GMB 448-8990 Engine Timing Belt Tensioner

Brand GMB 448-8990
Drive Belt Pulley Diameter (1) (mm) 1
Pulley / Belt Type Serpentine & v-belt
Pulley Groove Quantity (1) 1
Pulley Material (1) Metal
Fits Mitsubishi · 3 vehicles

OEM-spec quality. Manufactured to meet or exceed OEM specifications.

Metal pulley. Built with a durable metal pulley for dependable belt control.

Serpentine and V-belt. Works with both belt types for versatile timing belt tensioning.

Cross-references Dayco 84098, Gates T41211 and 4488990 for the same application. See all 4.

$26.08Free shipping
In stock · usually ships same day before 1pm CST
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Free returns within 60 days if it doesn't fit when fitment is verified.

Engine Timing Belt Tensioner for Mitsubishi Mirage

GMB 448-8990 is an engine timing belt tensioner built for 1997-1999 Mitsubishi Mirage applications. It is manufactured to meet or exceed OEM specifications, with a metal pulley and a serpentine & V-belt pulley/belt type for dependable belt control in the valve train system.

Key Features

  • Engine timing belt tensioner for Mitsubishi Mirage fitment
  • Manufactured to meet or exceed OEM specifications
  • Metal pulley construction for durability
  • 1-groove pulley design
  • Serpentine & V-belt pulley/belt type
  • Part number 448-8990 for catalog and search accuracy

Product Details

This GMB timing belt tensioner is intended for 1997-1999 Mitsubishi Mirage models and is built to support proper belt tension in the engine timing system. The metal pulley and single-groove design help maintain consistent belt tracking, while the OEM-spec construction supports accurate replacement selection for Mirage timing belt service. If you are searching for a Mitsubishi Mirage timing belt tensioner or GMB 448-8990 replacement, this part matches the listed vehicle application.

This part cross-references Dayco 84098 and Gates T41211 for the same application.

Common Problems It May Address

  • Timing belt slack caused by a worn tensioner
  • Belt noise from a failing pulley surface
  • Uneven belt tracking in the engine drive system
  • Loss of proper belt tension during timing service
  • Wear-related replacement needs on 1997-1999 Mitsubishi Mirage engines

Installation Notes and Tips

Verify engine code and belt routing before installation on your Mitsubishi Mirage. Inspect the timing belt, related pulleys, and surrounding components during service, and replace any worn parts as needed to restore proper belt operation. Confirm the part number 448-8990 against the vehicle application before final assembly.

Quality Assurance

GMB manufactures this tensioner to meet or exceed OEM specifications, providing a replacement built to the dimensional and performance expectations of the original application.

This part fits 3 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1999MitsubishiMirage1.5LL4N/A
1998MitsubishiMirage1.5LL4N/A
1997MitsubishiMirage1.5LL4N/A
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dayco — 84098Gates — T412114488990MD329976