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The AZ1038010009R Timing Gear Housing is a genuine OEM component designed specifically for Sinotruk Howo parts systems. This precision‑engineered housing encloses and protects the engine’s timing gears, ensuring accurate valve timing and reliable camshaft drive operation. Manufactured from high‑strength cast iron with a corrosion‑resistant coating, the AZ1038010009R housing delivers exceptional durability, thermal stability, and leak‑free sealing, making it an essential component for Howo heavy‑duty trucks.
The AZ1038010009R Timing Gear Housing is engineered to withstand the high loads and temperatures generated by the engine timing system in SINOTRUK Howo trucks. Its robust cast iron construction and precision‑machined mating surfaces ensure a perfect fit, eliminating oil leaks and maintaining proper gear alignment. This housing is a direct replacement for the original equipment, guaranteeing seamless integration with the existing timing drive.
Designed for durability, the AZ1038010009R housing features a protective coating that resists corrosion, oil degradation, and thermal fatigue. This ensures long‑term reliability and minimises the risk of oil leaks that could lead to timing gear failure. Whether you are performing routine maintenance or a major engine overhaul, this timing gear housing is a critical component for maintaining the performance and longevity of your Howo truck’s engine.
| Parameter | Specification / Value |
|---|---|
| Product Name | Timing Gear Housing |
| OEM Number | AZ1038010009R |
| Brand | SINOTRUK Howo |
| Material | High‑strength cast iron (GG25 / equivalent) with anti‑corrosion coating |
| Width | 320 mm |
| Height | 280 mm |
| Thickness | 65 mm |
| Bolt Hole Count | 14 × M10 × 1.5 |
| Sealing Surface | Precision‑ground with O‑ring groove |
| Operating Temperature | ‑40°C to +150°C |
| Surface Treatment | Zinc‑plated + black oxide |
| Weight (approx.) | 4.2 kg |
| OEM Quality Standard | SINOTRUK factory spec / ISO 9001 |
Regular inspection of the AZ1038010009R Timing Gear Housing is essential to ensure proper timing gear operation and prevent oil leaks. Check for signs of cracks, corrosion, or damage to the sealing surface during routine service intervals. Ensure that all bolts are tightened to the specified torque and that the O‑ring is in good condition.
If the housing shows signs of wear or leakage, replace it immediately. Always use genuine SINOTRUK Howo replacement parts to maintain timing system integrity. When reinstalling, clean the mating surfaces thoroughly, apply a thin layer of sealant to the O‑ring groove if required, and torque the bolts evenly in a cross‑pattern sequence to the manufacturer’s specification.
The AZ1038010009R Timing Gear Housing is widely used across the SINOTRUK Howo truck range, including Howo A7, Howo T7H, and Howo 6×4 and 8×4 chassis. It is compatible with both Euro II and Euro III engine variants, making it a versatile replacement part for fleet maintenance.
Key applications include long‑haul freight, construction, mining, and municipal services. The housing’s robust construction and reliable sealing make it suitable for operation in harsh environments, including extreme temperatures and off‑road conditions.
Each AZ1038010009R Timing Gear Housing is individually wrapped in anti‑corrosion paper and placed in a reinforced cardboard carton with custom‑cut foam inserts to prevent damage to the machined surfaces during transit. Multiple housings are packed in sturdy corrugated boxes with internal dividers to avoid contact damage. Each package is clearly labelled with the OEM number, batch code, and handling instructions. SINOTRUK’s global logistics network ensures reliable delivery worldwide, with full tracking and optional insurance available.
“The AZ1038010009R housing was a perfect match for our Howo T7H rebuild. The quality is excellent and the fit was spot on.”
— Hans W., Fleet Manager, Germany
“Genuine OEM part with robust cast iron construction. Replaced the cracked housing on our Howo 6×4 and the timing gear runs smoothly.”
— Rodrigo M., Workshop Owner, Brazil
“Good value and fast shipping. The housing is solid and the sealing surface is perfectly machined.”
— Youssef A., Transport Operator, Egypt
“We use these housings on all our Howo engines. They hold up well under heavy loads and the coating prevents rust.”
— Chen Li, Fleet Engineer, China
The AZ1038010009R Timing Gear Housing is a precision‑engineered component that ensures accurate valve timing and reliable engine operation in SINOTRUK Howo trucks. By choosing this genuine OEM housing, you guarantee that your engine’s timing system remains protected and leak‑free, delivering optimal performance and longevity. Trust the AZ1038010009R to deliver the performance and dependability that SINOTRUK Howo is renowned for.
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