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      01-09-2013, 01:45 PM   #28
carlosalbertogui
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Drives: bmw E91 facelifted by me
Join Date: Jun 2010
Location: portugal

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397 whells will work on E90 / E91

hi all

iam pretty sure that 397 whells will work on E90 / E91

they are Et 34

My concern is about 400M the rear ones are ET 47 !!!!!

what do you think ??

Wheels: Wheel 1 Wheel 2
Wheel size 18x8.5 ET 37 18x8 ET 47
BackSpace 157 mm (6.2'') 161 mm (6.3'')
3 mm (0.1'') deeper.
Rim Lip 17 mm (0.7'') wider
Typical Weight ~ 28 lbs / 13 kg ~ 26 lbs / 12 kg
Tires: Tire 1 Tire 2
Tire size 255/40-18 225/45-18
Section width 255 mm (10'') 225 mm (8.9'')
Sidewall 102 mm (4'') 101 mm (4'')
Tire diameter 661 mm (26'') 659 mm (25.9'')
2 mm (0.3%) shorter.
Rim sizes 18x7.5 to 18x9.5 18x6.5 to 18x8.5
Circumference 2076 mm (81.7'') 2069 mm (81.5'')
Revs per mile 775.4 777.7
Speedometer Assuming that this is OEM tire and speedometer readings are correct >>> When speedometer reads 60mph (96.6km/h) actual speed will be 59.8mph (96.3km/h): 0.3% slower.
Typical Weight ~ 25 lbs / 11 kg ~ 23 lbs / 10 kg
Wheel+Tire Weight ~ 53 lbs / 24 kg ~ 49 lbs / 22 kg
Clearance: Package 1 Package 2
Suspension Assuming that this is OEM wheel/tire and there is no any problems with clearance on both sides >>> 100% clear (leaves even more room than OEM)
Fenders 100% clear (leaves even more room than OEM)
Wheelwells The same.

Last edited by carlosalbertogui; 01-10-2013 at 05:47 AM.