Caliso 640K7 Poly-V Serpentine Belt - 7-Rib 64 Inch

The Caliso 640K7 is a 7-rib Poly-V serpentine belt (also known as a multi-ribbed or micro-V belt) designed as a direct OEM replacement for the accessory drive belt system. Sold under the FVP product line, this belt is engineered to restore proper function to the engine's front-end accessory drive, powering components such as the alternator, power steering pump, water pump, and air conditioning compressor.

Key Features:

• EPDM rubber construction for resistance to heat, cracking, and wear over time
• Polyester fiber tensile members provide dimensional stability and up to 98% power transmission efficiency
• Straight ribbed (Poly-V) belt design ensures quiet, smooth operation
• Highly flexible construction accommodates complex multi-pulley routing
• Abrasion, oil, and chemical resistant for long service life
• Temperature stable from -30°F to 140°F
• Does not require re-tensioning after installation
• Meets OEM replacement specifications

Cross-Reference Part Numbers: 640K7, 7PK1625, 4070640, 5070640, K070640, 7K640, A-640K7, 640K7MK, 7PVK1625, 204284, Dayco 640K7, Gates K070640, ACDelco 7K640, NAPA 25-070640, Parts Master 640K7, Bando 7PK1625, Goodyear 4070640, PIX A-640K7

This Poly-V serpentine belt is a reliable, no-fuss OEM-equivalent replacement suitable for professional shop use and DIY installations alike.