Marketing Color: Natural Material: Steel Sprocket Position: Rear Sprocket Size: 428 Sprocket Teeth: 40 JT Sprockets are made from the latest generation of computer design and control metal cutting equipment for maximum durability. JT rear sprockets are made from the finest C45 high carbon steel. All sprockets are heat-treated and hand-finished to meet or exceed the highest possible quality standards. Induction hardened with black zinc finish available on certain sprockets. This item fits H-D the following vehicle applications: fits KAW KD100M 1976-1979 fits KAW KD80 1982-1987 fits KAW KE100 1976-2001 fits KAW KH100 1976-1977 fits KAW KM100 1976-1981 fits SUZ A100 1976-1977 fits SUZ DS80 1985-2000 fits SUZ DS80 1978-1983 fits SUZ JR80 2001-2004 fits SUZ RM80 1977-1981 fits SUZ RV90 1973-1977