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The Gates Micro-V V-belt for 1997–2001 Peterbilt 379 with Detroit Diesel 12.7L (hub and alternator) is a high-capacity belt intended for heavy-duty accessory drive duty. Sized for the listed hub and alternator routing, it serves as the correct replacement for those specific Detroit Diesel applications. This belt is offered where a durable, correctly sized accessory belt is required.
Gates 97-01 Peterbilt 379 Detroit Diesel 6-Cyl. 12.7L Diesel Hub & Alt. High Capacity V-Belt
