The ultimate snowmobile seat, providing perfect fit relative to your height. Medium to High 3 position seat height adjustment. Low position = stock factory seat height. Medium position, 0.7"" (18 mm) higher than factory setting High position,1.4"" (36 mm) higher than factory setting Adjustable Seat gives you the ability to adjust the height of your seat relative to your height, and set knee angle at 100 degrees for optimal position. Firmer density provides sport comfort, flatter design at 0 degrees. Wider rear area for more hip support. 1.32 US gallon (5 liters) of integrated underseat storage. Works with 1+1 seat in low position. Does not fit with seat bags. Specifications Detailed Fits on REV Gen5 16" (except Grand Touring) REV Gen4 16" (except Grand Touring)