This is the Wltoys 144001 Upgrade Metal Gearbox Cover + Front Steel Differential unit + Bearings + Bevel gear. 144001.1254 + 144001.1309 . As we all know, this position differential operates all year round and wears very much. The temperature will be higher when running at a high speed. The outer plastic differential cover is also not resistant to falling or high-temperature. When you have this upgraded metal combination, you can easily solve these problems, extend the service life of the differential, and increase the time of toy play.
These Parts are used for the Wltoys 144001 RC Car Buggy, Wltoys 1/14 High-Speed Racing Car
If you want to buy more parts for this RC car,
Please click the link below:
Wltoys 144001 Parts