Gates T42003 Engine Timing Belt Idler Pulley

Brand	Gates T42003
Material	Steel
Inside Diameter	10.5
Width	28
Outside Diameter	60
Flanged End	No
Contact Surface	Smooth/backside
Contents	Pulley
Product line	Timing Belt Pulley
Fits	Ford, Kia, and Mazda · 22 vehicles

Timing belt pulley. Smooth-backside contact surface for reliable belt tracking.

Steel construction. Durable metal pulley built for dependable engine operation.

Idler pulley. Can serve as a fixed idler or tensioner bracket replacement.

Cross-references Cloyes 9-5215, Four Seasons 85215 and Gates 7215 for the same application. See all 12.

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Gates T42003 Timing Belt Idler Pulley

The Gates T42003 is an engine timing belt idler pulley built with a steel body and a smooth backside contact surface. It is used in timing belt systems where stable belt routing and consistent pulley alignment are critical, including interference-engine applications on select Kia, Mazda, and Ford vehicles.

Key Features

Steel construction for timing system durability
Smooth/backside contact surface for belt tracking
Inside diameter: 10.5 mm
Outside diameter: 60 mm
Width: 28 mm
Non-flanged design
Gates Timing Belt Pulley line for engine valve train service

Product Details

Gates T42003 is an engine timing belt idler pulley designed for timing belt routing in the valve train system. Gates PowerGrip idler pulleys are offered in fixed-idler and tensioner-bracket replacement styles, and this pulley follows the smooth-surface format used on the backside of the belt. The steel construction and precise dimensions help maintain proper belt path geometry in applications such as the 1988-1992 Mazda 626, 1988-1992 Mazda MX-6, 1987-1993 Mazda B2200, 1989-1992 Ford Probe, and 1995 Kia Sportage.

This part cross-references Gates 7215 for the same application.

Common Issues This Part Can Address

Timing belt noise from a worn idler pulley bearing
Belt tracking problems caused by pulley wear or surface damage
Improper timing belt routing in the engine valve train
Service replacement for a damaged or seized timing belt pulley
Maintenance on interference-engine timing systems

Installation Notes and Tips

Verify engine code and timing system layout before installation, especially on interference engines. Inspect the timing belt, tensioner, and adjacent pulleys for wear while the system is apart. Confirm pulley alignment and torque fasteners to the vehicle service specification during timing belt service. Fits 1987-1993 Mazda B2200, N/A. Fits 1988-1992 Mazda 626, N/A. Fits 1988-1992 Mazda MX-6, N/A. Fits 1989-1992 Ford Probe, N/A. Fits 1995 Kia Sportage, N/A.

Quality Assurance

Gates timing components are engineered for engine service applications and built to meet the dimensional requirements of the listed fitments. Part number T42003 is a direct reference for ordering and application matching.

This part fits 22 vehicles

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

Year	Make	Model	Liters	Cylinders	Fuel Type	Position	Notes
1995	Kia	Sportage	2.0L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1993	Mazda	B2200	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1992	Ford	Probe	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1992	Mazda	626	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1992	Mazda	B2200	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1992	Mazda	MX-6	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1991	Ford	Probe	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1991	Mazda	626	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1991	Mazda	B2200	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1991	Mazda	MX-6	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1990	Ford	Probe	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1990	Mazda	626	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1990	Mazda	B2200	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1990	Mazda	MX-6	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1989	Ford	Probe	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1989	Mazda	626	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1989	Mazda	B2200	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1989	Mazda	MX-6	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1988	Mazda	626	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1988	Mazda	B2200	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1988	Mazda	MX-6	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
1987	Mazda	B2200	2.2L	L4	GAS	N/A	Compatible with interference engines.; Timing Belt Pulley
No rows match your filter.

Directly replaces or cross-references 12 part numbers

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

Cloyes — 9-5215Four Seasons — 85215Gates — 7215Gates — T42003GMB — 445-20200K97312730024-1246FE1H12730FE1H12730AFU73599GT20020VKM84600

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