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Re: E30 Rims, Brakes, etc



E30 tires, rims, brakes are all questions that come up quickly
when you start pushing the car.

E30 tires and rims is the LAST question you should answer.  Brakes
are the first.

SCCA ITS seems to be where a lot of people want to end up with their E30
after enjoying it for a bit of time on the street.  You have to run the
stock
brakes in ITS and a max of 14x7 rim for the E30 325is.

Now if you don't care about ITS, but you don't want to change from 4 bolt
to 5 bolt,
go with the KVR 11.6 inch 2 piece rotor with AP 4piston caliper.  You will
need at least a 16 inch rim with caliper clearance.

Don't want to change the brakes, and just want "cool" big rims...I won't
answer that one.

If you want big bearings and massive stopping power..change over to
E36 coil-overs with Steve D's Movit Porsche TT brakes.

There are bigger brakes available, but they won't work nearly as well under
street
conditions (rain, snow, dust, etc) and you won't have to rebuild them every
year
like the race calipers.

Biggest tire on a non M3 E30...probably mine during insanity time
255/50/16s (rear only)
245/45/16 in front (no front fender rolling..big spring rates).

I now run 245/45/16 on all 4 corners.  The 255 creates too much drag on a
car with
less than 300hp.  The 245 width helps during competition for better braking
and stick in the corners.
225/50(45)/15s are probably the best combo I have seen for basically stock
E30 325s.

Grant
gwells@domain.elided
'87 E30 "LTW"

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End of bmw-digest V9 #819
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