Introduction

The WG2214210004 is an original-equipment-grade transmission small cover exclusively engineered for SINOTRUK heavy-duty truck models. Serving as a pivotal functional component of the vehicle’s gearbox shift assembly, this unit integrates precision shift control, mechanical self-locking and integrated sealing structures. Manufactured in full compliance with OEM dimensional specifications and industrial manufacturing standards, it delivers precise machining accuracy, flawless vehicle adaptability and consistent operational stability. This component effectively resolves prevalent gearbox malfunctions including lubricant leakage, vague gear positioning and unexpected gear slipping, while sustaining reliable performance under long-duration high-load operation and severe road conditions for heavy-duty commercial vehicles.

Key Features

✅️Precise OEM Standard Matching & Universal Compatibility

Marked with standard part number WG2214210004, this transmission small cover fully conforms to the original assembly parameters of SINOTRUK heavy-duty truck series. It achieves zero-tolerance fitting with the stock gearbox shift system, requiring no secondary processing or modification during installation. Featuring high assembly precision and strong structural compatibility, it serves as a perfect direct replacement for factory original parts.

✅️High-Strength Die-Cast Structure & Exceptional Durability

Crafted from premium industrial-grade high-tensile aluminum alloy with integral die-cast forming technology, the cover adopts a thickened reinforced structure. It boasts outstanding resistance to abrasion, high temperature, impact and mechanical vibration generated during long-haul transportation and complex road driving. The optimized structural rigidity effectively prevents structural deformation, cracking and fatigue damage, significantly prolonging the component’s service lifespan.

✅️Enhanced Integrated Sealing System & Leak-Proof Performance

Matched with high-precision custom sealing gaskets and wear-resistant oil seals, the product features an optimized seamless sealing design. It thoroughly eliminates lubricant leakage gaps, effectively preventing gearbox oil seepage and leakage. Meanwhile, it isolates external dust, silt, rainwater and other contaminants from invading the gearbox interior, providing comprehensive protection for internal gears, synchronizers and other core transmission components.

✅️Precision Calibrated Shift Mechanism & Stable Operation

Equipped with a standardized self-locking and interlocking assembly with strict tolerance calibration, the internal shift structure ensures accurate gear positioning and stable shift feedback. It fundamentally avoids common operational failures such as gear slipping, automatic gear jumping and shift jamming, delivering smooth, sensitive and accurate shifting experience, and greatly enhancing vehicle driving safety and operational stability.

✅️Rigid Factory Quality Inspection & Stable Adaptability

Every finished unit undergoes stringent professional testing, including pressure resistance, airtightness, vibration durability and fatigue resistance tests. With stable mechanical properties and ultra-low failure rate, the product is fully adaptable to diverse harsh operating scenarios including mountainous roads, construction sites and high-frequency heavy-load freight operations, meeting the rigorous durability requirements of heavy-duty commercial vehicles.

✅️Easy Installation & High Comprehensive Cost-Performance

As a standard OEM replacement part, it supports direct plug-and-play replacement of worn or damaged original components. The simplified assembly structure reduces installation difficulty and subsequent maintenance costs. It efficiently solves daily gearbox shift and sealing faults for SINOTRUK trucks, presenting excellent reliability and cost-effectiveness for aftermarket replacement and fleet maintenance.

Detail

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Contact with clear photo of engine nameplate or chassis number:

Linda Zhang

Whatsapp:+86 176 6066 8410

EMAIL:sales16@chinatruck.cc