This rear wheel drive axle is compatible with the following models

1989 Polaris Trail Boss 2X4
1989 Polaris Trail Boss 4X4
1989 Polaris Trail Boss 4X6
1989 Polaris Big Boss
1989 Polaris Big Boss 4X6
1990 Polaris Trail Blazer
1990 Polaris Trail Boss 2X4
1990 Polaris Trail Boss 350L 2X4
1990 Polaris Trail Boss 4X4
1990 Polaris Trail Boss 350L 4X4
1990 Polaris Trail Boss 250
1990 Polaris Big Boss 4X6
1991 Polaris Trail Blazer
1991 Polaris Trail Boss 2X4
1991 Polaris Trail Boss 350L 2X4
1991 Polaris Trail Boss 4X4
1991 Polaris Trail Boss 350L 4X4
1991 Polaris Trail Boss 250
1991 Polaris Big Boss 4X6
1991 Polaris Big Boss 6X6
1992 Polaris Trail Blazer
1992 Polaris Trail Boss 2X4
1992 Polaris Trail Boss 350L 2X4
1992 Polaris Trail Boss 4X4
1992 Polaris Trail Boss 350L 4X4
1992 Polaris Trail Boss 250
1992 Polaris Big Boss 4X6
1992 Polaris Big Boss 6X6
1993 Polaris Trail Blazer
1993 Polaris 250 2X4
1993 Polaris 350L 2X4
1993 Polaris Sportsman 4X4
1993 Polaris 250 4X4
1993 Polaris 350L 4X4
1993 Polaris Trail Boss
1993 Polaris 250 6X6
1993 Polaris 350L 6X6
1994 Polaris Trail Blazer
1994 Polaris 300 2X4
1994 Polaris 400L 2X4
1994 Polaris 300 4X4
1994 Polaris Trail Boss
1994 Polaris SPORT 400L
1994 Polaris 300 6X6
1994 Polaris 400L 6X6
1995 Polaris Trail Blazer
1995 Polaris Trail Boss 2X4 300
1995 Polaris Trail Boss 4X4 300
1995 Polaris Trail Boss 250
1995 Polaris SPORT 400L
1996 Polaris Trail Boss 250
1997 Polaris Trail Boss
1998 Polaris Trail Boss
1999 Polaris Trail Boss 250