Hot Racing SVXS845 Steel Spur Gear (45t)(Silver) - 1/16 Traxxas 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 SVXS845; UPC 083745609288 This item works with: Traxxas 1/16 E-Revo VXL, 1/16 Slash/Rally 4WD, 1/16 Summit VXL