Increased ID on idler gear allows for use of 5x11x4 bearings to be used (included)

RC receivers requiring a 150mm antenna tube

Front shock shafts

Compact soft-pack LiPo construction

then tighten the mounting hardware evenly until the assembly is secure

Powerhobby Mod 1 40T Hardened Steel Spur Gear FOR Traxxas Revo / Slayer 8mm Pinion Increased ID on idler gearPowerhobby Mod 1 40T Hardened Steel Spur Gear FOR Traxxas Revo Slayer Description Upgrade your Traxxas Revo Nitro or Slayer drivetrain with a Powerhobby Hardened Steel Mod 1 Spur Gear. These gears are CNC machined and lightened to provide increased strength and dependable power transfer while limiting unnecessary rotating weight. Available in 36T, 38T, and 40T options, the gears allow you to adjust acceleration, top speed potential, and engine load. A