Opel 2015 Astra Owner's Manual page 312

310 Technical data
3-door hatchback
Engine Tyres
245/35 R20
All Temporary spare wheel 420/4.2 (61)
Comfort with up to 3 people ECO with up to 3 people
front rear
[kPa/bar] [kPa/bar]
([psi]) ([psi])
270/2.7 (39) 250/2.5 (36)
420/4.2 (61)
front rear
[kPa/bar] [kPa/bar]
([psi]) ([psi])
280/2.8 (41) 290/2.9 (42)
– –
With full load
front rear
[kPa/bar] [kPa/bar]
([psi]) ([psi])
280/2.8 (41) 310/3.1 (44)
420/4.2 (61) 420/4.2 (61)