This is a Team Integy 38-Tooth Steel Spur Gear for the Traxxas Revo 2.5 and 3.3 trucks. A higher number of teeth on the spur gear will give you more acceleration, while a lower number of teeth will give you more top-end speed.
FEATURESTwo-piece construction with steel outer section and aluminum center
INCLUDESTeam Integy 38 Tooth Steel Spur Gear for the Traxxas Revo
REQUIRESInstalling on Revo
SPECSThickness: (6mm)Diameter: (36mm)