Description: Part Number: 29442-99A, 29442-99B, 29442-99C, 29442-99D, 29442-99E, KN HD-0800Premium Material: Motorcycle Air Filter is made of premium rubber, aluminum mesh, and melt blown cloth for durability and optimal performance.Size: The Engine Air Cleaner measures 160mmx56mm.Easy to Install: The Engine Air Filter is easy to install, saving energy and time.High Efficiency: This air filter is designed to block most debris, improving power during your ride and promoting petrol combustion. Specification: Compatibility: for Harley XL 2007for Harley Dyna 1999-2007for Harley Softail 2000-2015for Harley Touring models 1999-2007(for models equipped with High Flow Cleaner Set) Size Chart: 160mmx56mm Package Includes: 1 Motorcycle Air Filter Note: Please allow slightly errors due to manual measurement and different packages.