Product Description
BELT IDLER PULLEY For BMW 740Li, 740i, X6,
Drive Belt Idler Pulley:
The drive belt idler pulley works in conjunction with the tensioner pulley/tensioner assembly to maintain tension on the belt as well as CZPT the belt. Idler pulleys are also used to achieve ideal belt routing around the engine drive accessories such as the power steering pump, water pump, A/C compressor, and alternator.
The idler pulley is an often overlooked maintenance item but it is just as important as the belt tensioner itself. In most cases it is recommended to replace the idler pulley at the same time as the belt tensioner.
Drive Belt Idler Pulley Failure Symptoms:
Visible wear or grooves on pulley
Belt squealing
Chirping or grinding sounds coming from pulley bearing
Odd or uneven belt wear
Misalignment of pulley when compared to mounting surface
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| Notes Important part details |
Year | Make | Model | Trim | Engine |
|---|---|---|---|---|---|
| Â | 2012 | BMW | 740Li | Base Sedan 4-Door | 3.0L 2979CC l6 GAS DOHC Turbocharged |
| Â | 2012 | BMW | 740i | Base Sedan 4-Door | 3.0L 2979CC 182Cu. In. l6 GAS DOHC Turbocharged |
| Â | 2012 | BMW | 740i | Base Sedan 4-Door | 3.0L 2979CC l6 GAS DOHC Turbocharged |
| Â | 2012 | BMW | 740i | Base Sedan 4-Door | 4.4L 4395CC 268Cu. In. V8 GAS DOHC Turbocharged |
| Â | 2012 | BMW | 740i | Base Sedan 4-Door | 6.0L 5972CC 364Cu. In. V12 GAS DOHC Turbocharged |
| Â | 2012 | BMW | 740i | M Sport Sedan 4-Door | 3.0L 2979CC 182Cu. In. l6 GAS DOHC Turbocharged |
| Â | 2011 | BMW | 740Li | Base Sedan 4-Door | 3.0L 2979CC l6 GAS DOHC Turbocharged |
| Â | 2011 | BMW | 740i | Base Sedan 4-Door | 3.0L 2979CC 182Cu. In. l6 GAS DOHC Turbocharged |
| Â | 2011 | BMW | 740i | Base Sedan 4-Door | 3.0L 2979CC l6 GAS DOHC Turbocharged |
| Â | 2011 | BMW | 740i | Base Sedan 4-Door | 4.4L 4395CC 268Cu. In. V8 GAS DOHC Turbocharged |
| Â | 2011 | BMW | 740i | Base Sedan 4-Door | 6.0L 5972CC 364Cu. In. V12 GAS DOHC Turbocharged |
| Engine: 3.0 L6 | 2571 | BMW | X6 | xDrive35i Sport Utility 4-Door | 3.0L 2979CC l6 GAS DOHC Turbocharged |
| Engine: 3.0 L6 | 2009 | BMW | X6 | xDrive35i Sport Utility 4-Door | 3.0L 2979CC l6 GAS DOHC Turbocharged |
| Engine: 3.0 L6 | 2008 | BMW | X6 | xDrive35i Sport Utility 4-Door | 3.0L 2979CC l6 GAS DOHC Turbocharged |
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Company Details:
HangZhou CZPT Auto Parts Industry Co., Ltd is a family owned company, established in 2005.
As a real, direct and professional manufacture in China, CZPT has grown to become 1 of greatest manfacturer and exporter in Performance parts, include intake system, exhaust system, cooling system, interior&exterior parts etc.
We own a factory located in HangZhou, HangZhou, which has 8000 square meter, tens of machine, 150 workers, 15 person sales tean, 5 R&D department. Our customers cover North American, South American, Asia, Middle east and Europe. We export the millions of USD per year. Looking forward to have a nice cooperation with you
 Why Choose YiBai?
It’s simple. The YiBai Company is built on delivering more Quality, Reliability, and Value than any other manufacturer. Whether supplying the world’s automakers with reliable OE parts, or developing aftermarket replacement parts at or above spec, YiBai’s line of products are built to deliver superior all-around performance every day. Â
Aftermarket Parts Built At or Above Specification
The quality of YiBai parts is guaranteed because every component that leaves a YiBai factory has been designed with precision, manufactured to the strictest OE standards or above, and subjected to rigorous safety and performance tests. In the end, it all comes down to quality – that’s what the YiBai name stands for.
Measure Everything for a First Time Fit
Our First Time Fit philosophy attracts attention throughout the automotive world, while our commitment to pushing technology into the future and continually sets us apart around the globe.First Time Fit is a promise that YiBai makes to the aftermarket, by providing products that are OE grade or better – and fits the first time.
Our Service
1. OEM Manufacturing welcome: Product, Package…Â
2. Sample orderÂ
3. We will reply you for your inquiry in 24 hours.
4. After sending, we will track the products for you once every 2 days, until you get the products. When you got the goods, test them, and give me a feedback.If you have any questions about the problem, contact with us, we will offer the solve way for you.
FAQ
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your terms of delivery?
A: EXW, FOB CIF, DDU.
Q3. How about your delivery time?
A: Generally, it will take 15 to 20 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q4. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
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What is a pulley?
