Features 1、Suitable for: cars, remote control cars and motorcycles, ATV, karting, child vehicles and other modifications 2、Kids electric car rear motor gear box special use part spare part replacement 3、Drive motor gearbox for rear‑wheel drive( for six plum ) 4、This gearbox middle gear is metal,and with heat dissipation vane 5、This gearbox features high speed, low noise, and wear‑resisting Specification Descriptions: Electric motor gear box is suitable for: cars, remote control cars and motorcycles, ATV, karting, child vehicles and other modifications. features high speed, low noise, and wear-resisting. It is a good choice to replace the broken one. Features: Suitable for: cars, remote control cars and motorcycles, ATV, karting, child vehicles and other modifications. Kids electric car rear motor gear box special use part spare part replacement. Drive motor gearbox for rear-wheel drive( for six plum ). This gearbox middle gear is metal, and with heat dissipation vane. This gearbox features high speed, low noise, and wear-resisting. Specifications: Size:Length:Approx. 18.5cm/7.3in Diameter:Approx. 3.6cm/1.4in The product is suitable for RS550 Model(Optional): 6V 20000RPM, 12V 30000RPM Motor power: 35 W Weight: 490g, 485g Package Included: 1 x gearbox Note: Customers need to pay attention to the gearbox model and specific product size configured in the original car before purchase. Package List 1 x gearbox