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      09-26-2020, 09:11 PM   #21
RJC-1
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Drives: 2019 BMW M850XI
Join Date: Dec 2019
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Quote:
Originally Posted by LSM View Post
They do offer plus sizes but the diameter of the wheels is the same or nearly the same. Doesn't change anything with the rolling diameter. That's why I mentioned the large diff he is running in overall diameter of the wheels. The wheels/tires are now rotating faster or slower than the stock diameter wheels which may cause extra stress.

I'm not referring to the width just the change in the diameter of the wheels vs what he has on the car

"The total diameter of your tire and wheels needs to be the same as your original equipment tires. If you vary from the total diameter by more than three per cent, you could be risking problems with your vehicle's computer, braking system, transmission and mileage."
That's a great point, as normally if you go from a 20 to a 22 etc the height of the tire sidewall indeed drops, but the width of the tire usually grows wider
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2019 M850i xDrive Coupe (06/19 Production)
Mineral White/Black, HP Cooling/Tire/M-Technology Pkg/Extended Shadow/Etc., Anthracite Headliner, Carbon Roof, DAx2, Display Key, Various Accs'.

Topic permitting, I try to be objective as possible

Last edited by RJC-1; 09-26-2020 at 09:16 PM..
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