ContiTech 365K3MK Serpentine Poly-V Belt 3-Rib K-Section 36.5" Pitch

The ContiTech 365K3MK is a high-performance Poly-V serpentine belt designed for automotive accessory drive applications. This 3-rib K-section belt features a 36.5-inch pitch length (37.25-inch outside circumference) and is engineered to deliver reliable power transmission for power steering, alternators, and other engine-driven accessories.

Key Features:

• Advanced EPDM rubber compound resists heat, cracking, and wear for extended service life
• Polyester tensile member provides dimensional stability and minimizes belt stretch
• 3-rib K-profile design (0.42" width, 0.17" depth) ensures positive pulley engagement
• Vytacord tension members increase overall tensile strength and belt consistency
• Designed for compact drives with multiple pulleys and automatic tensioners
• Superior flexibility for small sheave diameters and reduced vibration

As part of Continental's ContiTech division, this belt is manufactured to OE-quality standards and meets or exceeds original equipment specifications. The "Mileage Maker" designation indicates this belt is built for durability in demanding automotive environments where consistent performance is critical.

Specifications: 36.5" pitch length, 37.25" outside circumference, 3 ribs, K-section profile. Cross-references include Gates K030365, Dayco 5030365, and Bando 3PK925.