This is the Super Start Spur Gear for the / Warhead to Evo Upgrade Kit (DTXC3102) and the / Kwik-Pit Super Start (DTXP6018). / / FEATURES: Steel construction / 49 tooth spur gear / / INCLUDES: (1) Spur Gear / / REQUIRES: Installation / / SPECS: 49 T / Outer Diameter: 15/16" (23.5mm) / / sgh 11/15/06 / ir/jxs