2005 BMW M3 COMPETITION PACKAGE · E46 · VERIFIED ON SEP 4, 2026
Will 245/40R18 tires fit a 2005 BMW M3 Competition Package?
245/40R18 is a listed alternate for the 2005 BMW M3 Competition Package: 653 mm rolling diameter (25.7 inches), -1.4 % versus the 225/40R19 factory tire, inside the 3 % limit. Sidewall 98 mm versus 90 mm. No tire in our capture is priced in this size for it.
245/40R18 is a listed alternate for the 2005 BMW M3 Competition Package: 653 mm rolling diameter (25.7 inches), -1.4 % versus the 225/40R19 factory tire, inside the 3 % limit.
01The numbers
Rim width range on this car: 8–10.5 inches; offset ET20 to ET47. Whether 245/40R18 rubs at full lock depends on the wheel it sits on and the fender — not in our data; the diameter math above is what we can back.
Track square: 18x9.5 ET22 on 265/35-18 with -3 deg front camber. Aggressive street: 18x9.5 ET22 / 18x10.5 ET22 on 245/40 & 275/35-18, roll rear fenders. Source: APEX E46 M3 guide.
02Tires priced in 245/40R18
- None in our capture.
→Verified for this car
Fitment is computed from published vehicle data and the retailer's listed sizes (catalog 2026-09-04-tirerack-d, verified on Sep 4, 2026). Prices are list prices on that date. Verify with your installer before you buy. Buy links may be affiliate links.
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