GMB 935-2020 Engine Cooling Fan Clutch
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GMB

GMB 935-2020 Engine Cooling Fan Clutch

Brand GMB 935-2020
Item Grade Oem standard
Material Aluminum
Product Condition New
Thermal / Non-Thermal Thermal
Fits Acura, Honda, Isuzu, and Toyota · 39 vehicles

OE-standard fit. Manufactured to meet or exceed OEM specifications.

Thermal clutch. Responds to temperature changes for efficient fan control.

Aluminum construction. Lightweight material helps support durable cooling performance.

Cross-references Anchor 2671, EXEDY OEM 22021 and Four Seasons 36734 for the same application. See all 15.

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Engine Cooling Fan Clutch for Toyota and Isuzu Applications

The GMB 935-2020 is a thermal engine cooling fan clutch built to meet or exceed OEM specifications. It uses an aluminum construction and OEM-standard grading to support consistent fan engagement in the cooling system.

Compatible With 1995-2004 Toyota Tacoma, 2000-2004 Toyota Tundra, 1996-2002 Toyota 4Runner, 1995-1998 Toyota T100, 1996-1997 Acura SLX, 1994-1997 Honda Passport, 1995-1997 Isuzu Rodeo, 1995-1997 Isuzu Trooper, and 1994 Isuzu Trooper.

  • Thermal fan clutch design for temperature-based fan engagement
  • OEM Standard item grade for direct replacement use
  • Aluminum construction
  • New condition
  • Clockwise (standard) rotation applications listed in fitment notes

Detailed Product Overview

This GMB engine cooling fan clutch, part number 935-2020, is intended for vehicles that use a thermal clutch to regulate fan speed based on engine temperature. It is listed for Toyota Tacoma, Toyota Tundra, Toyota 4Runner, and Toyota T100 applications, along with select Acura SLX, Honda Passport, Isuzu Rodeo, and Isuzu Trooper models. The design follows OEM specifications for fit and function in standard-duty cooling systems.

This part cross-references Four Seasons 36734 for the same application.

Common Cooling System Issues

  • Engine temperature running higher than normal
  • Cooling fan engagement that is delayed or inconsistent
  • Excess fan noise from a worn clutch
  • Reduced cooling performance during idle or low-speed driving
  • Fan clutch wear on high-mileage Toyota Tacoma, Tundra, and 4Runner cooling systems

Installation Notes and Tips

Verify clockwise rotation, thermal clutch type, and standard-duty application before installation. Confirm the vehicle year, make, and model against the fitment list for the GMB 935-2020, especially on Toyota Tacoma, Toyota Tundra, and Toyota 4Runner applications. Inspect the surrounding cooling components and fan assembly condition during replacement.

Quality Assurance

GMB states that this part is manufactured to meet or exceed OEM specifications. The OEM-standard grade and thermal design support direct replacement use in listed applications.

Related reading

This part fits 39 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2004ToyotaTacoma3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
2004ToyotaTundra3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
2003ToyotaTacoma3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
2003ToyotaTundra3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
2002Toyota4Runner——N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
2002ToyotaTacoma3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
2002ToyotaTundra3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
2001Toyota4Runner——N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
2001ToyotaTacoma3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
2001ToyotaTundra3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
2000Toyota4Runner3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
2000ToyotaTacoma3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
2000ToyotaTundra3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1999Toyota4Runner3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1999ToyotaTacoma3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1998Toyota4Runner3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1998ToyotaT1003.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1998ToyotaTacoma3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1997AcuraSLX3.2LV6N/A—
1997HondaPassport——N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1997IsuzuRodeo3.2LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1997IsuzuTrooper——N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1997Toyota4Runner3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1997ToyotaT1003.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1997ToyotaTacoma3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1996AcuraSLX3.2LV6N/A—
1996HondaPassport3.2LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1996IsuzuRodeo3.2LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1996IsuzuTrooper——N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1996Toyota4Runner3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1996ToyotaT1003.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1996ToyotaTacoma3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1995HondaPassport3.2LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1995IsuzuRodeo3.2LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1995IsuzuTrooper——N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1995ToyotaT1003.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1995ToyotaTacoma3.4LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1994HondaPassport3.2LV6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1994IsuzuTrooper——N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; From 12/1993
Directly replaces or cross-references 15 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Anchor — 2671EXEDY OEM — 22021Four Seasons — 36734Four Seasons — 773052670TA215033274346922671130014593520201918960816210620308971351670FCT067T104F