Gates Serpentine Belt P/N:K080740HD

Keep the fan and alternator — and the water pump on so-equipped trucks — turning under heavy loads with the Gates FleetRunner Heavy-Duty Micro-V Serpentine Belt (MPN K080740HD). It routes over the accessory-drive pulleys as a direct-fit replacement across a wide range of medium/heavy trucks, buses and equipment, including the 1989-1996 Freightliner FLD120 [6-10.3L], 2000-2004 Peterbilt 379 [6-12.0L], 1998-2004 Blue Bird TC2000 [L6-5.9L], 1994-1997 International 4900 [L6-6.7L] and the 2012-2013 Caterpillar D4K2 with the Caterpillar C4.4 Diesel — see the Buyer's Guide tab for the full 60-application list.

• Patented EPDM construction: features a distinct green overcord built for durability, superior flexibility, stability and longer life on heavy-duty drives.
• Extreme-temperature material: the patented compound is designed for peak performance at prolonged extreme operating temperatures and resists cracking and wear.
• Special compound: provides flexibility, stability, load-carrying capacity and belt life for the toughest applications.
• Heavy-duty problem solver: Gates states it consistently outperforms other heavy-duty serpentine belts on the market.

This belt serves the fan and alternator (and, where equipped, the water pump) accessory drive. Signs a belt may need replacing include squealing, cracking, fraying or glazing. Gates recommends replacing the tensioner as well, if equipped. Country of origin: Mexico. Manufacturer part number K080740HD.