OE Quality
60-Day Returns

Gates 38328 Accessory Drive Belt Tensioner Assembly - Accessory Drive or Serpentine
Overview of Gates DriveAlign Premium OE Automatic Belt Tensioner
The Gates DriveAlign Premium OE Automatic Belt Tensioner 38328 is engineered to maintain optimal tension on V-ribbed accessory drive belts. Designed for select Cadillac, Chevrolet, and Pontiac models, this tensioner assembly ensures consistent belt performance and longevity.
- Thermoplastic construction for durability and heat resistance
- Single flanged pulley with 6 V-ribbed grooves
- Outside diameter of 70 mm (2.76 in) and width of 30 mm (1.18 in)
- Three mounting holes for secure installation
- Compatible with V-ribbed belt systems
- OE exact fit and performance
Detailed Product Description
This accessory drive belt tensioner assembly from Gates features a thermoplastic pulley designed to withstand high temperatures and mechanical stress. The pulley includes six grooves with a V-ribbed contact surface, matching the belt type used in many GM vehicles. The bearing bore inside diameter measures 17 mm (0.67 in), ensuring smooth rotation and reliable belt tension. With an outside diameter of 70 mm and a width of 30 mm, this tensioner fits precisely in the accessory drive belt system of compatible vehicles.
The part number 38328 corresponds to this specific tensioner assembly, which is engineered to meet original equipment (OE) specifications. The single flanged pulley design helps maintain belt alignment and reduces the risk of belt slippage or mis-tracking.
DriveAlign Premium OE Automatic Belt Tensioner Product Line
The DriveAlign Premium OE Automatic Belt Tensioner line by Gates focuses on delivering tensioners that match OE fit, form, and function. This product line is designed to provide consistent belt tension automatically, reducing maintenance needs and improving accessory drive system reliability. The 38328 tensioner is part of this line, offering a direct replacement solution for vehicles requiring precise tensioner specifications.
Compatible Vehicles and Applications
This tensioner assembly is compatible with various Cadillac, Chevrolet, and Pontiac models, including the Camaro, Caprice, Corvette, CTS, G8, and SS. It is specifically designed for vehicles equipped with V-ribbed accessory drive belt systems, ensuring proper fit and function.
- Maintains correct belt tension to prevent slipping
- Reduces belt noise and vibration
- Prevents premature belt wear and damage
- Supports accessory components like alternators and power steering pumps
- Helps avoid engine overheating caused by belt failure
Installation Notes and Tips
When installing the Gates DriveAlign Premium OE Automatic Belt Tensioner 38328, ensure the mounting surface is clean and free of debris. Use the three mounting holes to secure the tensioner firmly in place. Verify that the V-ribbed belt aligns properly with the six-groove pulley to avoid misalignment issues. It is recommended to inspect the belt condition and replace it if worn during tensioner installation.
Quality Assurance and Warranty
Gates manufactures the DriveAlign Premium OE Automatic Belt Tensioner 38328 to meet stringent quality standards, ensuring reliable performance and durability. This tensioner assembly is rated as an OE exact replacement, providing confidence in fit and function. Warranty details are provided by Gates and typically cover defects in materials and workmanship under normal use conditions.
