Gates 17-21 GMC Acadia V-6 3.6L Lower Molded Coolant Hose

What you get here is a Gates lower molded coolant hose, part number 51861. This hose is specifically shaped to fit the 2017 through 2021 GMC Acadia models equipped with the V-6 3.6L engine. It's designed to connect your radiator to the engine's water pump, allowing coolant to circulate and keep your engine from overheating.

Gates is a well-known name in cooling system parts, and this hose is made to handle the heat and pressure of normal engine operation. Molded hoses like this one are built to follow the exact routing needed in your engine bay, which makes installation much simpler than trying to bend or force a universal hose into place. It's a direct replacement for your original hose, ensuring it sits correctly and connects securely.