HomeEngine > Valve Train ComponentsGMB 448-1140 Engine Timing Belt Tensioner
Part #: 448-1140

GMB 448-1140 Engine Timing Belt Tensioner

⚙️ 9 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Dodge and Mitsubishi, Mighty Max, Power Ram 50, and Ram 50
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Reliable Engine Timing Belt Tensioner for Dodge and Mitsubishi Vehicles

The GMB 448-1140 engine timing belt tensioner is designed to maintain optimal tension on the timing belt system for Dodge Mighty Max, Power Ram 50, and Ram 50 models. Engineered with a metal pulley and compatible with serpentine and v-belts, this tensioner supports smooth engine operation and timing accuracy.

  • Drive belt pulley diameter: 1 mm
  • Compatible with serpentine and v-belt pulley types
  • Single pulley groove for precise belt alignment
  • Durable metal pulley construction for long-lasting performance
  • Designed specifically for Dodge Mighty Max, Power Ram 50, and Ram 50

Product Details and Specifications

The GMB 448-1140 engine timing belt tensioner features a metal pulley with a 1 mm diameter, engineered to work with both serpentine and v-belt systems. The single groove pulley ensures proper belt tracking and tension, which is critical for maintaining engine timing and preventing belt slippage. This tensioner is built to meet the demands of Dodge and Mitsubishi vehicles, including the Mighty Max, Power Ram 50, and Ram 50 models, providing reliable performance under various driving conditions.

Applications and Common Issues Addressed

  • Maintains correct timing belt tension to prevent engine misfires
  • Reduces belt wear and extends timing belt life
  • Prevents belt slippage that can cause engine timing errors
  • Helps avoid engine noise related to loose or worn tensioners
  • Supports smooth operation of serpentine and v-belt drive systems

Installation Notes and Tips

When installing the GMB 448-1140 tensioner, ensure the belt is properly aligned within the single groove pulley. Verify compatibility with your vehicle’s belt type—serpentine or v-belt—to maintain correct tension. It is recommended to inspect the timing belt and related components during installation to ensure overall system integrity.

Quality Assurance and Warranty

GMB manufactures this engine timing belt tensioner to meet industry standards for durability and performance. While specific warranty details are not provided, GMB products typically undergo rigorous quality control to ensure reliability in demanding automotive applications.

BrandGMB
Part Number448-1140
Drive Belt Pulley Diameter (1) (mm)1
Pulley / Belt TypeSerpentine & v-belt
Pulley Groove Quantity (1)1
Pulley Material (1)Metal

This part fits 9 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1985DodgePower Ram 502.3LL4N/A
1985DodgeRam 502.3LL4N/A
1985MitsubishiMighty Max2.3LL4N/A
1984DodgePower Ram 502.3LL4N/A
1984DodgeRam 502.3LL4N/A
1984MitsubishiMighty Max2.3LL4N/A
1983DodgePower Ram 502.3LL4N/A
1983DodgeRam 502.3LL4N/A
1983MitsubishiMighty Max2.3LL4N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

2431742020448114085107T41050

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.