Only Revo & Slayer offer the ability to custom tailor the 2-speed gear ratios for either close or standard ratio gear shifts (wide ratio is stock). The close ratio set reduces the engine’s RPM change between first and second gear for nearly seamless shifting and speed, even in the corners!
Accessory part for these models:
Slayer Pro 4X4
Note: This list may not be 100% accurate or up to date, and is meant to be used as a guideline for compatibility.