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Gates 38211 - Accessory Drive Belt Tensioner Assembly
Product Overview
The Gates Accessory Drive Belt Tensioner Assembly (part number 38211) is a top-quality replacement part designed specifically for Mercedes-Benz vehicles. Engineered to meet or exceed OEM standards, this tensioner assembly provides exceptional durability and reliability, ensuring optimal performance in your vehicle's engine system. One of the standout features of the Gates Accessory Drive Belt Tensioner Assembly is its premium-grade construction. Built to withstand the high temperatures and stresses associated with engine operation, this part ensures a long-lasting service life. The precise fit and exacting tolerances help maintain optimal belt tension, preventing belt slip and contributing to peak engine performance. Additionally, it comes with all necessary hardware and instructions for an easy installation, making it an ideal choice for DIY enthusiasts and professional mechanics alike. Choose Gates 38211 for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This Gates 38211 is equivalent to or replaces the following part numbers: ACDelco 38211, Carquest 38211, Dayco 305344, Dayco 89674, Flennor FS27099, Goodyear 49356, Litens 950104A, Mercedes-Benz 1042000870, NAPA Belts/Hose 38211, Tendeco 950104.
Vehicle Compatibility
- Mercedes-Benz S320 3.2 L6 (1995–1999)
- Mercedes-Benz SL320 3.2 L6 (1996–1999)
- Mercedes-Benz E320 3.2 L6 (1994–1995)
- Mercedes-Benz 300E 3.2 L6 (1993)
- Mercedes-Benz 300E 2.8 L6 (1993)
- Mercedes-Benz 300TE 3.2 L6 (1993)
This may also fit 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 Fit - 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 38211 Accessory Drive Belt Tensioner Assembly do?
The accessory drive belt tensioner assembly plays a crucial role in your vehicle's engine system by maintaining the correct tension on the accessory drive belts. This helps to ensure that the belts operate smoothly and efficiently, which is essential for the performance of various engine components.
How do I know if my Accessory Drive Belt Tensioner Assembly needs replacement?
Common signs that the accessory drive belt tensioner may need replacement include squeaking or squealing noises from the engine, visible wear or damage to the tensioner or belts, and poor belt performance leading to accessories not functioning properly.
Can I install the Gates 38211 myself?
Yes, the Gates 38211 can be installed by DIY enthusiasts. Ensure to follow the provided instructions carefully and take necessary precautions to avoid any installation errors.
What are the symptoms of a faulty Accessory Drive Belt Tensioner Assembly?
Symptoms of a failing accessory drive belt tensioner may include unusual noises from the engine, such as squealing, and reduced performance of engine accessories. If you experience these issues, it may indicate a problem with the tensioner assembly.
Why should I choose Gates for my Accessory Drive Belt Tensioner Assembly needs?
Gates is a trusted brand known for high-quality automotive parts. Order Gates 38211 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
- MPN38211
- Part TypeAccessory Drive Belt Tensioner Assembly
- OE Part Numbers1042000870
- Cross Reference Numbers89674, 305674, 38211, 49356, 305344, FS27099, 950104, 4072, 950104A
- FeaturesBelt Type : V-Ribbed
Contents : Tensioner Assy.
Grade Type : OE Exact
Material : N/A
Mounting Hole Quantity : 3
Pulley 1 Groove Quantity : N/A
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 1999 | Mercedes-Benz | S320 | LWB (3.2 L6 GAS) | Notes: Eng. No. 12031210 & After |
| 1999 | Mercedes-Benz | S320 | SWB (3.2 L6 GAS) | Notes: Eng. No. 12031210 & After |
| 1998 | Mercedes-Benz | S320 | LWB (3.2 L6 GAS) | Notes: Eng. No. 12031210 & After |
| 1998 | Mercedes-Benz | S320 | SWB (3.2 L6 GAS) | Notes: Eng. No. 12031210 & After |
| 1997 | Mercedes-Benz | S320 | LWB (3.2 L6 GAS) | Notes: Eng. No. 12031210 & After |
| 1997 | Mercedes-Benz | S320 | SWB (3.2 L6 GAS) | Notes: Eng. No. 12031210 & After |
| 1996 | Mercedes-Benz | S320 | LWB (3.2 L6 GAS) | Notes: Eng. No. 12031210 & After |
| 1996 | Mercedes-Benz | S320 | SWB (3.2 L6 GAS) | Notes: Eng. No. 12031210 & After |
| 1996 | Mercedes-Benz | SL320 | Base (3.2 L6 GAS) | Notes: Eng. No. 009986 & After |
| 1995 | Mercedes-Benz | E320 | Base (3.2 L6 GAS) | Notes: Eng. No. 072237 & After |
| 1995 | Mercedes-Benz | S320 | LWB (3.2 L6 GAS) | Notes: Eng. No. 12031210 & After |
| 1995 | Mercedes-Benz | S320 | SWB (3.2 L6 GAS) | Notes: Eng. No. 12031210 & After |
| 1995 | Mercedes-Benz | SL320 | Base (3.2 L6 GAS) | Notes: Eng. No. 009986 & After |
| 1994 | Mercedes-Benz | E320 | Base (3.2 L6 GAS) | Notes: Eng. No. 072237 & After |
| 1994 | Mercedes-Benz | S320 | LWB (3.2 L6 GAS) | Notes: Eng. No. 12031210 & After |
| 1994 | Mercedes-Benz | S320 | SWB (3.2 L6 GAS) | Notes: Eng. No. 12031210 & After |
| 1994 | Mercedes-Benz | SL320 | Base (3.2 L6 GAS) | Notes: Eng. No. 009986 & After |
| 1993 | Mercedes-Benz | 300E | 2.8 (2.8 L6 GAS) | Notes: Eng. No. 048697 & After |
| 1993 | Mercedes-Benz | 300E | Base (3.2 L6 GAS) | Notes: Eng. No. 072237 & After |
| 1993 | Mercedes-Benz | 300TE | Base (3.2 L6 GAS) | Notes: Eng. No. 072237 & After |
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.









