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Wanliyang 6G40 Manual Transmission Assembly (Gearbox)
Factory direct wholesale on genuine Wanliyang 6G40 gearbox. Reliable 6-speed manual transmission assembly with smooth shifting and long service life.
Minimum order quantity: 1 unit
- Overview
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Product details
The Wanliyang 6G40 manual transmission assembly stands as a precision-engineered, six-speed gearbox purpose-built for light commercial vehicles, delivering smooth and reliable power transfer between the engine and the driveline. Operating under continuous torque loading, frequent gear cycling, and demanding start-stop conditions characteristic of urban distribution and light haulage, this manual gearbox provides exact gear ratios engineered to optimize both fuel efficiency and driving comfort. Manufactured to strict OEM standards, each transmission features high-strength aluminum alloy housing with precision-machined helical gears and heat-treated synchronizers. Whether deployed under full payload on a light truck or navigating congested city streets in a delivery van, this premium driveline component ensures crisp shifting, reduced noise and vibration, and extended service life for the entire transmission matrix.
Product Parameter Table
| Technical Parameter | Industrial Specification Data (OEM Driveline Components Matrix) |
| Product Name | Wanliyang 6G40 Manual Transmission Assembly / Gearbox |
| Transmission Type | 6-Speed Manual (6 Forward Gears + 1 Reverse) |
| Max Input Torque | 400 Nm (Light Commercial Vehicle Class) |
| Housing Material | High-Strength Aluminum Alloy (Lightweight, Corrosion-Resistant) |
| Gear Design | Precision-Machined Helical Gears (Quiet, Low Vibration) |
| Synchronizer | High-Capacity Synchronizer Rings (Smooth, Effortless Shifting) |
| Applicable Vehicles | Light Trucks, Vans, Minibuses & Light Commercial Vehicles |
| Engine Match | Diesel Engines in the 2.5–3.5L Range (Typical LCV Applications) |
| Quality System Compliance | ISO 9001:2015, IATF 16949 Heavy Automotive Manufacturing Standards |
Features of Wanliyang 6G40 manual transmission
Lightweight Aluminum Housing: The transmission case is precision-cast from high-strength aluminum alloy, significantly reducing overall vehicle weight and improving fuel economy without compromising structural rigidity.
Smooth Helical Gear Engagement: All forward gears use precision-machined helical gears, delivering quieter operation and lower vibration levels compared to straight-cut designs, ensuring a comfortable cab environment.
Durable Synchronizer Assembly: Premium synchronizer rings with optimized cone angles provide crisp, low-effort gear changes even under frequent start-stop city driving, preventing gear clash and extending service life.
Optimized Gear Ratio Spread: The 6-speed ratio set is engineered to balance low-end pulling power for loaded starts with relaxed highway cruising, maximizing both gradeability and fuel efficiency.
100% Direct-Fit OEM Dimensions: Engineered as a direct drop-in mechanical replacement with factory-spec bell housing pattern, input shaft spline, and gear lever interfaces, saving mechanics valuable downtime during overhauls.
Enhanced Torque Carrying Potential: Calibrated to handle the torque curves of modern turbocharged diesel engines, the reinforced gear train prevents power loss and driveline wear under full-load operation.
Packaging and Shipping
Each Wanliyang 6G40 manual transmission is packaged in a reinforced wooden crate with foam cushioning to protect against damage during transportation. Small orders can be shipped via express delivery, and large orders can be shipped by sea. We provide safe and stable packaging for long-distance transportation.
About Us
Founded in 2005, we are a professional supplier of truck transmission components and engine parts. We focus on producing high-quality driveline products and strictly control quality. Our products are widely used in heavy-duty trucks and commercial vehicles, and exported to Africa, the Middle East, Southeast Asia, and South America, providing reliable power solutions for customers worldwide.
