Gates K050405 Serpentine Belt

Gates K050405 Micro-V Belt Overview

The Gates K050405 is a Premium OE Micro-V serpentine belt built for precise OE-style fit and consistent accessory drive performance. It uses EPDM belt material, a polyester cord, and a 5-rib V-ribbed construction to match the size and material standards expected in modern accessory drive systems.

Compatible With applications such as Chevrolet Cobalt, Chevrolet HHR, Saab 9-3, Saturn Ion, Pontiac G5, and Mazda Protege models listed below, this belt is a direct replacement for many import and domestic vehicles. The Gates Premium OE Micro-V Belt line focuses on OE-size accuracy and construction consistency for dependable operation.

Key Features

• Part number: K050405
• Premium OE Micro-V Belt line from Gates
• 5-rib automotive V-ribbed belt design
• EPDM belt material for modern accessory drive use
• Polyester cord material for belt strength and stability
• Top width: 0.667 in. (17 mm)
• Effective length: 40.65 in. (1033 mm)
• Outside circumference: 41.25 in. (1048 mm)
• OE performance rating

Product Details

Gates K050405 is engineered to match OE size, construction, and materials for vehicles that rely on a precision-fit serpentine belt. The 5-rib profile and EPDM construction support accessory drive operation across a wide range of applications, including Chevrolet Malibu, Pontiac Grand Am, Saturn L-series, and Saab 9-3 fitments. This part cross-references Continental 5K1030 for the same application.

Use the K050405 when you need a replacement serpentine belt for confirmed applications such as Fits 2008-2011 Chevrolet HHR, N/A; Fits 2003-2011 Saab 9-3, N/A; Fits 2008-2009 Chevrolet Cobalt, N/A; Fits 2006-2007 Saturn Ion, N/A; and Fits 1999-2003 Mazda Protege, Power Steering.

Common Problems This Belt Can Help Address

• Squealing or chirping from a worn accessory drive belt
• Cracking, glazing, or rib wear on the existing serpentine belt
• Loss of proper belt tension due to age-related stretch
• Accessory drive noise affecting alternator, power steering, or A/C operation
• Incorrect belt length or rib count on OE replacement service

Installation Notes and Tips

Verify belt length, rib count, and engine application before installation. This part is listed for multiple positions and configurations, including N/A, Power Steering, Power Steering and Air Conditioning, Alternator and Power Steering, Alternator, and Alternator and Air Conditioning. Some fitments note restrictions such as not compatible with vehicles equipped with A/C, so confirm the exact vehicle configuration before ordering.

For best results, inspect pulleys, tensioners, and idlers for wear before installing the new belt. Confirm the routing path matches the vehicle service information and check that the belt seats fully in each pulley groove.

Quality Assurance

Gates manufactures Micro-V belts to OE-size and OE-material standards for precision fit and consistent performance. The K050405 is built as a Premium OE Micro-V Belt with OE performance positioning for the listed applications.