OER Parts offers a wide selection of Cooling System Components for your 1961 GMC Suburban. OER Parts offers 1961 GMC Suburban Molded Radiator Hoses, 1961 GMC Suburban Upper Radiator Hoses, 1961 GMC Suburban Lower Radiator Hose, 1961 GMC Suburban Water Pump Bypass Hose, 1961 GMC Suburban Oil Cooler to Radiator Hose, 1961 GMC Suburban Throttle Body to Radiator Coolant Hose, and 1961 GMC Suburban Universal Engine Coolant Plumbing Set.