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      05-30-2007, 11:59 PM   #15
Drives: 2008 M3 6 Speed MT!
Join Date: Oct 2006
Location: Northern CA

Posts: 624
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Originally Posted by GregW / Oregon View Post
It should be pointed out that the Getrag DCT is not particularly light at 174 lbs dry--I'm guessing a 50 lb. penalty over the manual. That must be factored into the acceleration times.

Optimized efficiency
Shifting without interruption of traction
Excellent comfort
Very quick and sportive shiftings possible

Max. Torque Capacity 600 Nm
Weight (dry) 79 kg
Installation length 660 mm
1st, 2nd and 3th gear dual cone
4th and 5th gear single cone
6th, and 7th gear dual cone
Reverse gear single cone

Gear Spread Ratio 6,8
Max. Gross Vehicle Mass/Gross Trailer Mass 2500 kg/4500 kg
Shifter System hydraulic
Miscellaneous DCT dual clutch transmission
Let's hope the weight penalty is less than that. Straight-line accelleration will improve due to shorter shift times AND the shorter gearing allowed by a 7-speed (vs. the 6-speed manual).

1/4 mile in low 12s at 114 I'd say.
Driving sideways: It's not faster, but damn it's more fun!
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