Set of 19.5" stainless steel wheel simulators for 1974-2003 GM 3500HD & P30 dually with 5 lug front/10 lug rear. Made from T304L grade stainless steel. All mounting hardware, instructions, and even installation tools are included. Simulators securely bolt to the wheel without removing any lugnuts. Fits 1974-2003 GM with 19.5" 5 lug front and 10 lug rear dual wheels. Will fit 2 or 4 wheel drive trucks