BMW 11-31-7-797-898 Engine Timing Chain Tensioner

( Manufacturer Part Number: 11-31-7-797-898 ), ( Part Type: Timing Engine Chain ), ( Genuine Oem: Yes ), ( Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Year: 2014 2015 2016 2017 2018 ), ( Parts Included: Only Part Reference 18 On The Diagram Is Included )

Review BMW Genuine Engine Timing Chain Tensioner fits 2014–2018

The BMW 11-31-7-797-898 engine timing chain tensioner is a crucial component of your BMW's engine system that plays a significant role in maintaining proper engine timing and ensuring smooth engine operation. This tensioner is specifically designed for use in certain BMW models, including some versions of the 3-Series, 5-Series, and 7-Series cars.

The BMW 11-31-7-797-898 engine timing chain tensioner is an advanced design that utilizes a variable-length steel chain to apply the necessary tension to the timing chain, allowing it to maintain optimal engine timing under various operating conditions. The tensioner features a self-adjusting design, which means it automatically adjusts to compensate for any wear or stretching of the timing chain over time, ensuring consistent performance and minimizing the need for manual adjustments.

The tensioner housing is made from high-strength aluminum, which helps to keep weight down while providing excellent durability. The housing is also designed with precise machining and a secure mounting system to ensure a stable and vibration-free installation.

The BMW 11-31-7-797-898 engine timing chain tensioner also includes a hydraulic system that uses engine oil pressure to help apply the necessary tension to the timing chain. This design not only provides excellent tensioning force but also allows for a more efficient and quieter operation compared to traditional mechanical tensioners.

When it comes to installation, the BMW 11-31-7-797-898 engine timing chain tensioner is designed to be a straightforward and hassle-free process. The tensioner comes complete with all necessary hardware, including new bolts and seals, making it easy to replace as a part of a routine engine maintenance procedure. Additionally, the tensioner is backed by BMW's OEM quality and reliability, giving you peace of mind knowing that you're using a genuine BMW part.

In summary, the BMW 11-31-7-797-898 engine timing chain tensioner is a vital component of your BMW's engine system that ensures optimal engine timing and smooth operation. Its advanced design features a self-adjusting steel chain, variable-length tensioner arm, and a hydraulic system that uses engine oil pressure to apply tension. The housing is made of high-strength aluminum and is designed for easy installation, making it an excellent choice for BMW owners looking to maintain the performance and reliability of their vehicle.

The BMW 11-31-7-797-898 engine is a part of the N52 engine family, which is known for its inline-6 cylinder configuration and advanced technology. One of the components of this engine that requires periodic maintenance is the timing chain tensioner. Here are some pros and cons of buying a new BMW timing chain tensioner.

1. Improved Performance: A new timing chain tensioner can help ensure that the engine's valves and pistons are timed correctly, leading to improved engine performance.

2. Reduced Noise: A faulty timing chain tensioner can cause noise from the engine. Replacing it can help reduce engine noise and improve the driving experience.

3. Longer Engine Life: Timing chain tensioner failure can lead to more significant engine damage if left unaddressed. By replacing the tensioner, you can help extend the life of your engine.

4. Peace of Mind: Knowing that a critical engine component is in good working order can give you peace of mind and help you avoid unexpected repair costs down the line.

1. Cost: A new BMW timing chain tensioner can be an expensive repair, with prices ranging from $500 to $1,000 or more, depending on the labor costs and the specific model of the vehicle.

2. Complexity: Replacing the timing chain tensioner is a complex procedure that requires specialized tools and knowledge. It is not a DIY job for most people.

3. Potential for Additional Repairs: Timing chain tensioner failure can be a sign of other underlying engine issues. Replacing the tensioner may uncover the need for additional repairs, which can add to the overall cost.

The decision to buy a new BMW timing chain tensioner depends on various factors, including the age and condition of your vehicle, your driving habits, and your budget. If you have experienced engine noise or other symptoms of tensioner failure, it's essential to address the issue promptly. However, if your vehicle is in good condition and you're looking to avoid unnecessary repair costs, it may be worth considering preventative maintenance, such as regular oil changes and timing belt replacements, to help extend the life of the tensioner and the engine.

If you're experiencing symptoms of timing chain tensioner failure or have reason to believe that the component may be failing soon, it's recommended that you consult with a certified BMW mechanic to assess the condition of your engine and determine if a new timing chain tensioner is necessary. If you're looking to avoid costly repairs down the line, consider investing in regular maintenance and keeping up with recommended service intervals.

Details:

Idler to Cam. 535d, 535dxi. Genuine BMW Parts. 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. Long tensioner arm. In-stock orders ship within 24 hours.

part #: 11317797898 prices

• $35.13-$181.99

specifications tensionpull:

• for makes: Bmw
• for years: 2014-2018
• mpn: 11-31-7-797-898
• part type: Timing Engine Chain
• genuine oem: Yes
• warranty: 1 Year
• fitment type: Direct Replacement
• year: 2014 2015 2016 2017 2018
• parts included: Only Part Reference 18 On The Diagram Is Included

returns tensionpull:

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

offer tensionpull:

• availability: In Stock
• quantity: 4
• started: May 31, 2025
• sold: 0
• options: Ship-to-home

shipping tensionpull:

• class: Standard, Expedited, One-day
• transit: 5-10 Days
• cost: $16.91
• service: Standard, Expedited, Overnight
• type: Fixed

general tensionpull:

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

payments tensionpull:

• other
• credit card: Visa
• wallet: Google-pay

seller tensionpull:

• city: Irvine, California
• # reviews: 1094
• rating: 98.9%

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