Dayco XTX (Xtreme Torque) Snowmobile Belt Most powerful belt built for the most Xtreme machines. Faster and more consistent throttle response at high speeds Quicker throttle response at mid-speed acceleration Better performance during decelerationAdditonal Fitment:2004-2006 ARCTIC CAT Z 440 LX1998-1998 ARCTIC CAT POWDER SPECIAL2001-2001 ARCTIC CAT MOUNTAIN CAT 600 VEV2004-2004 ARCTIC CAT MOUNTAIN CAT 900 IM 1512004-2008 ARCTIC CAT PANTHER 3702000-2001 ARCTIC CAT ZL 550 ESR1998-2002 ARCTIC CAT THUNDERCAT2001-2003 ARCTIC CAT MOUNTAIN CAT 600 EFI2004-2004 ARCTIC CAT F5 FIRECAT SNO PRO2004-2006 ARCTIC CAT SABERCAT 700 EFI2000-2000 ARCTIC CAT TRIPLE TOURING2002-2002 ARCTIC CAT ZR 800 CC2004-2005 ARCTIC CAT SABERCAT 600 EFI EXT2004-2004 ARCTIC CAT F6 FIRECAT EFI1998-1998 ARCTIC CAT EXT DELUXE1998-2000 ARCTIC CAT THUNDERCAT MOUNTAIN CAT2002-2002 ARCTIC CAT ZR 600 EFI CC1998-1998 ARCTIC CAT PANTERA2002-2003 ARCTIC CAT ZL 600 EFI SS1998-1998 ARCTIC CAT COUGAR MOUNTAIN CAT2006-2006 ARCTIC CAT 440 SNO PRO MODIFIED RACE SLED2004-2004 ARCTIC CAT F7 FIRECAT1999-2000 ARCTIC CAT ZR 7002003-2003 ARCTIC CAT ZR 800 EFI SNO PRO2002-2004 ARCTIC CAT PANTERA 800 EFI2004-2004 ARCTIC CAT MOUNTAIN CAT 900 IM EFI 1591998-2002 ARCTIC CAT ZR 600 EFI2004-2007 ARCTIC CAT Z 370 LX2002-2002 ARCTIC CAT MOUNTAIN CAT 5002002-2007 ARCTIC CAT PANTHER 5702000-2001 ARCTIC CAT PANTERA 10002001-2001 ARCTIC CAT ZR 600 VEV2004-2004 ARCTIC CAT F6 FIRECAT EFI EARLY RELEASE2002-2002 ARCTIC CAT ZR 800 EFI CC2003-2003 ARCTIC CAT FIRECAT 700 EFI SNO PRO2004-2004 ARCTIC CAT F7 FIRECAT SNO PRO2002-2003 ARCTIC CAT ZR 800 EFI1998-1998 ARCTIC CAT POWDER SPECIAL EFI2004-2004 ARCTIC CAT F7 FIRECAT EFI2004-2005 ARCTIC CAT SABERCAT 600 EFI1999-2001 ARCTIC CAT ZR 500 EFI2000-2000 ARCTIC CAT ZL 580 EFI ESR2005