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The Gates Micro-V V‑ribbed belt for 1984–1987 Peterbilt 349 with Cummins L10 diesel is a heavy-duty fan belt option for that application. Offered as a reinforced V‑ribbed replacement, it matches the factory accessory drive layout for the listed Peterbilt/Cummins years and is intended where a heavier-duty fan belt is desired.
Gates 84-87 Peterbilt 349 Cummins L10 Diesel Fan Heavy Duty V-Ribbed Belt
