This product can be used with Model Part# Harley-Davidson FL H-D#45843-77 Late 77-84 RFSHD-1 Harley-Davidson FLT H-D#45843-77 80-83 RFSHD-1 Harley-Davidson FXWG H-D#45843-77 80-84 RFSHD-1 Harley-Davidson FL H-D#45852-48 49-Early 77 RFSHD-2 Harley-Davidson XL H-D#45387-83 84-87 RFSHD-3 Harley-Davidson FX H-D#45387-83 84-87 RFSHD-3 Harley-Davidson FXR with 35mm Showa Forks H-D#45387-83 84-87 RFSHD-3 Harley-Davidson XL H-D#45378-87 87-05 RFSHD-4 Harley-Davidson FXR H-D#45378-87 87-05 RFSHD-4 Harley-Davidson Dyna with 39mm Showa Forks H-D#45378-87 91-05 RFSHD-4 Harley-Davidson FLT H-D#45875-84A 84-06 RFSHD-5 Harley-Davidson FXWG H-D#45875-84A 85-86 RFSHD-5 Harley-Davidson Softail H-D#45875-84A 84-06 RFSHD-5 Harley-Davidson FXDWG H-D#45875-84A 84-06 RFSHD-5