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Gates 38315 - Accessory Drive Belt Tensioner Assembly
Product Overview
The Gates Accessory Drive Belt Tensioner Assembly, part number 38315, is engineered to deliver exceptional performance and durability for Audi and Volkswagen vehicles. This essential replacement part ensures optimal belt tension and smooth operation of your engine's accessory drive system, making it a vital component for maintaining your vehicle's performance. Manufactured to meet or exceed OEM specifications, the Gates 38315 Tensioner provides reliable functionality and a perfect fit for models using part numbers 07K903315G, 07K903315J, 07K903315N, and 07K903315T. Crafted with high-strength, wear-resistant steel, this premium-grade construction is designed to withstand the rigors of everyday use, ensuring long-lasting durability and performance even in harsh conditions. Choose Gates 38315 for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This Gates 38315 is equivalent to or replaces the following part numbers: 38315, 305609, 89609, 49444, 999348A, 999348, 07K903315G, 07K903315J, 07K903315N, 07K903315T.
Vehicle Compatibility
- Volkswagen Beetle 2.5 L5 (2007–2014)
- Volkswagen Jetta 2.5 L5 (2006–2014)
- Volkswagen Passat 2.5 L5 (2006–2014)
- Volkswagen Golf 2.5 L5 (2006–2014)
- Volkswagen Rabbit 2.5 L5 (2006–2009)
- Audi TT RS Quattro 2.5 L5 (2012–2013)
This may also fits other applications. Please use the vehicle selector tool to verify fitment.
Why Shop at eEuroparts.com?
- Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
- Exclusive Kits That Fitâ„¢ - complete repair solutions with no guesswork
- Fitment Confidence: Our accurate cataloging ensures you get the right part the first time.
- Fast, Reliable Shipping: Orders ship quickly from our U.S.-based warehouses.
- Transparent Pricing: Competitive prices with no hidden fees or surprise charges.
- Established Trust: Serving the European auto community since 2000.
Frequently Asked Questions
What does the Gates 38315 Accessory Drive Belt Tensioner Assembly do?
The Gates Accessory Drive Belt Tensioner Assembly maintains proper tension on the serpentine belt, ensuring that all accessory components such as the alternator, power steering pump, and water pump operate effectively. A properly functioning tensioner helps prevent belt slippage and wear, contributing to the overall performance and longevity of your engine.
How do I know if my Accessory Drive Belt Tensioner needs replacement?
Common signs that the tensioner may need replacement include a squeaking or squealing noise from the engine, visible wear or damage to the tensioner, belt slipping or misalignment, and decreased performance of accessory components. If you notice any of these symptoms, consider inspecting the tensioner for potential issues.
Can I install the Gates 38315 myself?
Yes, the installation of the Gates 38315 Accessory Drive Belt Tensioner Assembly is straightforward and can be done by DIY enthusiasts. However, ensure to follow all safety precautions and manufacturer guidelines during installation.
What are the symptoms of a faulty Accessory Drive Belt Tensioner?
Symptoms of a faulty tensioner may include unusual noises from the engine, such as squeaking or rattling, as well as belt slippage leading to poor performance of various engine accessories. If you see DTCs such as P0016, P0017, it may indicate a failing tensioner.
Why should I choose Gates for my Accessory Drive Belt Tensioner needs?
Gates is renowned for high-quality automotive parts that meet or exceed OEM standards. Order Gates 38315 today for a factory-correct replacement that restores safety and performance.
Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.
- BrandGates
- ManufacturerGates
- MPN38315
- Part TypeAccessory Drive Belt Tensioner Assembly
- OE Part Numbers07K903315T, 07K903315G, 07K903315N, 07K903315J
- Cross Reference Numbers89609, 38315, URO-014366, URO014366, 305609, 999348A, 999348, 49444
- FeaturesBearing Bore Inside Diameter : .67
Bearing Bore Inside Diameter : 17
Belt Type : V-Ribbed
Contact Surface : Smooth/Backside
Contents : Tensioner Assy., Bolt
Grade Type : OE Exact
Material : Thermoplastic
Mounting Hole Quantity : 1
Outside Diameter 1 (in) : 2.56
Outside Diameter 1 (mm) : 65
Pulley 1 Flanged : No
Pulley Quantity : 1
Width 1 (in) : .87
Width 1 (mm) : 22
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2013 | Audi | TT RS Quattro | Base (2.5 L5 GAS) | Position: Alternator |
| 2013 | Volkswagen | Beetle | Base (2.5 L5 GAS) | Position: Alternator |
| 2013 | Volkswagen | Golf | Base (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2013 | Volkswagen | Jetta | S (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2013 | Volkswagen | Jetta | SE (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2013 | Volkswagen | Jetta | SEL (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2013 | Volkswagen | Passat | S (2.5 L5 GAS) | Position: Alternator |
| 2013 | Volkswagen | Passat | SE (2.5 L5 GAS) | Position: Alternator |
| 2013 | Volkswagen | Passat | SEL (2.5 L5 GAS) | Position: Alternator |
| 2013 | Volkswagen | Passat | SEL Premium (2.5 L5 GAS) | Position: Alternator |
| 2013 | Volkswagen | Passat | Wolfsburg Edition (2.5 L5 GAS) | Position: Alternator |
| 2012 | Audi | TT RS Quattro | Base (2.5 L5 GAS) | Position: Alternator |
| 2012 | Volkswagen | Beetle | Base (2.5 L5 GAS) | Position: Alternator |
| 2012 | Volkswagen | Golf | Base (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2012 | Volkswagen | Jetta | S (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2012 | Volkswagen | Jetta | SE (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2012 | Volkswagen | Jetta | SEL (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2012 | Volkswagen | Passat | S (2.5 L5 GAS) | Position: Alternator |
| 2012 | Volkswagen | Passat | SE (2.5 L5 GAS) | Position: Alternator |
| 2012 | Volkswagen | Passat | SEL (2.5 L5 GAS) | Position: Alternator |
