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      02-10-2012, 04:06 PM   #26
M3_WC
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Quote:
Originally Posted by Sleeper View Post
Assuming a 15-17% drivetrain loss on a RWD car is pretty optimistic. For the xDrive (AWD), that would make more sense to me. Around 10% seems more likely in this case.
No way, 10% is way too low. 15% is usually on the low side.
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