Roadmax 6K663AP Serpentine Belt - Accessory Drive or Supercharger

Reliable Automotive V-Ribbed Belt for Select GM and FCA Vehicles

The Roadmax Automotive V-Ribbed Belt (Standard) 6K663AP is engineered to provide consistent performance for a range of Buick, Chevrolet, Chrysler, Dodge, Jeep, and Pontiac models. Designed with durable materials and precise dimensions, this serpentine belt supports essential engine functions with reliability.

• Constructed from EPDM material for enhanced durability and heat resistance
• Features 6 ribs with a K cross-section design for optimal grip and flexibility
• Top width measures 20 mm (.807 inches) ensuring proper fit and tension
• Effective length of 1685 mm (66.33 inches) and outside circumference of 1699 mm (66.9 inches)
• Polyester cord material for strength and longevity under stress

About the Roadmax Automotive V-Ribbed Belt (Standard) Line

The Automotive V-Ribbed Belt (Standard) line by Roadmax focuses on delivering serpentine belts that meet OEM specifications for standard applications. This product line emphasizes material quality and dimensional accuracy to maintain proper accessory drive system operation across various vehicle makes and models. The 6K663AP part is a representative example, designed to fit multiple GM and FCA vehicles requiring a 6-rib K-section belt.

Technical Description and Compatibility

This serpentine belt is made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and wear, which helps extend belt life in demanding engine environments. The 6-rib design with a K cross-section ensures efficient power transmission to accessories such as the alternator, power steering pump, and air conditioning compressor. The polyester cords embedded within the belt provide tensile strength and flexibility, reducing the risk of belt stretch or failure.

The Roadmax 6K663AP belt is compatible with a variety of vehicles including Buick Regal and LaCrosse, Chevrolet Impala and Monte Carlo, Chrysler 300, Dodge Challenger and Charger, Jeep Grand Cherokee and Durango, and Pontiac Grand Prix and Astra. This fitment ensures that the belt meets the specific length and width requirements for these models.

Common Applications and Problem Solving

• Replaces worn or cracked serpentine belts causing squealing or slipping
• Restores proper accessory drive function to prevent battery charging issues
• Eliminates power steering noise or failure due to belt degradation
• Prevents overheating by maintaining proper operation of the water pump
• Ensures air conditioning compressor runs efficiently without belt slippage

Installation Notes and Tips

When installing the Roadmax 6K663AP serpentine belt, ensure the belt routing matches the vehicle’s accessory drive diagram. Inspect pulleys and tensioners for wear or damage before installation. Proper tension is critical; use a belt tension gauge or follow manufacturer torque specifications to avoid premature belt wear or noise. It is recommended to replace the belt tensioner if it shows signs of failure during belt replacement.

Quality Assurance and Warranty

Roadmax Automotive V-Ribbed Belts are manufactured to meet industry standards for durability and performance. The 6K663AP part undergoes quality control checks to ensure dimensional accuracy and material integrity. While specific warranty details are not provided, Roadmax products typically adhere to standard automotive part warranty practices. For best results, use this belt as a direct replacement for compatible Buick, Chevrolet, Chrysler, Dodge, Jeep, and Pontiac models.