Caliso 517K4 Poly V Serpentine Belt K-Section - 4-Rib 51.7in

The Caliso 517K4 is a K-section Poly V (micro-ribbed) serpentine belt designed as a direct replacement for original equipment drive belts. With a 51.7-inch pitch length and 4 longitudinal ribs, this belt delivers reliable power transmission to engine-driven accessories such as alternators, power steering pumps, air conditioning compressors, and water pumps.

Key Features:

• Belt Type: K-section Poly V (micro-ribbed serpentine belt)
• Pitch Length: 51.7 inches
• Outside Circumference: approximately 52.45 inches
• Number of Ribs: 4
• Top Width: approximately 0.56 inches
• Longitudinal rib profile provides even load distribution and reduced belt slip
• Engineered to operate under flexion and counter-flexion in serpentine drive systems
• Compatible with standard K-section / PK-section pulleys and tensioners

The 517K4 conforms to industry-standard K-section (also known as PK or micro-rib) belt dimensions, making it cross-referenceable with equivalent belts from major manufacturers. It is suitable for automotive, light-duty truck, and powersport accessory drive applications wherever a 4-rib K-section belt is specified.