Dayco 28390 Heavy-Duty Cogged V-Belt – 20A0990

Keep your heavy-duty equipment's accessory drive system operating reliably with the Dayco 28390 Heavy-Duty Cogged V-Belt. This Dayco Top Cog belt is designed for demanding applications requiring dependable power transmission, flexibility, and resistance to heat, oil, grease, chemicals, and ozone.

The raw-edge, double-cog construction allows the belt to flex efficiently around pulleys while maintaining reliable power transfer. The specially treated polyester reinforcing cord provides strength and dimensional stability for heavy-duty applications.

The Dayco 28390 is commonly identified by the industry number 20A0990 and crosses to several OEM and aftermarket numbers, including Cummins 171583, 178651, 178665, 3040381, and 3040467; Detroit Diesel 3224367; Gates TR28390; NAPA 25-09900 and 25-28390; and Volvo 1091043. Always verify belt dimensions and application before ordering.

Key Features

• Genuine Dayco replacement V-belt
• Heavy-duty cogged construction
• 39" effective length
• 39.64" outside circumference
• 7/8" top width
• 38° belt angle
• Raw-edge construction
• Polyester-reinforced cord
• Resistant to heat, oil, grease, chemicals, and ozone
• Designed for reliable accessory-drive power transmission
• Meets SAE J636 and SAE J637 standards

Cross Reference Numbers

Cummins: 171583, 178651, 178665, 3040381, 3040467
Detroit Diesel: 3224367
Gates: TR28390, 493, 600
NAPA: 25-09900, 25-28390
ACDelco: T28390
CARQUEST: TR28390
Volvo: 1091043
White: V1091043, 20804-5002, 22386, 22386B, 8002826, 8066318
Mitsuboshi: MF9380
Pirelli: 28-394

Cross-reference numbers are provided for identification purposes. Verify application and dimensions before installation.