| 2012 | Volkswagen | Passat | SEL Premium (2.5 L5 GAS) | Position: Alternator |
| 2005 | Volkswagen | Jetta | 2.5 (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2014 | Volkswagen | Beetle | Base (2.5 L5 GAS) | Position: Alternator |
| 2014 | Volkswagen | Golf | Base (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2014 | Volkswagen | Jetta | S (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2014 | Volkswagen | Jetta | SE (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2014 | Volkswagen | Passat | S (2.5 L5 GAS) | Position: Alternator |
| 2014 | Volkswagen | Passat | SE (2.5 L5 GAS) | Position: Alternator |
| 2014 | Volkswagen | Passat | Wolfsburg Edition (2.5 L5 GAS) | Position: Alternator |
| 2011 | Volkswagen | Golf | Base (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2011 | Volkswagen | Jetta | S (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2011 | Volkswagen | Jetta | SE (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2011 | Volkswagen | Jetta | SEL (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2010 | Volkswagen | Beetle | Base (2.5 L5 GAS) | Position: Alternator |
| 2010 | Volkswagen | Golf | Base (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2010 | Volkswagen | Jetta | S (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2010 | Volkswagen | Jetta | SE (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2010 | Volkswagen | Jetta | SEL (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2009 | Volkswagen | Beetle | Base (2.5 L5 GAS) | Position: Alternator |
| 2009 | Volkswagen | Jetta | S (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2009 | Volkswagen | Jetta | SE (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2009 | Volkswagen | Jetta | SEL (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2009 | Volkswagen | Rabbit | S (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2008 | Volkswagen | Beetle | S (2.5 L5 GAS) | Position: Alternator |
| 2008 | Volkswagen | Beetle | SE (2.5 L5 GAS) | Position: Alternator |
| 2008 | Volkswagen | Jetta | S (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2008 | Volkswagen | Jetta | SE (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2008 | Volkswagen | Jetta | SEL (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2008 | Volkswagen | Rabbit | S (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2007 | Volkswagen | Beetle | 2.5 (2.5 L5 GAS) | Position: Alternator |
| 2007 | Volkswagen | Jetta | 2.5 (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2007 | Volkswagen | Jetta | Wolfsburg Edition (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2007 | Volkswagen | Rabbit | 2.5 (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2006 | Volkswagen | Beetle | 2.5 (2.5 L5 GAS) | Position: Alternator |
| 2006 | Volkswagen | Jetta | 2.5 (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2006 | Volkswagen | Jetta | Value Edition (2.5 L5 GAS) | Position: Alternator and Water Pump |
| 2006 | Volkswagen | Rabbit | 2.5 (2.5 L5 GAS) | Position: Alternator and Water Pump |
Warranty Overview
At eEuroparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.
Standard Warranty – Most Parts
Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.
Protection: Defects in materials or workmanship under normal personal use.
Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.
Exclusions:
Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)
Commercial, fleet, rideshare, off-road, or racing use
Improper installation, misuse, accidents, or modifications
Not Covered: Labor, shipping, towing, or incidental costs.
Bison Performance Warranty – Our House Brand
Coverage: Limited Lifetime Warranty for as long as you own your vehicle.
Applies To: All products sold under the Bison Performance label.
Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.
Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).
What’s Included: Replacement of the defective product (labor and shipping excluded).
Warranty Claim Requirements
To keep claims fast and fair, we require:
Proof of purchase (invoice or order confirmation).
Photos or videos showing the defective part, order number, date, VIN, and odometer reading.
Diagnostic reports or part returns for non-visible issues may be requested.
Claims must be truthful, properly documented, and reflect normal consumer use.
Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.
For full details and exclusions, please see our complete Warranty Terms & Conditions.
This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.
Return Policy Overview
Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
To start a return, contact customer support via Chat or Contact Us.
Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)
Refunds: Issued to your original payment method within 3–5 business days after inspection
Exchanges: Not automatic — please return and reorder
Replacements: May be approved for incorrect or defective items reported within 7 days
Not returnable:
Used or installed parts
Electrical components
Opened filter kits, gaskets, or contaminated items
Final sale or custom orders
Important Notes:
Return shipping is your responsibility unless we made a verified error
Fitment is the customer’s responsibility (we can assist, but do not guarantee)
Country of origin may vary and is not grounds for return
For complete details, please see our full Return Policy.
This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.
Fast, Reliable Shipping — Straight to Your Door
We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.
We use trusted carriers like UPS, FedEx, and USPS.
Tracking info is emailed to you as soon as your order ships.
Delivery estimates at checkout are based on carrier data, but not guaranteed.
Need help with a shipment?
If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.
For complete details, please see our full Shipping Policy.
This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.









