SPI shocks are designed to work with OEM bushings, springs and collars.. OEMNo:0603-420. Open:14.25in.. Closed:10.25in.This item fits the following vehicle applications:compatible with Arctic Cat EXT 550 1992-1993compatible with Arctic Cat EXT 580 Mountain Cat 1992-1993compatible with Arctic Cat EXT EFI 1993compatible with Arctic Cat EXT EFI Mountain Cat 1993compatible with Arctic Cat EXT Special 1991-1992compatible with Arctic Cat Jag 1992-1996compatible with Arctic Cat Jag Deluxe 1992-1995compatible with Arctic Cat Jag Special 1992compatible with Arctic Cat Jag Z 1993-1994compatible with Arctic Cat Pantera 1991-1994compatible with Arctic Cat Panther 1992-1993compatible with Arctic Cat Panther Deluxe 1992-1995compatible with Arctic Cat Prowler 1990-1994compatible with Arctic Cat Prowler 2-Up 1993-1994compatible with Arctic Cat Prowler 2-Up 1991compatible with Arctic Cat Prowler Mountain Cat 1991-1992compatible with Arctic Cat Prowler Special 1991-1992compatible with Arctic Cat Puma 1994-1995compatible with Arctic Cat Puma 2-Up 1994-1995compatible with Arctic Cat Puma Deluxe 1994-1995compatible with Arctic Cat Wildcat 1992-1993compatible with Arctic Cat Wildcat EFI 1993-1994compatible with Arctic Cat Wildcat Mountain Cat 1992-1993compatible with Arctic Cat Wildcat Mountain Cat EFI 1993-1994