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The Gates Micro‑V serpentine belt is a direct‑fit accessory drive belt specified for 2003 Motor Coach J4500 heavy‑duty fleet applications. It’s intended as a replacement belt to restore proper accessory drive routing on affected coaches. Use it during scheduled maintenance to maintain reliable accessory drive operation and avoid downtime by replacing worn belts with the correct, fleet‑specified Micro‑V belt.
Gates 2003 Motor Coach J4500 Heavy Duty Fleet Runner Micro-V Serpentine Belt
