The ECX AssembledTransmission, Rear:1/18th 4WD; All is a high-quality toy train accessory that is perfect for train enthusiasts of all ages. This assembled transmission is designed to be compatible with 1/18th 4WD trains and is made from durable materials to ensure long-lasting use. The multi-colored design adds a fun and playful touch to your train set, while the model number ECX212001 ensures that you are getting a genuine ECX product. Whether you're a seasoned train collector or just starting out, the ECX AssembledTransmission, Rear:1/18th 4WD; All is a must-have accessory for your train set.