Yamaha 250 Reinforced Transmission Kit

14-tooth sprocket, 50-tooth steel crown and 428-pitch reinforced chains without seals, 122 links and clip closure

13-tooth sprocket, 52-tooth aluminum crown and 520 pitch reinforced chain, 116 links and clip closure

14-tooth sprocket, 40-tooth steel crown and 520-pitch reinforced chains without seals, 100 links and clip closure

11-tooth sprocket, 58-tooth steel crown and standard 420 pitch chains without retainers, 132 links and clip closure

13-tooth sprocket, 51-tooth aluminum crown and super-reinforced chains without seals. TT/cross 520 pitch, 114 links and Clip closure