The Traxxas 5392 Shift Linkage Revo is a genuine OEM replacement linkage assembly designed for use in Traxxas Revo nitro monster trucks. It links the shifting mechanism to the micro servo, allowing proper gear engagement between forward and reverse (or high/low in some setups) in the transmission. This part includes essential components such as a ball collar, spring, ball cup, servo horn, and linkage wire everything needed to restore smooth and reliable shifting performance in your Revo’s drivetrain.