Please Note? The suspension does not fit every model of every brand mower listed in the title. NOT fit for John Deere Z Trak 200, 300, 400, 500, 600 series mowers. NOT fit for Toro Timecutter residential mowers. Smooth and Comfortable Ride? Seat Suspension Kit for zero-turn lawn mowers that be installed between the seat and slide tracks and transform your rough riding mower seat into a smooth riding suspension seat. Provides maximum ride comfort, giving you a smooth ride and reducing operator fatigue when mowing for long periods of time. Powerful Features? Seat suspension adds 2.75″ to your seat height and maximum weight capacity is 275 lb, 1″ Suspension Travel. Adjustable weight/ride control allows you to adjust easily for a smooth ride by turning the dial to “FIRM” or SOFT. The suspension can withstand large impact loads and absorb vibrations, providing the operator with additional support when traveling over uneven terrain. Please Check Before Purchasing?? Measure the bolt pattern on seat bottom, 11.5″ front to rear and 10.69″ to 11.25″ or 9.5″ side to side. Slide tracks are required for installation. If not, 1/2″-3/4″ spacers and possibly longer bolts are required. Check your seat safety switch, if protrudes beneath the seat bottom, spacers will be required between the seat and suspension kit. Some models require extended safety switch wires.