Hot Racing SJT1000SS Hs Steel Single Speed Conversion Kit 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 SJT1000SS; UPC 083745618716 This item works with: Traxxas Jato 2.5 and Jato 3.3