Marketing Color: Natural Material: Steel Sprocket Position: Front Sprocket Size: 428 Sprocket Teeth: 15 JT Sprockets are made from the latest generation of computer design and control metal cutting equipment for maximum durability. Front sprockets are made from chromoly SCM420 steel alloy. All sprockets are heat-treated and hand-finished to meet or exceed the highest possible quality standards. This item fits H-D the following vehicle applications: fits HON CRF100F 2011-2013 fits HON CRF100F 2004-2009 fits HON XL100S 1979-1985 fits HON XR100 1981-1984 fits HON XR100R 1985-2003