Hot Racing Axial SCX10 Rear Axle Transmission Aluminum/Graphite SCX12GR03 Made by Hot Racing; Hot Racing is a United States based company; parts are sourced from Chinese producers All Hot Racing upgrade parts are direct replacements for stock components; additional parts are not required Hot Racing part number SCX12GR03; UPC 083745954111 This item works with: Axial SCX-10 Scale Truck