Helps your unit get up, over, and through the rockiest terrain, tightest trails, and nastiest mud. This innovative system reduces overall gearing, providing enhanced torque control. Provides 30% reduction (70% 1st gear) vs. stock gearing when your terrain demands the ultimate accessory for low speed and tight trail riding. Provides all the necessary genuine parts required (Yamalube®, sold separately) for installation - optimized MCU, factory pre-machined case, stock bearings, precision cut gears, speedometer calibrator, and gaskets are included. There is no grinding, shipping of the transmission or guesswork involved.
30% reduction on original gearing for balanced close ratio performance
70% reduction to 1st gear from OEM for ultimate low speed crawling
Includes MCU (shift computer) optimized for use with the Gear Reduction System for perfect shifts in all situations
Speedometer calibrator provides the ability to adapt to various tire sizes for precise speedometer reading