Inflation factor
The most accurate indicator can be found on the inside of the vehicle's front door, and in your 3 Series instruction manual. The tyre pressure listed on the label is the recommended tyre pressure for your 3 Series.
Related: 5 BMW 3 Series accessories you didn’t know you needed.
Tyre sizes can be found on the wall of your tyre, however, you can also find a handy tyre size guide for the BMW 3 Series 2016 models and onwards, which includes GT and M models, on AutoTrader. If you are looking at purchasing a 3 Series but need to sell your current vehicle, AutoTrader can get you an Instant Offer!
AutoTrader's Engines & Body Types Glossary of Terms
BMW 3 Series Sedan E46 98 - 06
Tyre Size: 225/50R16 Z 92
Front Tyres: 2.0 BAR / 29 PSI
Rear Tyres: 2.2 BAR / 32 PSI
BMW 3 Series Sedan E90 '05 - '12
Tyre Size: 225/45R17 W 91
Front Tyres: 2.2 BAR / 32 PSI
Rear Tyres: 2.6 BAR / 38 PSI
BMW 3 Series Sedan F30 '12 - '15
Tyre Size: 225/45R18 Y 91
Front Tyres: 2.4 BAR / 35 PSI
Rear Tyres: 2.6 BAR / 38 PSI
BMW 3 Series Cabriolet '00 - '07
Tyre Size: 225/40R18 W 91
Front Tyres: 2.4 BAR / 35 PSI
Rear Tyres: 2.8 BAR / 41 PSI
BMW 3 Series Cabriolet '07 - '13
Tyre Size: 225/35R19 Y 88
Front Tyres: 2.4 BAR / 35 PSI
Rear Tyres: 2.7 BAR / 39 PSI
BMW 3 Series GT '13 -
Tyre Size: 225/50R18 W 95
Front Tyres: 2.0 BAR / 29 PSI
Rear Tyres: 2.4 BAR / 35 PSI
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BMW 3 Series Touring '00 - '05
Tyre Size: 225/45R17 W 91
Front Tyres: 2.0 BAR / 29 PSI
Rear Tyres: 2.2 BAR / 32 PSI
BMW 3 Series Coupe '99 - '08
Tyre Size: 225/45R17 W 91
Front Tyres: 2.2 BAR / 32 PSI
Rear Tyres: 2.6 BAR / 38 PSI