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Gates Micro‑V heavy‑duty V‑ribbed belt for 2015–2017 Mack GU Series with Cummins ISL9 engines. Specified for fan, A/C, alternator and water pump accessory circuits, this HD belt matches the factory rib profile and routing for demanding service. It replaces the OE belt to maintain accessory drive reliability under heavy operating conditions.
Gates 15-17 Mack GU Series Cummins ISL9 Diesel Fan A.C. Alt. & W.P. Heavy Duty V-Ribbed Belt
