications of your truck’s braking system, ensuring correct concentricity, balance, and material properties. It is manufactured under strict quality controls using the same tooling and materials as the original part fitted at the factory.
By choosing the authentic 199114930076, you protect your investment, maintain vehicle safety, and ensure compliance with warranty requirements. For fleet managers and owner‑operators who demand the best, the genuine 199114930076 is the only responsible choice for maintaining the legendary stopping power of SINOTRUK HOWO trucks.
The 199114930076 Brake Drum 220Mm is part of a comprehensive range of chassis components designed for SINOTRUK HOWO vehicles. Whether you operate in extreme cold, desert heat, or humid coastal environments, this drum delivers dependable performance. Its robust construction resists cracking and distortion, providing peace of mind for every journey. Always insist on genuine parts to keep your HOWO running at its best.
For workshops and service centers, stocking the genuine 199114930076 ensures that every brake job meets the highest standards. Customers will appreciate the improved stopping feel, quiet operation, and extended service intervals. With the 199114930076, you are not just replacing a wear item—you are reinforcing the safety and reliability of the entire vehicle.
Remember, the braking system is the most critical safety system on any truck. Using genuine SINOTRUK HOWO parts like the 199114930076 is an investment in safety, compliance, and operational efficiency. Trust the original, trust the 199114930076.
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