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Office address
National Engineering Industries Ltd.
Khatipura Road Jaipur – 302006 Rajasthan, India
Phone Number

Toll Free: 1800 3000 6222
Telephone: +91 141 222 3221
Fax: +91 141 222 1926, 222 2259
CIN: U29130WB1946PLC013643

NBC Bearings

Founded in 1946, National Engineering Industries Ltd (NEI) is India’s leading bearings manufacturer and exporter, renowned for excellence in quality and delivery.

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Clutch Release Bearings

What are Clutch Release Bearings?

If you have learnt driving a manual car you know the importance of clutch and brake. You need a smooth clutch pedal to effortlessly shift gears. To ensure this cars need to have clutch release bearings. These components work behind the scenes and are often referred to as throw-out bearings. However, they play a crucial role in your vehicle’s transmission system, positioned between the clutch pressure plate and the clutch fork or diaphragm spring. So when you release the pedal the bearings disengage the clutch, allowing you to shift gears smoothly.

Types of Clutch Release Bearings

Single Row Deep Groove Ball Bearing
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Ball Bearings
The most commonly found bearings in a clutch assembly, they consist of small, spherical balls which ensure durability and smooth operation.
Taper Roller Bearing
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Tapered Roller Bearings
In a clutch assembly they offer increased load-carrying capacity and are ideal for heavy-duty and high-performance applications suited for heavy vehicles.
Clutch release bearings
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Hydraulic Release Bearings
Belt tensioner is located in the front of an internal combustion engine. These bearings are designed against different specification from normal deep groove bearings.
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Features of Clutch Release Bearings

Clutch release bearings are the linchpin of a manual transmission’s functionality. Their primary purpose is to separate the engine from the transmission temporarily, facilitating gear changes without grinding or damaging the transmission’s gears and synchronizers. In essence, they are instrumental in the smooth and precise operation of your vehicle.

  • The clutch bearing is an assembly with multiple components that help gear shifting in an automobile.
  • The set of bearings also ensure centering of the vehicle despite the mobility and resistance during a drive.
  • The bearing set is lightweight which ensures that the clutch works seamlessly and for a longer service life.
  • Due to its self aligning capability it is known for reducing noise, and preventing the wear and damage of its matching parts.
  • The core part of a self-aligning clutch bearing are angular contact ball bearings.
  • This bearing set is highly dependent on regular lubrication with high-temperature grease to reduce wear and tear from friction.

Benefits of Clutch Release Bearings

  • Smooth Gear Changes: These bearings provide seamless clutch disengagement and smooth gear shifts without grinding or jerking due to road conditions. .
  • Protection for Transmission: These prevent excessive wear or damage to the transmission’s gears and synchronizers.
  • Enhanced Clutch Control: These ensure precise control over the clutch engagement and disengagement, for smooth starts and reduced instances of stalling.
  • Reduced Clutch Wear: Properly functioning release extends the lifespan of the clutch assembly. This will result in saving money on replacements.
  • Improved Driving Experience: A well-maintained clutch release bearing ensures an enjoyable and stress-free driving experience.

FAQ's

How do I know if my clutch release bearing is bad?

Signs of a failing clutch release bearing are

  • squeaking or chirping noise when the clutch pedal is pressed,
  • difficulty shifting gears, and 
  • vibrating or pulsating clutch pedal.

If any of the above signs show up it is time to get the clutch gear checked up.

What happens when a clutch release bearing fails?

If a clutch release bearing fails, it can lead to

  • clutch slippage which means the clutch wont engage,
  • difficulty shifting gears, and
  • damage to the transmission components.

It is difficult to drive in such circumstances, especially on a higher gear.

What are the two types of clutch release bearings?

The two primary types of clutch release bearings are ball bearings and tapered roller bearings. However, hydraulic release bearings are a modern variation that uses hydraulic pressure for engagement. This is a more precision oriented technique and preferred by most of the modern and new vehicles being introduced in the automobile sector.

What is the lifespan of a clutch bearing?

The lifespan of a clutch release bearing is highly dependent on the following factors:

  • Driving habits: How a person drives will tell how much the clutch bearings will be impacted.
  • Maintenance: The quality of bearings are highly dependent upon maintenance. With proper care and timely maintenance these assemblies can last between 50,000 to 100,000 miles or more.

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    Discovering unique solutions to reimagine and reinvent technology from a futuristic perspective is part of NEI’s best practices. Taking pride in unleashing the potential of innovative minds through informal education, we encourage our employees to share their exclusive ideas on our Idea portal, and we host the ‘Idea Factory’ contest for budding engineers currently studying in different universities—fostering independence of thought.
    Rohit Saboo
    Rohit SabooPresident & CEO
    Renu is a seasoned HR leader with a proven track record of strategic-business partnering, culture-building and organizational transformation in leading companies, spread across key sectors of Logistics, MEP Services, Healthcare, Engineering and Manufacturing. For her thought leadership, Renu got nominated in Asia’s 100 Power Leaders HR in 2022 and ET Prime HR Leader of the Year in 2023. An alumna of IIT Roorkee, Renu is passionate about people & culture, DEI, Future of work, and CSR. Renu joined NBC in 2024 to lead the HR function and drive growth, culture and leadership across all levels.
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    Finance these days is not about record keeping, it is more about working alongside the business and drive strategy. The world is changing so rapidly and we are going through unprecedented situations. The key is to keep on top of it and learn. It is all about evolving, innovating and adapting to succeed in the business world. At NEI, we ensure that we listen to our stakeholders and adjust ourselves to meet the evolving needs.
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    Gourav ChaturvediCFO
    As a leading exporter and manufacturer of bearings, with the objective of reducing energy consumption and improving energy efficiency to lower GHG emissions and Carbon Footprint, we take a leap forward in leveraging opportunities to expedite the transfer and diffusion of environment-friendly and clean-energy technology.
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    Our commitment to growing our customer base across five continents is unwavering. Through our subsidiary Kinex in Europe, we enhance our proximity to international clients. We prioritize investments in product quality, our workforce, and cutting-edge technology. With well-defined growth strategies, we aim to continually expand our offerings to meet the dynamic needs of the industry and our valued customers.
    Rajesh Premchandran
    Rajesh PremchandranCSMO
    The imprint of transformational leadership in our day-to-day operations in offering flexible solutions even amidst crisis stands out as one of NEI’s core strengths. Putting employees first on our list of priorities and working in harmonious alliance adds to our spirit of maintaining a healthy and productive work environment. We rejoice at keeping up a vision that guides change through inspiration as we make our way through the extended new normal.
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    We are delving our feet into the aerospace and defence industries. We consider this as an excellent time to enter this segment, given the present focus is on ‘Atmanirbhar Bharat’ which will lead to lower import dependency for the companies in these segments. We have been engaged with a number of aerospace businesses and have learnt that there is a lot of room for a local player to proactively work with them from concept to production.
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    Dr. Lokesh AgrawalCTO
    Our nation is at the cusp of greatness , If India plays it's cards well , then this decade and the next one could belong to our nation , NEI leadership is fully geared to perform it's role in this transformation .
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    The ability to execute in rapidly evolving environment is set to become a decisive competitive differentiator for sustaining the profitable growth. To drive significant improvement in financial and operational metrics and to bring step change in productivity, flexibility and speed, rapid digitization through automation, advanced analytics, and machine learning is needed. Besides this, setting up resilient, risk-tolerant supply-chain and procurement structures along with re-skilling human capital with the skills and mindset the digital world requires, is the key to success
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    National Engineering Industries Ltd. Khatipura Road Jaipur - 302006 Rajasthan, India

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