Opel Speedster, Operation, Safety, Maintenance Manual

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Tyres
Restrictions Tyre 1 Inflation pressure with full load (bar/psi) 2
Not all tyres available on the market currently Front Rear
fulfill the necessary design requirements.
Consult an Authorised Opel Dealer to 175/55 R17 81 V 1 8/26 _
establish which makes of tyre have been
approved by Opel 225/45 R17 90 v - 1.9/27.5
Winter tyres
The tyre sizes given may be used as winter
tyres (M+S tyres).
Tyre chains
Restrictions
Tyre chains may be used on the rear drive
wheels only.
Further information - see page 56.
Wheels
Tightening torque: 90 Nm
Tyre inflation pressures in bar/psi
The tyre pressures given are valid for cold
tyres. The increased tyre pressure resulting
from extensive driving must not be reduced.
The pressures given apply to both summer
and winter tyres - see page 56.
1) Bridgestone Potenza RE040 only, available from your Authorised Opel Dealer.
2) To convert to kPa multiply bar by 100 (1 bar =10o kPa).
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