The Harley Softball 66T Fatboy Heritage 37715-07 Pulley in Gloss Black is a high-quality aftermarket part designed specifically for Harley-Davidson street motorcycles. Constructed from durable aluminum material, this rear placement pulley features 66 teeth and comes with a 1-year manufacturer warranty. This pulley is a genuine Harley-Davidson product with part numbers HD 40690-07 and HD 37710-10, ensuring a perfect fit and reliable performance for your motorcycle. Upgrade your bike with this stylish and functional pulley to enhance its overall look and performance on the road.