GoolRC Original Wltoys A949 A959 A969 A979 K929 1/18 Rc Car Reduction Gear Sets A949 24 Part for Wltoys RC Car Part 1. 100% Original Wltoys 2. 100% Brand New 3. High quality and durable in use 4. Easy to install 5. 1/18 Rc Car Reduction Gear Sets