Auto Extra 300K3 Serpentine Belt 3-Rib 30 Inch

The Auto Extra 300K3 is an OE-quality serpentine belt designed to deliver reliable power transmission for your vehicle's accessory drive system. This belt transfers power from the engine crankshaft to critical accessories including the alternator, power steering pump, and air conditioning compressor.

Key Specifications:

• Part Number: 300K3 (also known as 3PK760 metric sizing)
• Number of Ribs: 3
• Pitch Length: 30 inches (760mm)
• Belt Width: 0.42 inches
• Outside Circumference: Approximately 30.75 inches
• Construction: EPDM rubber compound

Features and Benefits:

• Oil and heat resistant construction for extended belt life
• High-modulus, low-stretch polyester tensile cords carry high horsepower loads without stretching
• Flexible design withstands billions of bends for long service life
• Ground rubber ribs compounded from high-strength synthetic rubber for wear resistance
• Meets or exceeds SAE J1459, SAE J2432, and SAE J1596 specifications
• Direct fit OE replacement quality

This Auto Extra serpentine belt provides dependable performance for both city and highway driving conditions, making it an excellent choice for routine maintenance and replacement applications.