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The Gates Micro-V heavy-duty V-ribbed belt for 2021–2024 Freightliner Business Class M2 with Cummins B6.7 diesel engines is a reinforced accessory belt for fan duties. It replaces the standard belt when heavier-duty service is required, maintaining belt routing and accessory engagement. Use this HD V-ribbed belt as a direct-fit replacement where the application specifies a more durable serpentine option.
Gates 21-24 Freightliner Business Class M2 Cummins B6.7 Diesel Fan Heavy Duty V-Ribbed Belt
