OER Parts offers a wide selection of Mounting Straps for your 1965 GMC 2500 Series. OER Parts offers 1965 GMC 2500 Series Fuel Tank Hanger with Strap, 1965 GMC 2500 Series Fuel Tank Mounting Brace, 1965 GMC 2500 Series Universal Fuel Tank Anti Squeak Set, 1965 GMC 2500 Series Fuel Tank Straps, 1965 GMC 2500 Series Stainless Steel Fuel Tank Straps , and 1965 GMC 2500 Series Fuel Tank Strap Mounting Bolt Kit.