BMW F 800 GS Rider's Manual page 190

Important data for refueling.
Fuel
Recommended fuel quality
with unleaded regular gasoline
Usable fuel quantity
Reserve fuel quantity
Tire inflation pressure
Tire pressure, front
Tire pressure, rear
You'll find additional information on all aspects of your motorcycle at:
bmw­motorrad.com
BMW recommends
Order No.: 01 41 8 565 507
08.2015, 4th edition, 07
OE
Super unleaded (max. 10 % ethanol, E10)
89 AKI (95 ROZ/RON)
89 AKI
Regular unleaded (minor restrictions with regard to power
and fuel consumption) (max. 10 % ethanol, E10)
87 AKI (91 ROZ/RON)
87 AKI
Approx. 4.2 gal (Approx. 16 l)
min 2.9 quarts (min 2.7 l)
31.9 psi (2.2 bar), One-up, with cold tires
36.3 psi (2.5 bar), Driver with passenger and/or load, with
cold tire
36.3 psi (2.5 bar), One-up, with cold tires
42.1 psi (2.9 bar), Driver with passenger and/or load, with
cold tire
*01418565507*