Dayco 5080550DR Drive Rite V-Ribbed Serpentine Belt - 8-Rib 55in

The Dayco 5080550DR is a Drive Rite Traditional V-Ribbed serpentine belt engineered for heavy-duty and commercial applications. With an 8-rib profile and an effective length of 55.13 inches (1400mm), this belt is built to deliver consistent, reliable power transmission across a wide range of operating conditions.

Part of Dayco's Drive Rite Traditional lineup, this belt features raw-edge sidewall construction and is built with polyester cord reinforcement for strength, dimensional stability, and long service life. Neoprene-impregnated fabric construction provides resistance to heat, oil, and grease — making it suitable for demanding engine environments.

Key Features:

• 8-Rib V-Ribbed Profile — Section K, 1.087" top width for precise pulley engagement
• 55.13" Effective Length — 1400mm (55.694" outside circumference)
• Raw-Edge Construction — Reduces slippage and improves pulley grip
• Polyester Cord Reinforcement — Provides strength, stability, and resistance to stretch
• Neoprene-Impregnated Fabric — Resists heat, oil, and grease for extended service life
• Drive Rite Traditional Series — Dayco's proven heavy-duty aftermarket belt line

OEM Cross-References:

• General Motors / Isuzu: 15065875
• Cummins: 3288724, 3288735, 3903090, 3908564, 3911560, 3911586, 3915910
• Perkins: 3462941, 3802621, 4220751
• Volvo Cars: 20464710, 21064734
• BMW: 11.28.7.628.661
• Komatsu: 1257760H1
• NAPA: 25-080550, 25-080550HD, 25-78055
• Goodyear Equivalent: 4080550
• Metric Designation: 8PK1395 / 8PK1397 / 8K1400

Replace your accessory drive belt at the first sign of cracking, fraying, or glazing to prevent accessory failure and unplanned downtime. The Dayco 5080550DR is a direct OEM-equivalent replacement suitable for automotive, commercial truck, agricultural, and industrial equipment applications.