QUADBOSS ATV LIFT KIT SS ARCTIC CAT PROWLER 650 XT 4X4 One of the most common reasons why our customers buy a Quadboss clutch kit is because they have added larger - more aggressive tires to their machine. A Quadboss clutch kit recalibrates your CVT so you can effectively turn those larger tires. Well, if you add larger tires you probably also need a lift kit to provide the necessary clearance Lift kits can gain 2-3in. of additional clearance Improves ground clearance