Alternator Decoupler Pulley (ADP)

SKU: ADP Category:

Additional information


Applications: Passenger cars, Premium and performance cars, and Light commercial vehicles (Hybrid and ICE Vehicles)

Dayco expands its product offerings with premium alternator decoupler pulleys (ADP) to serve the world’s leading alternator and car manufacturers. Dayco’s robustly engineered ADP meets stringent customer requirements and sets the industry benchmark for durability, NVH (noise, vibration, and harshness), and fuel consumption. With more than 115 years of success in delivering innovation for the automotive, heavy-duty, and industrial markets, Dayco now brings state-of-the-art alternator decoupler pulley technology to the light-duty industry.


  • Proven and tested technology exceeding all the industry benchmarks
  • Designed to reduce the dynamic belt tension and load
  • Optimal vibration isolation, durable, and improved Noise, Vibration, and Harshness (NVH)
  • Improved dynamic behavior during engine start & stop
  • Increased lifetime of accessory drive components that results in enhanced system uptime and efficiency

Value Add to Customers:

  • World-class global R&D and testing capabilities with local manufacturing footprints
  • Competitive market-leading technology with full belt drive (FEAD) system expertise and support
  • Delivering to leading alternator and car manufacturers across the globe
  • Reduced total cost of ownership