Ultimate XS is designed for high horsepower sleds and delivers strength and dependability never before available Carlisle innovation provides superior performance & longer belt life unsurpassed by any competitive belt Ultimax XS has increased strength and is built with new heat tolerant materials With a revolutionary new compound, extra strong Aramax cord and new manufacturing processes the Ultimax XSruns cooler, longer and faster Extensive lab and field testing have proven that Ultimax XS can withstand the punishment that today"s super-sleds dish out Capture the power with belts by Carlisle Additonal Fitment:2007-2007 SKI DOO BRP MXZ RENEGADE X 1000 SDI2005-2005 SKI DOO BRP SUMMIT X 1000 SDI2006-2006 SKI DOO BRP 2-TEC 1000 SDI2006-2006 SKI DOO BRP 162 2-TEC 1000 SDI2007-2007 SKI DOO BRP SUMMIT HIGHMARK X 1000 SDI2005-2005 SKI DOO BRP LEGEND SE V-10002003-2003 ARCTIC CAT ZL 5502005-2005 SKI DOO BRP MACH Z ADRENALINE HO SDI2005-2005 SKI DOO BRP LEGEND SPORT V-10002007-2007 SKI DOO BRP SUMMIT HIGHMARK 1000 SDI2005-2005 SKI DOO BRP LEGEND GT SPORT V-10002006-2007 SKI DOO BRP MACH Z X2005-2005 SKI DOO BRP SUMMIT HIGHMARK 1000 HO SDI2006-2006 SKI DOO BRP 151 2-TEC 1000 SDI2006-2007 SKI DOO BRP MACH Z ADRENALINE2007-2007 SKI DOO BRP MXZ RENEGADE 1000 SDI2005-2005 SKI DOO BRP LEGEND GT SE V-10002005-2005 SKI DOO BRP SUMMIT HIGHMARK X 1000 HO SDI