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  The differential 21034 is a critical part of the YIKONG YK4107 RC Car drivetrain, responsible for distributing power between the wheels and ensuring smooth handling. During long-term off-road crawling or high-load use, the differential and its internal gears are prone to wear or damage. Proper maintenance can improve durability and...

The YIKONG YK4107 RC Car Parts Front Output Axle 21041 is a key component of the front drivetrain, responsible for transferring power from the front differential to the wheels. It ensures smooth and reliable torque transmission, improving handling and stability during climbing, off-road, or high-speed driving. Installation Notes Make sure the...

The hexagon wheel seat (Hexagon Wheel Seat / Hex Hub / Wheel Adapter) is a key connecting component in the wheel transmission system of the YIKONG YK4107 RC Car, responsible for transferring power from the axle to the wheel hub. During long-term off-road use or high-intensity driving, some common issues may...

The differential gears are a critical part of the drivetrain in the YIKONG YK4107 RC Car and are prone to wear during long-term off-road crawling or heavy-duty use. To reduce gear wear and damage risk, please follow these tips: Regularly lubricate the gears: Apply proper gear grease to reduce friction...

This fixing bolt of the yikong yk4107 rc car comes as 1 piece and is also compatible with YK4106, YK41011, and other 1/10 scale crawler models. It is used to securely lock the body shell in place, preventing it from loosening or detaching during high-speed driving or off-road crawling. It also...

First check whether the lithium battery is out of power, then check whether transmission shafts and bearings lack lubricating oil. Restore power by charging battery and lubricating transmission structures.