BMW R1100 and R1150 Clutch Replacement EASY!

Introduction

This tutorial provides a step-by-step guide for replacing the clutch on BMW R1100 and R1150 models, including variants like the R RT, GS, RS, and R1100S. Whether you're experiencing power loss due to worn splines or simply want to refresh your bike’s clutch system, this DIY guide will help you through the process efficiently.

Step 1: Prepare the Bike

• Remove the seat (front and rear) and all body panels.
• Disconnect the battery and ensure safety measures are in place.

Step 2: Remove the Gas Tank

• Unscrew the six-millimeter Allen bolt at the front.
• Remove the 13-millimeter nut at the back while holding it in place with your fingers.
• Disconnect the fuel pump and fuel line, then lift and remove the gas tank.

Step 3: Disconnect the Air Intake and Throttle Bodies

• Remove the air box cover and unplug the intake air temperature sensor.
• Inspect the air filter and replace it if necessary.
• Disconnect the throttle position sensor, injectors, and fuel rail from the throttle body.
• Loosen the flat-head hose clamps and the ground wire.

Step 4: Remove the Rear Brake Caliper and Rear Wheel

• Use a T45 Torx to remove the rear brake caliper.
• If the transmission splines are damaged, use an impact wrench or have someone hold the rear brake while loosening the rear wheel.

Step 5: Remove the Left and Right Footpegs

• Use a combination of six-millimeter and eight-millimeter Allen wrenches to remove the footpeg brackets and associated components.
• Note the positions of the clips and bolts for reassembly.

Step 6: Detach the Exhaust System

• Use a 15-millimeter wrench to loosen the hose clamp and a T50 Torx for the muffler bolts.
• Disconnect the O2 sensor wire.

Step 7: Remove the Rear Drive and Swing Arm

• Loosen the 30-millimeter nut on the rear drive and remove it.
• Follow the same procedure for the swing arm, ensuring to detach the rear shock and any connected components.

Step 8: Remove the Clutch Slave Cylinder and Transmission

• Unscrew the clutch slave cylinder using five-millimeter Allen bolts.
• Remove the six-millimeter bolts around the transmission and carefully extract it.

Step 9: Replace the Clutch Components

• Inspect the splines on both the transmission and clutch. Replace if damaged.
• Assemble the new clutch on a workbench, ensuring the spring and pressure plate are correctly aligned.
• Use a clutch alignment tool to ensure proper fit before torquing the bolts.

Step 10: Reinstall the Transmission

• Align the transmission with the push rod and engage the splines.
• Secure the transmission using the shorter and longer bolts appropriately.

Step 11: Reconnect Components

• Reattach the clutch slave cylinder and the air box with the fuel rail and injectors.
• Lower the subframe and ensure all cables and wires are correctly routed and connected.

Step 12: Reassemble the Bike

• Reinstall the rear drive, ensuring to apply grease to splines.
• Reattach the exhaust system and any necessary sensors or wires.
• Reconnect the battery and body panels, ensuring everything is secure.

Conclusion

Replacing the clutch on BMW R1100 and R1150 models can be a straightforward process if you follow these steps carefully. Ensure to check all connections and components thoroughly during reassembly. After completing the installation, consider synchronizing the throttle bodies and performing any necessary maintenance checks. Happy riding, and feel free to reach out if you have any questions!