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Gates 38507 Accessory Drive Belt Tensioner Assembly
| Brand | Gates 38507 |
|---|---|
| Position | Engine To Alternator, Air Conditioning, Fan To Air Conditioning, Fan and Alternator, and Fan |
| Material | Steel |
| Pulley 1 Flanged | No |
| Bearing Bore Inside Diameter | 1.18 |
| Bearing Bore Inside Diameter | 30 |
| Width | 1.57 |
| Width | 40 |
| Outside Diameter | 2.95 |
| Outside Diameter | 75 |
| Mounting Hole Quantity | 1 |
| Belt Type | V-ribbed |
| Pulley Quantity | 1 |
| Bearing Bore Inside Diameter 1 (in) | 1.18 |
| Bearing Bore Inside Diameter 1 (mm) | 30 |
| Belt Type | V-ribbed |
| Contact Surface | Smooth/backside |
| Contents | Tensioner assy., bolt |
| Outside Diameter (in) | 2.95 |
| Outside Diameter (mm) | 75 |
| Pulley 1 Flanged | No |
| Width (in) | 1.57 |
| Width (mm) | 40 |
| Fits | — |
OE direct replacement. Automatic belt tensioner assembly for straightforward replacement.
Steel construction. Built with a steel body for durable, dependable operation.
V-ribbed belt design. Works with a smooth backside contact surface for consistent belt tracking.
Cross-references Dayco 89483, Dorman - HELP 38507 and Litens 910010A for the same application. See all 18.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Gates DriveAlign Premium OE Belt Tensioner
The Gates DriveAlign Premium OE Automatic Belt Tensioner, part number 38507, is built for accessory drive belt systems that need consistent belt control and stable pulley tracking. It uses a steel housing with a smooth/backside pulley surface and V-ribbed belt compatibility for dependable operation in demanding engine bays.
Gates 38507 is part of the DriveAlign Premium OE Automatic Belt Tensioner line, engineered to meet demanding original-equipment requirements for fit, function, and durability. For drivers searching for a Gates 38507 belt tensioner or an OE-style automatic belt tensioner for accessory drive belt system service, this unit is designed around precise dimensions and a single-mount design.
Key Features
- Automatic accessory drive belt tensioner assembly
- Steel construction for strength and durability
- V-ribbed belt type with smooth/backside pulley contact surface
- Single mounting hole design for straightforward alignment
- Pulley dimensions: 75 mm outside diameter, 40 mm width, 30 mm bearing bore inside diameter
- Includes tensioner assembly and bolt
Detailed Description
This Gates accessory drive belt tensioner assembly is designed to maintain proper belt tension across the serpentine drive system, helping the belt stay aligned as engine speed and load change. The 75 mm pulley and 40 mm width support stable belt tracking, while the steel body adds rigidity for consistent operation. If you are replacing a worn Gates 38507 tensioner or cross-shopping an OE-style automatic belt tensioner, this part is built for direct service in the accessory drive belt system.
This part cross-references Dayco 89483 and Litens 910010A for the same application. It is also listed under common interchange references including Dorman - HELP 38507. Search terms such as Gates 38507, DriveAlign Premium OE Automatic Belt Tensioner, and accessory drive belt tensioner assembly are commonly used by buyers comparing replacement options.
What It Helps Address
- Belt squeal caused by weak or inconsistent tension
- Serpentine belt tracking issues from a worn pulley or tensioner arm
- Accessory drive belt slippage under changing engine load
- Noise from a failing automatic belt tensioner bearing
- Premature belt wear related to poor tension control
Installation Notes and Tips
Before installation, compare the pulley diameter, width, bearing bore, and mounting style to the original unit. Inspect the belt, idlers, and adjacent accessory drive components for wear, since a new tensioner works best with a belt in good condition. Confirm vehicle-specific application details before ordering; this Gates 38507 tensioner is commonly searched for by owners servicing compatible Ford, Chevrolet, and GMC applications.
Quality Assurance
Gates states that its FleetRunner heavy-duty automatic belt tensioner design is engineered to exceed demanding OEM requirements and has been tested under severe vibration and contamination conditions. In laboratory testing, the design lasted up to three times longer than competing aftermarket tensioners.
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