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Proper gear mesh is the key to preventing gear stripping on the 14T Motor Pinion Gear (Part No. 21051) of the YIKONG YK4107 RC Car. If the mesh is too tight, it increases wear; if it's too loose, the gears may slip and strip under load. During regular use, check...

Regular maintenance helps keep the Rear Straight Shaft (Part No. 21044) on your YIKONG YK4107 RC Car in good condition. After each off-road drive, remove any dirt, sand, or debris from the shaft to prevent excessive wear. Inspect the shaft regularly for signs of bending, wear, or damage, and make sure...

After each off-road drive, clean the Transverse Universal Drive Shaft (Part No. 21043) on your YIKONG YK4107 RC Car to remove dirt, sand, and debris. A soft brush or compressed air works well for cleaning around the universal joints and other moving parts. If the driveshaft is covered with mud,...

When installing the Rear Output Axle (21042) of the YIKONG YK4107 RC Car, keep these points in mind: Confirm that both the left and right output axles are installed in the correct positions. Clean the bearings and axle housing before installation to remove dust or debris. Apply a small amount...

The Differential Lock Mounting (Part No. 21036) is designed to securely hold and support the differential lock mechanism on the YIKONG YK4107 RC Car. It helps keep the components properly aligned and prevents movement caused by vibration or impacts during driving. A properly installed differential lock mounting ensures the differential...

Installation is quick and easy. Align the YK4107 Car Shell Fixing Nut with the body mounting post, then tighten it by hand until the body shell is securely fixed. No special tools are required. Avoid overtightening, as this may damage the body shell or the mounting post. After installation, check...