1. Tensioners & Pulleys Parts
  2. sku: 7471458134748721
  3. MERCEDES 139-050-47-00

MERCEDES 139-050-47-00 Chain Tensioner Benz

fits make: Mercedes.

139-050-47-00 Mercedes-benz Genuine Chain Tensioner

( Manufacturer Part Number: 139-050-47-00 ), ( Part Type: Chain ), ( Genuine Oem: Yes ), ( Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Parts Included: Only Part Reference 0 On The Diagram Is Included )

Review MERCEDES benz Genuine Chain Tensioner

The Mercedes-Benz 139-050-47-00 chain tensioner is an essential component of your Mercedes-Benz vehicle's engine system. Designed to maintain the optimal tension of the engine's timing chain, this part ensures the smooth and efficient operation of your engine.

This tensioner is a precision-engineered component, manufactured to meet the high standards of Mercedes-Benz. It is made of robust materials, including a durable steel housing and high-quality rubber components, to ensure long-lasting performance and reliability.

The 139-050-47-00 chain tensioner features a unique design that allows it to automatically adjust the tension of the timing chain as it wears or expands due to heat. This automatic adjustment helps to prevent the timing chain from slacking, which can cause damage to the engine.

The tensioner also includes an integrated oil seal, which helps to prevent oil leaks from the engine. This seal is designed to last the lifetime of the tensioner, providing an additional layer of protection for your engine.

Installation of the Mercedes-Benz 139-050-47-00 chain tensioner is a straightforward process, requiring no special tools or extensive mechanical knowledge. The tensioner comes with clear installation instructions, making it easy for even the most novice of DIY mechanics to complete the job.

In summary, the Mercedes-Benz 139-050-47-00 chain tensioner is a crucial component of your engine system, designed to maintain the optimal tension of the timing chain and ensure the smooth and efficient operation of your Mercedes-Benz vehicle. With its robust design, automatic tension adjustment, and integrated oil seal, this tensioner is a reliable and effective solution for keeping your engine running at its best.

Buying a Mercedes-Benz chain tensioner (part number 139-050-47-00) involves considering its potential benefits and drawbacks. Here's a detailed analysis:

Benefits:

1. Original Equipment: This chain tensioner is a Mercedes-Benz original part, ensuring a perfect fit and optimal performance for your vehicle.

2. Enhanced Engine Performance: A faulty or worn-out chain tensioner can affect the engine's performance and cause issues like rough idling, misfiring, or even engine damage. Replacing it with a new one can help maintain proper engine function.

3. Smooth Driving Experience: A well-functioning chain tensioner ensures the engine's timing chain remains properly tensioned, resulting in a smoother and more comfortable driving experience.

4. Long-term Reliability: By investing in a new chain tensioner, you can ensure the reliability of your vehicle's engine for the long term.

Drawbacks:

1. Cost: Replacing a chain tensioner can be an expensive repair, especially for luxury vehicles like Mercedes-Benz. It's essential to consider the cost-benefit analysis before making the purchase.

2. Labor Costs: The installation of a new chain tensioner requires professional expertise, which adds to the overall cost of the repair.

3. Availability: Finding a Mercedes-Benz dealership or a trusted mechanic to source and install the part can be time-consuming and may require some planning.

Conclusion:

The Mercedes-Benz chain tensioner (139-050-47-00) is an essential part for maintaining the optimal performance and longevity of your vehicle's engine. While the upfront cost can be high, the benefits, such as improved engine performance, a smoother driving experience, and long-term reliability, make the investment worthwhile.

Recommendation:

If you suspect that your Mercedes-Benz vehicle's chain tensioner is faulty or worn-out, it's recommended to have it inspected by a trusted mechanic or Mercedes-Benz dealership. They can diagnose the issue and provide you with an accurate estimate for the repair, including the cost of the new chain tensioner and labor. This way, you can make an informed decision about whether the investment is worth it for your specific situation.

Details:

Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. Parts must be resalable and in the original packaging. Electrical parts are not returnable.

part #: 1390504700 prices

  • $196.80-$208.00

specifications tensionpull:

  • for makes: Mercedes
  • mpn: 139-050-47-00
  • part type: Chain
  • genuine oem: Yes
  • warranty: 1 Year
  • fitment type: Direct Replacement
  • parts included: Only Part Reference 0 On The Diagram Is Included

seller tensionpull:

  • city: San Diego, California
  • rating: 99.7%
  • # reviews: 2088

payments tensionpull:

  • credit card: Mastercard
  • wallet: Paypal
  • other

general tensionpull:

  • Engines Engine Parts > Timing Components Kits > Tensioners Pulleys
  • condition: New

offer tensionpull:

  • started: May 5, 2026
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • quantity: 2

returns tensionpull:

  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted

shipping tensionpull:

  • type: Fixed
  • class: Standard
  • transit: 4-10 Days
  • service: Standard
  • cost: $25.41
for makes: mercedes, part type: chain, genuine oem: yes, warranty: 1 year, fitment type: direct replacement, parts included: only part reference 0 on the diagram is included,
category: auto parts > engines engine parts > timing components kits > tensioners pulleys, sku: 7471458134748721,

Mercedes 139-050-47-00 Is Similar To:

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2 offers $196.80–$208.00 USD
  • Offer #1: $196.80 price + $25.41 shipping estimate = $222.21* total.+$25.41 shipping
  • Offer #2: $208.00 price + $14.00 shipping estimate = $222.00* total.+$14.00 shipping

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