GY6 50cc Final Drive Shaft

Brand: Mortch Motor
Product Code: MIGY50-4049

Product Viewed: 130

Availability: In Stock

Weight: 0.32kg

US$2.75 79 SOLD

Shipping To：

More Quotes

This is a 19 spline final drive shaft specifically designed for GY6 50cc engines (139QMB, 139QMA). This final drive shaft is used on a wide variety of scooters and ATV brands and models that have Chinese-built GY6 50cc engines.

⚙️ Specifications

Spline Count: 19 Spline

Engine Compatibility: GY6 50cc 4-Stroke Only

Engine Codes: 139QMB, 139QMA

Application: Wide variety of Chinese 50cc scooters and ATVs

🔧 Function: The final drive shaft transmits power from the transmission to the rear wheel. The 19-spline design is specific to GY6 50cc engines. Common signs of failure include:

Excessive noise from the final drive area
Vibration during acceleration
Oil leaks around the shaft seal
Worn splines causing poor power transfer
Difficulty engaging or disengaging the rear wheel

GY6 50cc 139QMB 139QMA 19 Spline Final Drive Output Shaft Transmission

⚠️ Critical Compatibility Note: This final drive shaft is specifically designed for GY6 50cc engines ONLY. It is NOT compatible with 125cc or 150cc GY6 engines, which use different shaft dimensions. Please check the dimensions on the Specifications tab to verify this is the correct final drive shaft for your Chinese-built GY6 50cc engine. Installing the incorrect shaft can cause transmission damage or unsafe operation.

🔧 Compatibility Notice

Please verify that this part fits your specific vehicle model and year. Many vehicles share similar names but use different components depending on year or market region.
We strongly recommend cross-checking with your vehicle's owner's manual or contacting us for confirmation before placing your order.

📄 Product Disclaimer

Product images, measurements, and descriptions are for reference only. Slight variations in color or appearance may occur due to manufacturing batches or photography lighting—functional specifications remain identical to the ordered part.
Professional installation is mandatory. Mortch Motor assumes no liability for damages, injuries, or losses resulting from improper installation, misuse, unauthorized modification, or abnormal operation.

💰 Import Duties & Taxes

All listed prices EXCLUDE shipping costs, import duties, taxes, and customs clearance fees. These charges (if applicable) are determined and collected by your local customs authority and are solely the buyer's responsibility.
In case of return due to unpaid duties/taxes or refusal to clear customs, the buyer shall bear the original shipping cost, return shipping fees, and any associated administrative charges deducted from the refund.

📌 Order Confirmation: By completing your purchase, you acknowledge that you have read, understood, and agreed to all terms above. For any questions, please contact our support team prior to ordering.