This is the TRA4470, spur gear (or main gear) for the Traxxas Nitro Rustler trucks.

Includes: One 70 tooth gear.

Features:

• Tough nylon construction.
• Drilled for light weight.

Specs:

• Teeth-70
• Pitch-32

Requires: Nothing, this is a direct replacement part.

Comments: This is the same gear that comes in the truck kit.