Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods, and customer service.
Diameter: 72.50mm
Note: This includes ONE Piston Ring and some fitments may require two rings.
1984 KTM 250 MX
1985 Polaris Trail Boss 250 2X4
1986 Polaris Trail Boss 250 2X4
1987 Polaris Trail Boss 250 2X4
1988 Polaris Trail Boss 250 2X4
1988 Polaris Trail Boss 250 4X4
1989 Polaris Trail Boss 250 2X4
1989 Polaris Trail Boss 250 4X4
1990 KTM 300 MX
1990 Polaris Trail Blazer 250
1990 Polaris Trail Boss 250 2X4
1990 Polaris Trail Boss 250 4X4
1991 KTM 300 MX
1991 Polaris Trail Blazer 250
1991 Polaris Trail Boss 250 2X4
1991 Polaris Trail Boss 250 4X4
1992 KTM 300 MX
1992 Polaris Trail Blazer 250
1992 Polaris Trail Boss 250 2X4
1992 Polaris Trail Boss 250 4X4
1993 KTM 300 MX
1993 Polaris Trail Blazer 250
1993 Polaris Trail Boss 250 2X4
1993 Polaris Trail Boss 250 4X4
1994 KTM 300 MX
1994 Polaris Trail Blazer 250
1994 Polaris Trail Boss 250 2X4
1995 Polaris Trail Blazer 250
1995 Polaris Trail Boss 250 2X4
1996 Polaris Trail Blazer 250
1996 Polaris Trail Boss 250 2X4
1997 KTM 300 MXC
1997 Polaris Trail Blazer 250
1997 Polaris Trail Boss 250 2X4
1998 Polaris Trail Blazer 250
1998 Polaris Trail Boss 250 2X4
1999 Polaris Trail Blazer 250
1999 Polaris Trail Boss 250 2X4
2000 Polaris Trail Blazer 250
2000 Polaris Trail Boss 250 2X4
2001 Polaris Trail Blazer 250
2001 Polaris Trail Boss 250 2X4
2002 GasGas TXT Trials 250
2002 Polaris Trail Blazer 250
2003 GasGas TXT Trials 250
2003 Polaris Trail Blazer 250
2004 GasGas TXT Trials 250
2004 Polaris Trail Blazer 250
2005 GasGas TXT Trials 250
2005 Polaris Trail Blazer 250
2006 GasGas TXT Trials 250
2007 GasGas TXT Trials 250
2008 GasGas TXT Trials 250
2009 GasGas TXT Trials 250
2010 GasGas TXT Trials 250
2011 GasGas TXT Trials 250
2012 GasGas TXT Trials 250
Wossner 2-stroke Ring Ø72.50
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Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high-performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods, and customer service.
Diameter: 72.50mm
Note: This includes ONE Piston Ring and some fitments may require two rings.
1984 KTM 250 MX
1985 Polaris Trail Boss 250 2X4
1986 Polaris Trail Boss 250 2X4
1987 Polaris Trail Boss 250 2X4
1988 Polaris Trail Boss 250 2X4
1988 Polaris Trail Boss 250 4X4
1989 Polaris Trail Boss 250 2X4
1989 Polaris Trail Boss 250 4X4
1990 KTM 300 MX
1990 Polaris Trail Blazer 250
1990 Polaris Trail Boss 250 2X4
1990 Polaris Trail Boss 250 4X4
1991 KTM 300 MX
1991 Polaris Trail Blazer 250
1991 Polaris Trail Boss 250 2X4
1991 Polaris Trail Boss 250 4X4
1992 KTM 300 MX
1992 Polaris Trail Blazer 250
1992 Polaris Trail Boss 250 2X4
1992 Polaris Trail Boss 250 4X4
1993 KTM 300 MX
1993 Polaris Trail Blazer 250
1993 Polaris Trail Boss 250 2X4
1993 Polaris Trail Boss 250 4X4
1994 KTM 300 MX
1994 Polaris Trail Blazer 250
1994 Polaris Trail Boss 250 2X4
1995 Polaris Trail Blazer 250
1995 Polaris Trail Boss 250 2X4
1996 Polaris Trail Blazer 250
1996 Polaris Trail Boss 250 2X4
1997 KTM 300 MXC
1997 Polaris Trail Blazer 250
1997 Polaris Trail Boss 250 2X4
1998 Polaris Trail Blazer 250
1998 Polaris Trail Boss 250 2X4
1999 Polaris Trail Blazer 250
1999 Polaris Trail Boss 250 2X4
2000 Polaris Trail Blazer 250
2000 Polaris Trail Boss 250 2X4
2001 Polaris Trail Blazer 250
2001 Polaris Trail Boss 250 2X4
2002 GasGas TXT Trials 250
2002 Polaris Trail Blazer 250
2003 GasGas TXT Trials 250
2003 Polaris Trail Blazer 250
2004 GasGas TXT Trials 250
2004 Polaris Trail Blazer 250
2005 GasGas TXT Trials 250
2005 Polaris Trail Blazer 250
2006 GasGas TXT Trials 250
2007 GasGas TXT Trials 250
2008 GasGas TXT Trials 250
2009 GasGas TXT Trials 250
2010 GasGas TXT Trials 250
2011 GasGas TXT Trials 250
2012 GasGas TXT Trials 250
