Traxxas Hardened Steel Mod 1.0 Pinion Gear. This durable hardened steel pinion gear has a 5mm bore and a Mod 1 tooth pitch, making it compatible with a variety of applications. The gear is available in a variety of tooth count options, please select the specific gear you want from the pull down list above. Package includes pinion gear and set screw.
Replacement part(s) for these models: X-MAXX WITH 8S ESC Model #77086-4
Accessory part(s) for these models: E-REVO 2 Model #86086-4 MAXX WITH 4S ESC Model #89076-4