Clearance of a minimum of 1 1/2 inches is necessary. Prior to ordering, Please comfirm clearance from the body and steering arms and knucles. Heavy Duty Tire Chain is made of thicker cross chain and thicker side chain and fasteners. Twisted Link Chains are recommended for pavement and concrete. 2 link snow chains, cross chains occur every other side chain link giving consistent ride with less grip-slip like a 4 link chain. Optional Tensioner is recommended for maximum life and performance of chains. For easier installation of two and four link chains see our Sno-Chain Ramps. Fits: 6.0x12 23x7.50x12