Dayco 5071040 Serpentine Belt - Main Drive

Dayco 5071040 Serpentine Belt Overview

The Dayco 5071040 serpentine belt is a 7-rib accessory drive belt built for specific Dodge Ram 2500 and Ram 3500 applications without air conditioning. It uses EPDM construction with aramid reinforcement to support consistent belt tracking and durability in demanding engine bay conditions.

For buyers searching for a serpentine belt for a 1994-1995 Dodge Ram 2500 or a 1994-2001 Dodge Ram 3500 main drive application, this Dayco belt matches the listed fitment and dimensions. The 5071040 part number is also a useful reference when comparing OE and aftermarket cross-references.

Key Features

• Part number: 5071040
• 7-rib K-section serpentine belt
• EPDM rubber with aramid reinforcement
• Black finish
• Effective length: 104.13 in. (2644.91 mm)
• Outside circumference: 104.79 in. (2661.67 mm)
• Top width: 0.96 in.
• Straight rib profile with standard rib depth
• Operating temperature range: -45°F to 212°F
• Built to SAE J1459 and SAE J2432 standards

Detailed Description

Dayco 5071040 is a serpentine belt for the main drive system on select Dodge Ram trucks without air conditioning. It is specified for 1994-1995 Dodge Ram 2500, main drive, and 1994-1995 and 1997-2001 Dodge Ram 3500, main drive. The belt’s EPDM compound and aramid reinforcement are selected for wear resistance and stable performance across a wide temperature range.

This part cross-references Gates K071040 and Bando 7PK2640 for the same application. If you are replacing a worn belt on a Dodge Ram 3500 or Dodge Ram 2500, the 5071040 provides the listed dimensions and rib count needed for proper accessory drive operation.

What This Belt Helps Address

• Squealing or chirping from a worn accessory drive belt
• Cracking, glazing, or rib wear on the existing serpentine belt
• Loss of belt grip on the main drive system
• Incorrect belt length on a no-A/C Dodge Ram 2500 or Ram 3500 application
• Accessory drive noise caused by belt deterioration

Installation Notes and Tips

Verify the vehicle is equipped without air conditioning before ordering. Confirm the belt routing, rib count, and measured length against the existing belt or service information before installation. Inspect pulleys, tensioner condition, and accessory alignment at the same time, since worn components can shorten belt life.

Compatible With 1994-1995 Dodge Ram 2500, Main Drive; 1994-1995 Dodge Ram 3500, Main Drive; and 1997-2001 Dodge Ram 3500, Main Drive. Use the 5071040 part number to confirm the correct serpentine belt for your application.

Quality Assurance

Dayco manufactures this belt to SAE J1459 and SAE J2432 standards, with EPDM and aramid reinforcement specified for durability and temperature resistance. The 5071040 is engineered for the listed Dodge Ram fitments and dimensions.