You can install this oil level control (also called oil level glass) if your original oil level control is broken or yellowed. Exchange it when you do your next oil change. Sometimes it is easier to break the glass of the old oil level control in order to remove it.
Outer diameter: 40mm
K27 R1200R 06-10 (0378,0398)
K27 R1200R 11-14 (0400,0490)
Shaft seal 59,8 x 75 x 8 for cardan angular gear
...
Gasket kit for the valve cover of R1200 DOHC motorcycle...