DAY5081055

Serpentine Belt (DD13,15)
4.5 Ratings
Part # DAY5081055
UPC/GTIN# 601961390119
Availability In Stock (9)
Feature Specification
Type Poly Rib® Gold Label Heavy Duty Serpentine Belt ​
Product Application Detroit Diesel DD13/DD15 engines in Class 8 heavy-duty trucks (accessory drive) ​
Effective Length 105.51 inches (2679.96 mm) ​
Outside Circumference 106.07 inches (2694.18 mm) ​
Top Width 1.10 inches (28 mm) ​
Number of Ribs 8 ribs ​
Rib Profile Straight Rib, K-Section ​
Industry Number 8PK2685, 8PK2680 ​
Material EPDM rubber with aramid fiber reinforcement ​
Temperature Range -45°F to 212°F (-42.7°C to 100°C) ​
Standards Meets or exceeds SAE J1459 and SAE J2432 specifications ​

Includes (sold as a single serpentine belt):

  • 1x heavy-duty 8-rib serpentine belt for Detroit Diesel DD13/DD15 engine accessory drive systems.​
  • Designed for high-load accessory drives including alternator, air compressor, power steering, and A/C compressor.​
  • Gold Label construction ensures extended service life in demanding heavy-duty applications.

The Dayco 5081055 is a heavy-duty 8-rib serpentine belt engineered specifically for Detroit Diesel DD13 and DD15 engine accessory drive systems in Class 8 trucks, delivering reliable power transmission to critical components including the alternator, air compressor, power steering pump, and air conditioning compressor. 

Fits Heavy Duty Trucks with Detroit Diesel DD13/DD15 Engines

  • Freightliner Cascadia (2010-2015, 2018+ with DD13/DD15)​
  • Western Star 4900FA (2010 with DD13/DD15)​
  • Western Star 4900SA (2010 with DD13/DD15)​
  • Kenworth W900 (2005+ with DD13/DD15)​
  • Freightliner Coronado (2010-2015 with DD13/DD15)

Cross Reference / Part Interchange

Manufacturer / Brand Part Number(s) Notes
Dayco 5081055, DCO 5081055 ​  
Continental / Contitech 1055K8MK, 4081055, 4081055X, 8PK2685, 8PK2680 ​  
Gates 1081055, K081055HD, K081055 ​  
Freightliner / Detroit Diesel 01-31894-680, 01-32732-680, 0132732680, A4719931896, A4719935596 ​  
NAPA 25-081055HD ​  
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