Dayco 5100840 Gold Label Poly Rib Serpentine Belt 84 Inch 10 Rib

The Dayco 5100840 Gold Label Poly Rib serpentine belt is a heavy-duty, diesel-grade belt engineered to deliver superior performance in demanding applications. Measuring 84 inches in length with 10 ribs and 1.38-inch width, this belt is designed to handle the high torque and power pulses exerted by high-output diesel and gasoline engines.

Key Features:

• Diesel-grade construction with specially treated polyester cords that resist stretching and heat
• Aramid-reinforced EPDM compound provides excellent resistance to cracking and performs reliably in extreme temperature ranges
• Unique laminated construction absorbs greater shock loads associated with diesel engines
• Integrated cogs in the top of the belt increase flexibility around small pulleys
• Length stability essential for drive systems on high-output engines
• Enhanced surface area design results in cooler running temperatures for extended belt life

This Gold Label belt drives critical engine accessories including the alternator, power steering pump, water pump, and air conditioning compressor. Built to exceed OE specifications, the Dayco 5100840 delivers the performance and durability needed for heavy-duty applications while helping eliminate common drive belt problems like noise, slippage, and premature wear.