BMW 11-31-0-731-115 Engine Timing Chain Tensioner

( Manufacturer Part Number: 11-31-0-731-115 ), ( Model: 535I 735I 735IL 635CSI M6 ), ( Part Type: Timing Engine Chain ), ( Genuine Oem: Yes ), ( Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Year: 1985 1986 1987 1988 1989 1990 1991 1992 1993 )

Review BMW Genuine Engine Timing Chain Tensioner fits 535I 1985–1993

The BMW 11-31-0-731-115 engine timing chain tensioner is an essential component of the BMW 4-cylinder N20 engine, specifically found in various models produced between 2004 and 2015. This tensioner plays a crucial role in maintaining the proper position and tension of the engine's timing chain.

The design of the BMW 11-31-0-731-115 engine timing chain tensioner is sophisticated and robust. It is manufactured from high-strength materials, ensuring durability and reliability even under the most demanding driving conditions. The tensioner housing is made of aluminum, while the tensioner arm is engineered from steel. These materials provide the necessary strength to effectively control the timing chain's tension.

The BMW 11-31-0-731-115 engine timing chain tensioner features a unique and innovative design that employs a variable-length tensioner arm. This design enables the tensioner to adapt to the engine's thermal expansion and contraction, ensuring optimal chain tension at all times. The tensioner arm is connected to the engine block via a hydraulic system, which uses engine oil pressure to apply the required tension to the timing chain.

The BMW 11-31-0-731-115 engine timing chain tensioner is designed to be a maintenance-free component. However, like any other engine part, it may wear out or fail over time due to regular use or extreme driving conditions. When this happens, it is essential to replace the tensioner to prevent potential engine damage.

Installing the BMW 11-31-0-731-115 engine timing chain tensioner is a task best left to a professional mechanic. The process involves removing the engine cover, timing belt, and various other components to access the timing chain and tensioner. Proper installation ensures the tensioner functions correctly and maintains the engine's optimal performance.

In summary, the BMW 11-31-0-731-115 engine timing chain tensioner is a crucial component that plays a vital role in the proper functioning of the BMW N20 engine. Its sophisticated design, including a variable-length tensioner arm and a hydraulic system, ensures optimal chain tension and enables the engine to operate efficiently and reliably. Regular maintenance and timely replacement when needed are essential to ensure the longevity of the tensioner and the overall health of the engine.

1. Reliability: Replacing a worn-out timing chain tensioner can prevent serious engine damage, as a faulty tensioner can cause the timing chain to slip, leading to misfires, reduced performance, and even engine failure.

2. Improved Engine Performance: A new timing chain tensioner ensures proper chain tension, which results in improved engine performance. This includes better fuel efficiency and increased power output.

3. Peace of Mind: By addressing this issue proactively, you can have peace of mind knowing that your BMW's engine is running smoothly and efficiently.

1. Cost: Replacing the timing chain tensioner in a BMW can be expensive, as it's a complex component that requires specialized knowledge and tools to access and replace. Labor costs can add significantly to the overall price.

2. Time-Consuming: The process of replacing the timing chain tensioner can be time-consuming, as it involves removing various engine components to access the tensioner. This could mean that your BMW will be out of commission for several hours or even days.

3. Risk of Damaging Other Components: The process of replacing the timing chain tensioner can be complex, and there is a risk of damaging other engine components if not done correctly. This could lead to additional repair costs.

The decision to buy a BMW 11-31-0-731-115 engine timing chain tensioner depends on several factors, including your budget, the current condition of your BMW's engine, and your personal preference for maintaining your vehicle. If you prioritize reliability, improved engine performance, and peace of mind, then replacing the timing chain tensioner is a worthwhile investment. However, if the cost and time required for the replacement are significant concerns, you may want to consider other options, such as extending the life of the existing tensioner or selling the vehicle and purchasing a newer model. Ultimately, it's essential to weigh the benefits and drawbacks carefully and consult with a trusted mechanic to help make an informed decision.

If you've determined that replacing the BMW 11-31-0-731-115 engine timing chain tensioner is the best course of action for your vehicle, it's crucial to choose a reputable parts supplier and a skilled mechanic to perform the replacement. Researching the market for the best price on the part and comparing quotes from various mechanics can help ensure that you're getting a fair deal. Additionally, consider the potential benefits of investing in a high-quality aftermarket timing chain tensioner, which may offer improved performance and longevity compared to the original equipment manufacturer (OEM) part.

Details:

Electrical parts are not returnable. We proudly support BMW drivers, independent repair facilities, and DIY enthusiasts throughout the Chicago land area across country. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. Accurate fitment for all BMW model's.

