Vauxhall Astra GTC Owner's Manual page 216

Engine Tyres
A20DTJ, 225/55 R17,
A20DTH
235/45 R19,
235/50 R18,
235/55 R17,
245/40 R20,
245/45 R18
A20NFT 245/40 R19,
245/35 R20,
235/45 R18
All Temporary spare wheel 420/4.2 (61) 420/4.2 (61) –
Comfort with up to 3 people ECO with up to 3 people
front rear
[kPa/bar] [kPa/bar]
([psi]) ([psi])
230/2.3 (33) 230/2.3 (33) 270/2.7 (39) 270/2.7 (39) 240/2.4 (35) 280/2.8 (41)
240/2.4 (35) 240/2.4 (35) –
270/2.7 (39) 250/2.5 (36) –
240/2.4 (35) 240/2.4 (35) –
front rear
[kPa/bar] [kPa/bar]
([psi]) ([psi])
–
–
–
–
Technical data 215
With full load
front rear
[kPa/bar] [kPa/bar]
([psi]) ([psi])
260/2.6 (38) 300/3.0 (43)
280/2.8 (41) 310/3.1 (44)
260/2.6 (38) 300/3.0 (43)
420/4.2 (61) 420/4.2 (61)