note R18B & R18TC recommended tire pressure is 42/46 ( R18 & R18C are 36/42 )
R18B/R18TC Tire inflation pressures
Front tire pressure 42.1 psi (2.9 bar), with cold tires, one-up and two-up riding
Rear tire pressure 46.4 psi (3.2 bar), with cold tires, one-up and two-up mode
R18/R18C Tire inflation pressures
Front tire pressure 36.3 psi (2.5 bar), with tire cold
Rear tire pressure 42.1 psi (2.9 bar), One-up mode, with cold tires
42.1 psi (2.9 bar), Two-up mode with load, with cold tires
info from https://manuals.bmw-motorrad.com/de/rider-manual
R18B/R18TC Tire inflation pressures
Front tire pressure 42.1 psi (2.9 bar), with cold tires, one-up and two-up riding
Rear tire pressure 46.4 psi (3.2 bar), with cold tires, one-up and two-up mode
R18/R18C Tire inflation pressures
Front tire pressure 36.3 psi (2.5 bar), with tire cold
Rear tire pressure 42.1 psi (2.9 bar), One-up mode, with cold tires
42.1 psi (2.9 bar), Two-up mode with load, with cold tires
info from https://manuals.bmw-motorrad.com/de/rider-manual
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