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What is the difference between a Center Differential Spur Gear and a regular spur gear?
The Center Differential Spur Gear 46T 80035 is specifically designed for the center differential system and mainly handles center power transfer. A regular spur gear may...
How can I tell if my gears need replacement?
If your YK8081 DF8 RC Car has weak acceleration, gear slipping, louder operating noise, or visible worn or damaged teeth, check whether the YK8081 DF8 RC...
What is the main function of the Differential Pin?
The main function of the YIKONG YK8081 DF8 RC Truck Differential Pin (2.5-11) 80033 is to support and position the internal differential gears, keeping them properly...
How can I reduce wear on the 34T Driven Gear of the YIKONG YK4107 RC Car?

Keeping the 34T Driven Gear (Part No. 21033) of the YIKONG YK4107 RC Car in good condition is easy with a little regular maintenance. After each off-road run, clean dirt, sand, and debris from the drivetrain to prevent excessive wear caused by particles getting between the gears. It's also a good idea...

How do I install the C Hub Set on the YIKONG YK4107 RC Car?

Start by removing the original C hubs from both sides of the front axle on the YIKONG YK4107 RC Car. Then remove the steering knuckles, bearings, and related hardware. Install the bearings and other components into the new C Hub Set (Part No. 21002) and reassemble them according to the...

How do I install the Rear Portal Housing on the YIKONG YK4107 RC Car?

Begin by removing the damaged or worn Rear Portal Housing (Part No. 21001) from the YIKONG YK4107 RC Car. Check the internal gears, bearings, and related components, and replace any worn parts if necessary. Transfer the original gears, bearings, and other internal components into the new rear portal housing. Reassemble everything...

What is the function of the YIKONG YK4107 RC Car Original Parts – Girder 21012, and how to install it?

The Girder 21012 is an original YIKONG YK4107 RC Car part, featuring a black appearance and made from high-quality nylon with an integrated molding design, ensuring excellent strength and durability. During off-road crawling or high-speed driving, it effectively supports the chassis and suspension system, helping prevent bending or breakage. What...

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Recent posts

What is the difference between a Center Differential Spur Gear and a regular spur gear?
The Center Differential Spur Gear 46T 80035 is specifically designed for the center differential system and mainly handles center power transfer. A regular spur gear may...
How can I tell if my gears need replacement?
If your YK8081 DF8 RC Car has weak acceleration, gear slipping, louder operating noise, or visible worn or damaged teeth, check whether the YK8081 DF8 RC...
What is the main function of the Differential Pin?
The main function of the YIKONG YK8081 DF8 RC Truck Differential Pin (2.5-11) 80033 is to support and position the internal differential gears, keeping them properly...