Pulleys are shafts or wheels on a shaft that support the movement and change of direction of a taut cable. The pulley also transfers power from the shaft to the cable. A simple pulley is used to raise the school flag. Read on to learn about the basic types of pulleys. We also covered the use of pulleys in everyday life. Read on to learn more about this important mechanical part.
composite pulley
A composite pulley is a mechanical system where 2 or more pulleys and ropes are connected together. It reduces the force required to lift the load because the force is divided by the distance of each pulley. Distance is equal to the mass of the object. Composite pulleys are a common mechanical system on sailboats. Composite pulleys can be used to lift heavy equipment such as sails.
The compound pulley unit consists of 2 pulleys, 1 fixed and the other movable. The fixed pulley is fixed overhead, while the movable pulley is connected to the load by a chain. The lift applies force to the other end of the rope. Anchor points are attached to fixed joists, ceiling joists or sturdy branches. The chain should be long enough to support the load during lifting.
Composite pulleys can be made from a variety of materials. Some are fixed and remain fixed. Others are detachable. The composite pulley combines the advantages of both types, making it a versatile tool. In the table below, these 3 types of pulleys are compared. It’s easy to see which 1 is best for your needs. The right choice depends on your specific needs and budget.
The compound pulley system consists of 2 fixed pulleys and 1 movable pulley. The compound pulley system multiplies the force by a factor of 2. The compound pulley system is particularly suitable for heavy loads and is ideal for construction sites. Workers apply less than half the load force on the composite pulley, significantly reducing the force required. This is a major benefit for many people.
Fixed pulley
Fixed pulleys are fixed gears of fixed length that are mounted on solid objects. There are many different types of pulley systems. Some cooperate with each other, but not “fixed”.
Fixed pulleys can be used for a variety of purposes. One application is to lift small objects. They have a one-to-1 mechanical advantage. Often, a single pulley can lift small loads. The force required to lift a single fixed pulley remains the same. They are usually used to lift lighter objects. They can even be attached to buckets used to draw water from wells.
While single fixed pulleys have desirable mechanical advantages, they are not suitable for force multipliers. Because their mechanical advantage diminishes over time, they are not effective force multipliers. They are used to redirect work so that it can be applied in the most convenient direction. This mechanical advantage is the main advantage of fixed pulleys and the most common way of moving objects. They have several benefits, including the ability to increase the speed of moving objects.
Another application for fixed pulleys is lifting supplies. A scaffold can weigh more than 1 and can be directly hoisted. In order to facilitate the transportation of materials, fixed pulleys are usually installed on the top of the scaffolding on construction sites. Then thread the rope through the edge of the groove that holds the pulley. The fixed pulley exerts the same force on the pull side as on the push side. The same is true for moving objects with fixed pulleys.
moving pulley
A movable pulley is a device whose part is fixed to another object, usually a rod or beam. The movable part moves with the load, making the load feel lighter. This is a useful tool for those who need to carry heavy items such as large bags. The advantages of moving pulleys are many. Here are some of them. Read on to learn more about them.
One of the most common uses of movable pulley systems is climbing high objects. Climbers act as pulley loads and pull ropes to lift objects. Eventually, when the traction stops, the climber descends. However, it is still a useful tool in other situations. The movable pulley system can help you climb the tallest objects or lift them to level surfaces.
Another example of movable pulleys is in industry. Depending on the load, movable pulleys make handling and moving loads easier. You can use them in a variety of applications in manufacturing and industry, including cleaning. For example, the American flag is raised and lowered every day. Removable pulleys are a handy tool when buildings need cleaning.
If you’re not sure whether a task requires a pulley, a zipline might be a good option. Connect the 2 ends of the rope and the pulley will move along the rope, then attach the rope to the metal cable. The load is the person holding the pulley, and the force comes from the attachment on the other end of the rope. There are 2 types of live pulleys: simple pulleys with just 1 wheel and live pulleys with many ropes attached.
School flag raised with simple pulleys
How is the school flag raised? It is pulled up by a rope attached to a pulley at the top of the pole. When the rope is pulled, the pulley turns, raising the flag. A pulley is a simple mechanism that helps people move heavier objects with ease. The rope must be securely attached to the pulley to keep the flag stable.
A simple pulley is a spinning wheel with grooves on 1 side and ropes on the other. The rope can be any length and the wheels can be any size. The rope has to go through the groove and the load is attached to the other end of the rope. Simple pulleys are pulleys with fixed shafts. An example is the wheel on a school flagpole.
A simple pulley system consists of a primary pole, a secondary pole and an outer member. The primary flagpole is connected to the track by a detour, while the secondary flagpole is connected to the track by a pipe. There is a groove on 1 side of the track, which passes through the inner cavity of the flagpole. An open track at the upper end of the track connects the 2 parts of the pulley.
A simple pulley can be used for many purposes. This is a useful machine that can be used to raise the flag. Among other things, it can be used in clothing lines, bird feeders, and even roofers. And, of course, you can use the pulley to raise the flag. Its versatility makes it an essential part of school decor.
cast iron pulley
If you are looking for pulleys for your machine, you may come across cast iron pulleys. They are usually cheap and available in a variety of sizes. The rim is held in place by a mesh attached to a central boss. The arms and spokes can be straight or curved, but most are oval. There are many uses for this type of pulley.
You might wonder why the arms of cast iron pulleys are so curved. Bent arms tend to yield rather than break. Cast iron pulleys are usually round with a slight bump on the rim, which helps keep the belt centered on the rim as it moves. On a 300mm diameter pulley, the bumps may be as small as 9mm.
