How to Install a Motive Gear Limited Slip Differential on Your W204 C63: Step-by-step Guide

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Installing a Motive Gear Limited Slip Differential (LSD) on your W204 C63 can greatly enhance your vehicle’s performance and handling. This step-by-step guide will walk you through the entire installation process, ensuring you have the necessary information to complete the job successfully.

Tools and Materials Needed

  • Socket set
  • Torque wrench
  • Gear oil
  • Limited slip differential (Motive Gear)
  • Gasket maker or new gasket
  • Shop rags
  • Safety glasses
  • Jack and jack stands

Preparation Steps

Before starting the installation, it’s crucial to prepare your workspace and vehicle. Follow these steps:

  • Park your W204 C63 on a flat surface.
  • Engage the parking brake.
  • Lift the rear of the car using a jack and secure it with jack stands.
  • Remove the rear wheels for better access.

Removing the Old Differential

To install the new LSD, you must first remove the existing differential. Follow these steps:

  • Drain the differential fluid by removing the drain plug.
  • Remove the bolts securing the differential cover.
  • Carefully pry off the cover and clean the mating surfaces.
  • Disconnect the driveshaft from the differential.
  • Unbolt the differential from the rear axle housing.
  • Carefully slide the old differential out of the housing.

Installing the Motive Gear Limited Slip Differential

With the old differential removed, you can now install the Motive Gear LSD. Follow these steps:

  • Slide the new LSD into the rear axle housing.
  • Align the differential with the bolt holes and secure it with bolts.
  • Tighten the bolts to the manufacturer’s specifications using a torque wrench.
  • Reconnect the driveshaft to the new differential.
  • Apply gasket maker or install a new gasket on the differential cover.
  • Reattach the differential cover and secure it with bolts.

Refilling the Differential Fluid

After installing the new differential, you need to refill it with the appropriate gear oil:

  • Locate the fill plug on the differential.
  • Using a funnel, pour the recommended gear oil into the differential until it reaches the fill hole.
  • Replace the fill plug and ensure it is secure.

Final Steps

Now that your Motive Gear LSD is installed and filled with fluid, follow these final steps:

  • Reinstall the rear wheels and lower the vehicle.
  • Start the engine and let it run for a few minutes to circulate the fluid.
  • Check for leaks around the differential and ensure everything is secure.
  • Take the car for a test drive to ensure proper operation.

Conclusion

Installing a Motive Gear Limited Slip Differential on your W204 C63 is a straightforward process if you follow these steps carefully. With your new LSD in place, you should notice improved traction and handling, enhancing your driving experience.