Tire pressure
Subaru WRX
Choose your engine and tire size. Pressures are for cold tires, front and rear.
35psi
Front
2.4 bar · 241 kPa
34psi
Rear
2.3 bar · 234 kPa
Keeping the right tire pressure on your Subaru WRX is one of the easiest ways to drive safer and spend less on fuel. Under-inflated tires wear faster on the edges, over-inflated ones lose grip in the centre. Check them once a month and before a long trip.
Your tire, explained
245/40 R18 — what each number means, drawn to scale.
- Overall diameter
- –
- Sidewall height
- –
- Revolutions per mile
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Full pressure table
All engines and sizes for the Subaru WRX. Your selection is highlighted.
| Engine | Tire | Front | Rear |
|---|---|---|---|
| WRX 2.0 268 hp | 235/45R17 | 34 psi · 2.3 bar | 33 psi · 2.3 bar |
| WRX 2.0 268 hp | 245/40R18 | 35 psi · 2.4 bar | 34 psi · 2.3 bar |
| WRX STI 2.5 310 hp | 245/40R18 | 36 psi · 2.5 bar | 35 psi · 2.4 bar |
| WRX STI 2.5 310 hp | 245/35R19 | 37 psi · 2.6 bar | 36 psi · 2.5 bar |