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This Rear Upper Swing Arm is an upgrade part designed for the Yikong 1/8 YK7081 and YK8081 series RC cars, used to replace the original rear upper swing arm and improve rear suspension strength and impact resistance.

Note: All metal upgrade screws must be secured with thread lock, otherwise they may come loose. Removable thread lock is recommended.
1 pair × YIKONG YK7081 Rear Upper Swing Arm (Black, Red, Gold, or Silver, optional)

1. What is the difference between the Rear Upper Swing Arm and the Rear Lower Swing Arm on my YIKONG YK7081 RC Truck?
The Rear Upper Swing Arm and Rear Lower Swing Arm on your YIKONG YK7081 RC Truck mount in different positions and differ in size and load-bearing characteristics. The rear upper swing arm mainly controls the upper angle of the rear axle, while the rear lower swing arm bears the main support and impact forces. They are not interchangeable, so confirm the required position when purchasing.
2. What should I pay attention to when installing the Rear Upper Swing Arm on my YIKONG YK7081 RC Truck?
When installing the Rear Upper Swing Arm on your YIKONG YK7081 RC Truck, confirm that the pins, shims, and rear axle connection points are aligned, and avoid forcing assembly that could affect suspension movement. All metal upgrade screws must be secured with thread lock — removable thread lock is recommended — to prevent screws from loosening or falling out during operation.
3. Which vehicle models is the Rear Upper Swing Arm on my YIKONG YK7081 RC Truck compatible with?
The Rear Upper Swing Arm on your YIKONG YK7081 RC Truck is compatible with the Yikong 1/8 YK7081 and YK8081 RC cars. Before purchasing, confirm that your model and mounting holes match to avoid installation issues or changes to the rear suspension geometry.
The YK7081 TB8 is a 1/8 scale 4WD desert truck featuring independent suspension and a brushless power system. It reaches speeds up to 85 km/h, offers precise handling, a durable structure, and is suitable for various off-road terrains.

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