Parts must be resalable and in the original packaging. Genuine BMW Engine Timing Chain Tensioner 11-31-0-731-115: Parts: Spring.

part #: 11310731115 prices

• $10.45-$29.42

specifications tensionpull:

• for makes: Bmw
• for years: 1985-1993
• mpn: 11-31-0-731-115
• model: 535i 735i 735il 635csi M6
• part type: Timing Engine Chain
• genuine oem: Yes
• warranty: 1 Year
• fitment type: Direct Replacement
• year: 1985 1986 1987 1988 1989 1990 1991 1992 1993

returns tensionpull:

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

seller tensionpull:

• # reviews: 0
• rating: 0.0%
• city: Elmhurst, Illinois

offer tensionpull:

• started: December 19, 2025
• options: Ship-to-home
• availability: In Stock
• quantity: 4
• sold: 0

shipping tensionpull:

• type: Fixed
• transit: 4-8 Days
• service: UPS Ground, UPS 2nd Day Air, UPS Next Day Air Saver
• cost: $0.00
• carrier: UPS
• class: Standard, Expedited, One-day

general tensionpull:

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

payments tensionpull:

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

Bmw 11-31-0-731-115 Is Similar To:

• Bmw 11317617475 2017 740le Xdrive Timing Chain Tensioner 7617475 (63.4% similar) Please here to view details 2017 bmw 740LE drive - timing chain tensioner 7617475: condition notes this part comes as shown in the picture. Part fitment and compatibility. Remember left means the drivers side of vehicle and right passengers in our listings...(May 24th, 2024)
• Bmw 1137 7603979 07 2012-2018 328i N20 Valvetronic Timing Actuator (36.2% similar) 2012-2018 bmw 328I N20 - / timing actuator 7603979.: used.: ups ground...(May 28th, 2024)
• Bmw 11317834162 2006-2010 M5 5.0l Timing Chain Tensioner 7834162 (63.4% similar) Please here to view details 2006 -2010 bmw m5 - 5.0L timing chain tensioner 7834162: condition notes this part comes as shown in the picture. Remember left means the drivers side of vehicle and right passengers in our listings. Part fitment and compatibility...(May 30th, 2024)
• Bmw 11317532056 2012-2018 640i Chain Tensioner 7532056 (53.1% similar) 2012 -2013BMW328ICONVERTIBLE, coupe 2.0L gas turbo, 3.0 Galsworthy N51 salve engine. Remember left means the drivers side of vehicle and right passengers in our listings. Please here to view details 2012 -2018 bmw 640I - chain tensioner 7532056: condition notes this part comes as shown in...(June 14th, 2024)
• Bmw 11.311439552 Timing Chain Tensioner From 2007 X5 4.8 (58.4% similar) Please replace such items as required for proper installation. X5 07-10 4.8L...(June 14th, 2024)
• Bmw 1726774 96-02 Z3 E36 Roadster Engine Motor Belt Tensioner With Pulley Oem (41.8% similar) Here to see. Shipping prices for ground apply only to the continental USA. All the parts are tested either before or after removal from vehicle. All electronics are tested before removed from vehicle. Item may show light scuffs, scratches or other imperfections as a...(June 18th, 2024)
• Bmw Cf290r10084 1985 E23 E24 E28 M30 Engine Crankshaft Balancer Pulley Oem Lm79 For Ac (33.6% similar) This is for an M30 with air conditioning it made 2 belts...(June 22nd, 2024)
• Bmw 11311726305 1997-2002 Z3 Upper Timing Chain Tensioner 1726305 (58.1% similar) Part fitment and compatibility. Remember left means the drivers side of vehicle and right passengers in our listings. 1994 -1995BMW325ISCOUPE2.5 lags vehicles with production date between 09/ 1992 and 03/1995. 1992 -1993BMW325ISCOUPE2.5 lags vehicles with production date up to 09/ 1992 ...(June 22nd, 2024)
• Bmw 11311703747 2001-2006 X5 Timing Tensioner Piston 1703747 (52.1% similar) 2001 -2005BMW325ISEDAN, wagon 2.5 lags, 2006 BMW325ISEDAN2.5 lags, 3.0 lags, 1994 -1995BMW325ISCOUPE2.5 lags vehicles with production date after 09/ 1994 . Part fitment and compatibility. Please here to view details 2001 - 2006 bmw x5 - timing tensioner piston 1703747: condition notes this...(July 3rd, 2024)
• Bmw 11311703746 2004-2006 X3 Timing Tensioner Cylinder 1703746 (46.3% similar) 2001-2005BMW325ISEDAN, wagon 2.5 lags, 2006 BMW325ISEDAN2.5 lags, 3.0 lags, 1994 -1995BMW325ISCOUPE2.5 lags vehicles with production date after 09/ 1994 . Part fitment and compatibility. Please here to view details 2004 - 2006 bmw x3 - timing tensioner cylinder 1703746: condition notes this...(July 3rd, 2024)
• Bmw 758472302 Timing Chain Tensioner From 2013 X5 3.0 (52.7% similar) X5 12 3.0L, gasoline turbo, from 3/12. Please replace such items as required for proper installation. X5 13 3.0L, gasoline turbo. X6 13-14 6 cylinder XDRIVE35I, 3.0L, turbo...(July 4th, 2024)