| Brand | Gates |
| Part Number | 38328 |
| Position | DriveAlign Premium OE Automatic Belt Tensioner, Accessory Drive |
| Bearing Bore Inside Diameter | .67 |
| Bearing Bore Inside Diameter | 17 |
| Bearing Bore Inside Diameter 1 (in) | .67 |
| Bearing Bore Inside Diameter 1 (mm) | 17 |
| Belt Type | V-Ribbed |
| Belt Type | V-Ribbed |
| Contact Surface | V-Ribbed Grooved |
| Contents | Tensioner Assy. |
| Groove Quantity | 6 |
| Material | Thermoplastic |
| Mounting Hole Quantity | 3 |
| Number of Grooves | 6 |
| OE Comparison Rating | OE Exact |
| Outside Diameter | 2.76 |
| Outside Diameter | 70 |
| Outside Diameter (in) | 2.76 |
| Outside Diameter (mm) | 70 |
| Pulley 1 Flanged | Yes |
| Pulley 1 Flanged | Yes |
| Pulley Quantity | 1 |
| Width | 1.18 |
| Width | 30 |
| Width (in) | 1.18 |
| Width (mm) | 30 |
This part fits 37 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2017 | Chevrolet | Caprice | 6.0L | V8 | FLEX | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2017 | Chevrolet | SS | 6.2L | V8 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2016 | Chevrolet | Caprice | 6.0L | V8 | FLEX | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2016 | Chevrolet | SS | 6.2L | V8 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2015 | Chevrolet | Camaro | 7.0L | V8 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2015 | Chevrolet | Caprice | 6.0L | V8 | FLEX | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2015 | Chevrolet | SS | 6.2L | V8 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2014 | Chevrolet | Camaro | 7.0L | V8 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2014 | Chevrolet | Caprice | 6.0L | V8 | FLEX | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2014 | Chevrolet | SS | 6.2L | V8 | GAS | N/A | DriveAlign Premium OE Automatic Belt Tensioner |
| 2013 | Chevrolet | Caprice | 6.0L | V8 | FLEX | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2013 | Chevrolet | Corvette | 6.2L | V8 | GAS | Serpentine | DriveAlign Premium OE Automatic Belt Tensioner |
| 2013 | Chevrolet | Corvette | 7.0L | V8 | GAS | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2012 | Chevrolet | Caprice | 6.0L | V8 | FLEX | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2012 | Chevrolet | Corvette | 6.2L | V8 | GAS | Serpentine | DriveAlign Premium OE Automatic Belt Tensioner |
| 2012 | Chevrolet | Corvette | 7.0L | V8 | GAS | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2011 | Chevrolet | Caprice | 6.0L | V8 | FLEX | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2011 | Chevrolet | Corvette | 6.2L | V8 | GAS | Serpentine | DriveAlign Premium OE Automatic Belt Tensioner |
| 2011 | Chevrolet | Corvette | 7.0L | V8 | GAS | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2010 | Chevrolet | Corvette | 6.2L | V8 | GAS | Serpentine | DriveAlign Premium OE Automatic Belt Tensioner |
| 2010 | Chevrolet | Corvette | 7.0L | V8 | GAS | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2009 | Chevrolet | Corvette | 6.2L | V8 | GAS | Serpentine | DriveAlign Premium OE Automatic Belt Tensioner |
| 2009 | Chevrolet | Corvette | 7.0L | V8 | GAS | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2009 | Pontiac | G8 | 6.0L | V8 | GAS | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2009 | Pontiac | G8 | 6.2L | V8 | GAS | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2008 | Chevrolet | Corvette | 6.2L | V8 | GAS | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2008 | Chevrolet | Corvette | 7.0L | V8 | GAS | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2008 | Pontiac | G8 | 6.0L | V8 | GAS | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2007 | Cadillac | CTS | 6.0L | V8 | GAS | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2007 | Chevrolet | Corvette | 6.0L | V8 | GAS | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2007 | Chevrolet | Corvette | 7.0L | V8 | GAS | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2006 | Cadillac | CTS | 6.0L | V8 | GAS | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2006 | Chevrolet | Corvette | 6.0L | V8 | GAS | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2006 | Chevrolet | Corvette | 7.0L | V8 | GAS | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2005 | Cadillac | CTS | 5.7L | V8 | GAS | Serpentine | DriveAlign Premium OE Automatic Belt Tensioner |
| 2005 | Chevrolet | Corvette | 6.0L | V8 | GAS | Accessory Drive | DriveAlign Premium OE Automatic Belt Tensioner |
| 2004 | Cadillac | CTS | 5.7L | V8 | GAS | Serpentine | DriveAlign Premium OE Automatic Belt Tensioner |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.