Universal Tire Compatibility: Fits tire sizes: outer rim diameter 12-24.4 in/304.8-620mm, inner rim diameter 12-23.2 in/304.8-589.3mm, max tire outer diameter 37.8 in/960mm, tire width 12 in/304.8mm. Widely suitable for cars, SUVs, pickups, and other passenger vehicles. Comprehensive Tire Safeguard: The chuck's clamping jaw sheath features upgraded covers to increase friction with the rim and safeguard it. The universal tire shovel and bird beak design conform to the tire's curvature, with added padding on the surface to avoid damage to both the rim and the tire. Auxiliary Arm: The multifunctional auxiliary arm design applies pressure to the tire surface, efficiently separating the rim from the tire, and assists with installation, making it easier to handle tough, rigid tires. Integrated Electrical System: Powered by a 1.5HP all-copper motor, the tire changer feathures strong and effective power for tire dismounting. Equipped with a 1