Dayco 5071008 Serpentine Belt - Main Drive

Dayco 5071008 Serpentine Belt Overview

The Dayco 5071008 serpentine belt is a K-section accessory drive belt built for consistent power transfer in the engine accessory drive system. It uses EPDM construction with aramid reinforcement to support durability, stable tensioning, and reliable operation across a wide temperature range.

Compatible with 2004-2008 Dodge Durango, Main Drive and 2007-2008 Chrysler Aspen, Main Drive, this belt is a direct-fit option for common OE replacement needs. The Dayco 5071008 is also a fitment-based search match for drivers looking for a serpentine belt for Chrysler Aspen or Dodge Durango main drive service.

Key Features

• EPDM rubber construction with aramid reinforcement for added strength
• 7-rib, K-section design for accessory drive applications
• Straight rib profile for stable belt tracking
• Black finish with standard rib depth
• Effective length: 100.75 in. (2559.05 mm)
• Outside circumference: 101.41 in. (2575.82 mm)
• Built to SAE J1459 and SAE J2432 standards
• Operating temperature range: -45°F to 212°F

Detailed Description

Dayco 5071008 is a serpentine belt engineered for the main drive accessory system, where consistent grip and dimensional stability matter. Its EPDM compound is selected for heat resistance and long service life, while aramid reinforcement helps maintain belt integrity under load. With a 7-rib K-section profile and straight ribs, this belt is specified for applications that require precise routing and dependable accessory operation. If you are sourcing a serpentine belt for a 2004-2008 Dodge Durango or a 2007-2008 Chrysler Aspen, Dayco 5071008 is a direct reference part number to verify against your vehicle’s belt routing.

This part cross-references Gates K071009 for the same application.

What It Helps Address

• Squealing or chirping from a worn accessory drive belt
• Cracking, glazing, or rib wear on the existing belt
• Loss of belt grip affecting alternator, power steering, or other driven accessories
• Incorrect belt length or rib count during replacement service
• Routine maintenance on Chrysler Aspen and Dodge Durango main drive systems

Installation Notes and Tips

Verify belt routing, rib count, and effective length before installation. Confirm the vehicle application against the existing belt or service information for 2004-2008 Dodge Durango and 2007-2008 Chrysler Aspen main drive setups. Inspect pulleys, tensioners, and idlers for wear before installing the new belt, since damaged components can shorten belt life or affect tracking.

Quality Assurance

Dayco manufactures this serpentine belt to SAE J1459 and SAE J2432 standards, with EPDM and aramid-reinforced construction selected for demanding accessory drive service. Part number 5071008 is built for consistent fitment and dependable performance in the specified applications.