Bridgestone Blizzak WS90 Winter Tire 225/40R18 92H XL for BMW

This specific 225/40R18 size with an Extra Load (XL) rating is a direct fitment for a wide range of BMW models, including the 1 Series (E82), 2 Series (F22, F23, F44, G42), 3 Series (F30, F31, G20, G21), 4 Series (F32, F33, F36, G22), and Z4 (E89, G29). The XL designation means the tire is engineered to safely handle the increased load demands of these performance-oriented platforms without softening the handling precision BMW drivers expect. This is not a generic fitment — it is a size selected specifically for BMW applications.

Bridgestone's internal testing confirms the WS90 outlasts its predecessor, the WS80, by a full winter season under typical seasonal driving patterns — roughly 1,200 miles per month from mid-October through mid-April. That extended service life represents a meaningful improvement in long-term value without any trade-off in winter performance. The tread compound is formulated to remain pliable in sub-freezing temperatures, ensuring grip is consistent from the first cold morning of the season to the last.

For BMW owners looking to protect their summer or OEM wheels while maximizing cold-weather safety, mounting the WS90 on a dedicated winter wheel set is strongly recommended. A seasonal swap keeps your performance setup in top condition and ensures you're running the right tire for the right conditions year-round. If you need help selecting a compatible winter wheel, our fitment team can assist — but when it comes to the tire itself, the Blizzak WS90 sets the standard.