Driveworks 990K6 Serpentine Belt 6-Rib Poly V-Belt 99.0" Accessory Drive

The Driveworks 990K6 is a 6-rib serpentine poly V-belt (K-series / Micro-V) engineered as a direct-fit replacement for OEM accessory drive systems. With a 99.0-inch pitch length and 99.75-inch outside circumference, this belt is designed to drive critical engine accessories including the alternator, power steering pump, water pump, and air conditioning compressor.

Key Features:

• Belt Type: Poly V (K-Series / Micro-Rib), 6-rib configuration
• Pitch Length: 99.0 inches (2,514 mm)
• Outside Circumference: 99.75 inches (2,533.65 mm)
• Top Width: 0.84 inches (21.34 mm)
• Belt Depth: 0.17 inches (4.32 mm)
• Material: Heat and ozone-resistant EPDM rubber construction
• Reinforcement: Treated polyester cord to minimize belt stretch and extend service life
• Fiber-reinforced rib stock reduces noise from worn or misaligned pulleys
• SAE Standard: J2432 compliant

Cross-Reference Part Numbers:

• Dayco: K060990
• Gates: K060990
• Napa: 25-060990
• Goodyear: 4060990
• Bando: 6PK2514

This serpentine belt meets or exceeds OEM specifications for a reliable, drop-in replacement that restores proper tension and power transfer to your engine's accessory drive components.