Tusk Lithium Battery TLP7ZS - Fits: Kawasaki KLX450R 2008-2009 DO NOT use a charger if it has an automatic "desulfation mode", which cannot be turned off. Limited Two-Year Warranty on Tusk Lithium batteries for defects in material and/or workmanship. Battery case is designed to fit your machine correctly without the use of spacers. Can be installed in any direction. Powerful lithium-iron cell technology that is extremely lightweight (1/3 the weight of traditional lead/acid batteries).