HomeEngine > Valve Train ComponentsGMB 445-2040 Engine Timing Belt Tensioner
Part #: 445-2040

GMB 445-2040 Engine Timing Belt Tensioner

⚙️ 34 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Ford, Kia, Mazda, and Mercury, 323, Aspire, Festiva, MX-3, Protege, Sephia, and Tracer
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Reliable Engine Timing Belt Tensioner for Ford, Kia, Mazda, and Mercury

The GMB 445-2040 engine timing belt tensioner is designed to maintain optimal tension on serpentine and V-belts, ensuring smooth engine operation. Compatible with various Ford, Kia, Mazda, and Mercury models, this tensioner supports reliable valve train performance.

  • 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 use

Product Details and Specifications

The GMB 445-2040 timing belt tensioner features a metal pulley with a 1 mm diameter designed to work with both serpentine and V-belt systems. Its single groove pulley ensures accurate belt tracking, reducing the risk of slippage or premature wear. This tensioner is engineered to fit specific models including the Ford Aspire, Festiva, Tracer, Mazda 323, MX-3, Protege, and Mercury Sephia, providing a tailored fit for these vehicles' valve train components.

Applications and Common Issues Addressed

  • Maintains proper tension on timing belts to prevent engine misfires
  • Reduces belt noise caused by slack or misalignment
  • Prevents premature belt wear and potential engine damage
  • Supports consistent engine timing for improved performance
  • Replaces worn or damaged tensioners in Ford, Kia, Mazda, and Mercury models

Installation Notes and Tips

When installing the GMB 445-2040 tensioner, ensure the belt is properly aligned within the single groove pulley. Verify compatibility with your vehicle’s specific make and model before installation. It is recommended to inspect the entire belt train system for wear and replace any components showing signs of damage to maintain optimal engine function.

Quality Assurance and Warranty

GMB manufactures this timing belt tensioner to meet OEM standards, using durable metal materials for reliable performance. While specific warranty details are not provided, GMB products typically undergo rigorous quality control to ensure fit and function for the listed Ford, Kia, Mazda, and Mercury models.

BrandGMB
Part Number445-2040
Drive Belt Pulley Diameter (1) (mm)1
Pulley / Belt TypeSerpentine & v-belt
Pulley Groove Quantity (1)1
Pulley Material (1)Metal

This part fits 34 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1997FordAspire1.3LL4N/A
1996FordAspire1.3LL4N/A
1995FordAspire1.3LL4N/A
1995KiaSephia1.6LL4N/A
1994FordAspire1.3LL4N/A
1994KiaSephia1.6LL4N/A
1994Mazda3231.6LL4N/A
1994MazdaProtege1.8LL4N/A
1993FordFestiva1.3LL4N/A
1993Mazda3231.6LL4N/A
1993MazdaMX-31.6LL4N/A
1993MazdaProtege1.8LL4N/A
1992FordFestiva1.3LL4N/A
1992Mazda3231.6LL4N/A
1992MazdaMX-31.6LL4N/A
1992MazdaProtege1.8LL4N/A
1991FordFestiva1.3LL4N/A
1991Mazda3231.8LL4N/A
1991Mazda3231.6LL4N/A
1991MazdaProtege1.8LL4N/A
1990FordFestiva1.3LL4N/A
1990Mazda3231.6LL4N/A
1990Mazda3231.8LL4N/A
1990MazdaProtege1.8LL4N/A
1990MercuryTracer1.6LL4N/A
1989FordFestiva1.3LL4N/A
1989Mazda3231.6LL4N/A
1989MercuryTracer1.6LL4N/A
1988FordFestiva1.3LL4N/A
1988Mazda3231.6LL4N/A
1988MercuryTracer1.6LL4N/A
1987Mazda3231.6LL4N/A
1987MercuryTracer1.6LL4N/A
1986Mazda3231.6LL4N/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:

445204084026B63012700BT41030

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