GMB 448-6480 Engine Timing Idler

GMB 448-6480 Engine Timing Idler

The GMB 448-6480 engine timing idler is built for Mitsubishi timing system service where OE-level fit and pulley performance matter. Manufactured to meet or exceed OEM specifications, it supports precise belt routing in applications such as Mitsubishi Eclipse, Galant, Lancer, and Outlander.

Key Features

• Metal pulley construction for durable timing system operation
• Serpentine and V-belt pulley type for application-specific belt routing
• 1 mm drive belt pulley diameter specification as listed by the manufacturer
• 1 pulley groove for controlled belt tracking
• OE-style replacement for Mitsubishi timing idler service
• Part number 448-6480 for accurate ordering and catalog matching

Detailed Description

GMB 448-6480 is an engine timing idler designed for Mitsubishi vehicles that require a direct-fit replacement in the valve train and timing drive system. The metal pulley construction helps maintain stable belt alignment, while the listed serpentine and V-belt pulley type supports the specified routing used in the covered applications. This part cross-references Gates T42231 for the same application. It also cross-references 85570 and MN137248 for catalog matching. Fits 2006-2012 Mitsubishi Eclipse, N/A. Fits 2004-2012 Mitsubishi Galant, N/A. Fits 2004-2006 Mitsubishi Lancer, N/A. Fits 2004-2006 Mitsubishi Outlander, N/A. The 448-6480 part number is useful when verifying timing idler replacement for Mitsubishi Eclipse, Galant, Lancer, and Outlander service.

What It Helps Address

• Timing belt routing noise caused by a worn idler pulley
• Belt tracking issues from pulley wear or surface damage
• Replacement needs during timing system maintenance
• Fitment verification for Mitsubishi Eclipse, Galant, Lancer, and Outlander timing service
• Catalog matching when replacing an OE-style timing idler

Installation Notes and Tips

Confirm the existing pulley type, groove count, and belt routing before installation. Match the part number 448-6480 to the vehicle application and inspect the surrounding timing components for wear before reassembly. Because this is an engine timing idler, installation should follow the vehicle service procedure and timing alignment specifications for the exact Mitsubishi model.

Quality Assurance

GMB states that this part is manufactured to meet or exceed OEM specifications, supporting OE-level replacement expectations for the listed Mitsubishi applications.