Fits for most Chinese 50cc 70cc 90cc 100cc 110cc 125cc Dirt Bikes, Dune Buggy, Go Karts, ATVs, Pit Bike and 4 Wheelers. 12 Teeth, 2.85″ and 3.16″ bolt hole spacing. Well made and a decent value for the price. Premium aftermarket auto part that meet or exceed Excellent quality standards. With superior durable material and great performance for longer use. Product Description Note: Please check yourparts model with ours in the product’s description beforepurchasing. Fits: Suitable for most Chinese 50cc 70cc 90cc 100cc 110cc 125cc Dirt Bikes, Dune Buggy, Go Karts, ATVs, Pit Bike and 4 Wheelers. Package includes: 1 x starter motor Features: Well made and a decent value for the price. Premium aftermarket auto part that meet or exceed Excellent quality standards. With superior durable material and great performance for longer use.