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2023 Bmw 3 Series Tire Specifications & Recommendations
OEM tire specs for the 2023 Bmw 3 Series. Size, PSI, and seasonal recommendations.
OEM Tire Specifications
Size
225/45R18
Load Index
91
Speed Rating
Y
Recommended PSI
32F / 36R
Seasonal Recommendation
all-season
Best for year-round driving in moderate climates
Compatible Tire Sizes
225/40R19255/35R19
Estimated Replacement Cost
Full Set (4 Tires)
$400 - $800
The 2023 BMW 3 Series commonly uses OEM 225/45R18 tires on base 330i trims, with 225/40R19 and staggered 255/35R19 setups also offered on some configurations. Typical factory inflation targets are 32 psi front and 36 psi rear, but the exact OE specification can vary by wheel package and drivetrain.
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