Caliso 690K7 Poly V Serpentine Belt - 7-Rib 69.75in

The Caliso 690K7 is a Poly V (K-section) serpentine belt, also commonly referred to as a Micro V or Multi-Rib belt, designed as a direct OEM replacement for automotive and light-duty accessory drive systems. With 7 ribs and a 69.75-inch outside circumference, this belt delivers reliable power transmission across engine accessories such as the alternator, power steering pump, air conditioning compressor, and water pump.

Key Specifications:

• Belt Type: Poly V / Micro Rib / K-Section
• Part Number: 690K7
• Number of Ribs: 7
• Outside Circumference: 69.75 in (1,772 mm)
• Pitch Length: 69.00 in (1,753 mm)
• Top Width: 0.98 in (24.9 mm)
• Belt Depth: 0.17 in (4.3 mm)
• Belt Section: 7/K

Construction & Materials:

• EPDM rubber compound for heat and ozone resistance
• Treated polyester tensile cord to minimize belt stretch
• Fiber-reinforced rib stock to reduce noise caused by pulley wear or misalignment
• High-temperature polymer formulation to maximize load capacity and service life

The 690K7 Poly V belt meets SAE standards for accessory drive belt systems and is engineered to deliver smooth, vibration-free performance. It is an ideal replacement for worn or cracked OEM serpentine belts in passenger cars and light trucks.