The serpentine belt is one of the most important engine system parts that powers the alternator, power steering pump, air conditioning compressor and water pump. Idler/pulleys are complimentary components that provide tension and help guide the drive belt. Without these parts working in peak performance, a ripple effect of problems will occur throughout the entire engine system.
This Automatic belt tensioner is designed for heavy-duty vehicles. It contains 1 pulley, flat, with a width that measures 46.3 millimeters. Its pulley diameter measures 74 millimeters. Lastly, it’s rotation moves Counter Clockwise.
Best fitment type: Mack CXU vehicles.
This product comes with a 24 months/150,000 miles warranty.
Dayco has provided customers with quality engine system parts for over 100 years. Dayco is best known for innovative products including their Gold Label® serpentine belts and No Slack® automatic belt tensioners and pulleys. When shopping for replacement engine system components for your heavy-duty truck, choose to buy from Dayco, quality that moves trucks forward!
- 1 pulley, flat
- Width that measures 46.3 millimeters
- Pulley diameter measures 74 millimeters
- Rotation moves Counter clockwise
- Best fitment type: Mack CXU vehicles
Automatic belt tensioner
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