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02-02-2022

Correct clutch replacement in a truck

Valeo

Clutch replacement is one of the basic tasks that every car repair shop performs. While the task itself is routine, it is worth knowing the detailed steps to ensure proper installation and longevity of your new clutch. Below you will find a detailed guide on how to perform a clutch replacement .

Tools needed to replace the clutch

To replace the clutch in a truck, you need to prepare the right tools that will allow you to perform this operation professionally . Having the right tools will ensure not only comfort of work, but also safety. Here is a list that is worth having at hand:



  1. spoon/crowbar

  2. torque wrench

  3. socket joint wrench for dismantling the pressure cover

  4. clutch disc centering pin

  5. positioning pins

  6. Crankshaft turning attachment

  7. spring-loaded release tool for the thrust bearing snap ring

  8. open end wrench for pilot bearing removal tool

  9. pilot bearing removal tool

Valeo clutch kit contents

Before you start replacing the clutch, make sure you have all the necessary parts of the kit. The Valeo kit contains all the components that will allow you to perform the assembly accurately and in accordance with the vehicle manufacturer's requirements. The kit includes :





  • Pressure housing assembly

  • Clutch disc

  • Mechanical clutch actuation system release bearing

  • Assembly instructions



Clutch disassembly

Before you start dismantling the clutch, you need to make a few preparations that will make it easier for you to do it correctly. Dismantling requires precision, especially when disconnecting the release bearing and the clutch lever fork . Below are the steps you should take first:




  1. Use a crankshaft turning socket to rotate the flywheel, which will allow access to the bearing snap ring ends in the pressure plate housing.

  2. Insert the snap ring release tool and remove the thrust bearing.

  3. Then remove the clutch lever fork, check that the flywheel is clean and free of grease. If there are traces of grease, clean the surface thoroughly with solvent or brake cleaner and 150-grit sandpaper.


Clutch assembly

Once you have the components ready for assembly, it’s time to precisely install the new clutch parts. Proper assembly is key to ensuring proper functionality of the system. Here are the steps you need to take:





  1. Install the new pilot bearing : Use the appropriate sleeve to properly secure the bearing.

  2. Clutch Disc Installation : Make sure the clutch disc spline fits onto the transmission input shaft. Be sure to protect the disc friction lining from grease, which can negatively affect the coefficient of friction.

  3. Pressure plate housing assembly : Install the locating pins and then secure the clutch pressure plate housing. Screw in the mounting bolts with your fingers and, after removing the locating pins, tighten them to the specified torque using a torque wrench.





Never use a pneumatic wrench to avoid damaging the threads. The torque and tightening sequence of the screws must be precisely determined according to the manufacturer's instructions.



Replacing the thrust bearing

When replacing the release bearing, it is important to check the condition of the guide sleeve and the gearbox input shaft. Replacing this component is essential to ensure the clutch is functioning properly . Here are the steps to take:

  1. Check the condition of the guide sleeve and input shaft.

  2. Remove the clutch lever forks. If you see any signs of wear, replace them.

  3. Remove the old thrust bearing, clean the shaft of any remaining grease and install the new bearing.

  4. Install the forks and tighten them to the correct torque. Check that the forks move smoothly and without resistance.

Reassembling the gearbox

After installing all the components, you should start assembling the gearbox. This is the last stage of clutch replacement, which requires accuracy and precision for the entire system to work efficiently . Here are the next steps to take:

  1. Slide the gearbox housing onto the clutch pressure plate assembly and tighten the mounting bolts.

  2. Once the gearbox is secured, use a spoon/crowbar through the service hole to press the new thrust bearing into the snap ring retainer.

  3. Check that the ends of the ring are properly centered.

  4. Cover the service opening with a rubber, waterproof cap to prevent dust and dirt from entering.

Functional check

Once the assembly is complete, the clutch should be tested to make sure everything is working properly. For vehicles with an automatic transmission, it is necessary to perform an adaptation using a diagnostic tool . Then it is worth doing a test drive to make sure the clutch is working properly under different operating conditions.

Clutch replacement – how long does it take?

The time it takes to replace a clutch depends on many factors, such as the type of vehicle and the experience of the mechanic. The process usually takes several hours . It is important to do it according to the manufacturer's recommendations to avoid future clutch system problems.


If you need a high-quality clutch for your truck, check out Valeo's truck clutches available at Autos. We offer a wide range of truck parts , including truck accessories , that will help you replace your clutch to the best standards. Our products will keep your vehicle running smoothly and safely. Check out our offer and take advantage of our attractive prices .