Caliso 410K7 Poly-V Serpentine Belt - 7-Rib 40.7in

The Caliso 410K7 is a 7-rib Poly-V serpentine belt (also known as a multi-rib or Micro-V belt) designed to deliver reliable accessory drive performance. With an effective length of approximately 40.7 inches and a standard K-series rib profile featuring a 3.56mm rib pitch, this belt is engineered for precise pulley engagement and efficient power transfer.

Key Features:

• 7-Rib (K7) profile for broad pulley surface contact and improved power transmission efficiency
• ~40.7-inch effective length for accurate fitment in supported applications
• Poly-V / multi-rib construction provides flexibility, reduced noise, and smooth operation
• High-quality rubber compound for resistance to heat, oil, and wear under demanding engine conditions
• Maintenance-free design — no lubrication or re-tensioning required during service life
• Cross-references to Gates K070407, Dayco A070407, FVP 407K7F, and other major brands

The 410K7 serpentine belt drives critical engine accessories such as the alternator, power steering pump, and air conditioning compressor from a single belt loop, simplifying the drive system and reducing overall engine complexity. It is a direct aftermarket replacement suitable for a variety of passenger car and light truck applications.