Product Details Fitments Years Make Model 1976 - 1977 Yamaha LB 80 2A Chappy 1976 Yamaha LB 80 2H Chappy 1976 - 1977 Yamaha LB 80 3 Champ FeaturesComputer designed to achieve ultimate strength at minimum weightJT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable valueEvery sprocket meets or exceeds the highest possible quality standardsSprockets are heat-treated and beadblasted to reduce material surface tensionFront sprockets are made with top-quality Japanese C45 high carbon steel and SCM415 chromoly steel alloySteel rear sprockets are made with top-quality Japanese C45 high carbon steelAluminum rear sprockets are made with high strength Austrian 7075 T-6 anodized aluminumJT aluminum sprockets are about 30% lighter than a comparable steel equivalent, which reduces un-sprung rotating weight and improves performanceSpecs Mounting Position: Rear Riding Style: Off-Road Units: Each Model: Yamaha Chain Size: 420 Material: Steel Product Name: Sprocket Tooth Count: 36Approximate Package Weight & Dimensions Weight: 1.25 Height: 0.24 Length: 6.1 Width: 6.1 Product Videos Custom Field Product Reviews Write a Review Write a Review × Jt Sprockets Jt Sprockets Sprocket - Yamaha - 36-Tooth Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *