EPI Performance Heavy Duty Front Suspension Spring Yamaha Rhino 700 SE / Sport EPI Performance has you covered when you need to add additional spring rate to your ATV / UTV / Side-by-Side. 25 heavier than OE stock springs these are ideal for use with accessories that add weight. Manufactured of high quality chrome silicon. Features: Sold each 25 heavier than stock High quality chrome silicon Ideal for use with accessories that add weight (ex. plow, winch, cab, trailer etc.) Spring rate: 137