Genuine Yamaha rear cushion (shock) that fits only years and models shown. Shock is in excellent condition with no visible damage on the cooling fins. Was pulled from a running IT400F but the number shows 1980 IT250 and IT425. Nitrogen filled but may need to be reworked for your liking. Valve is in good condition with cap. Comes with pivot pin as shown. Length is 28 inches eye to eye.
Yamaha part number 3R8-22210-00-00