There was a similar thread to this the other week so an advanced search could be useful.
Your other alternative to an expensive modification would be to get a First Gear Start Switch.
I have both gearboxes on my 2 SL500s and each car has it's own advantages, sometimes the long pulling power changes on the four speed are just what is needed, and sometimes the quicker, on the torque changes of the five speed, can work better.
PS: Come along to the BenzWorld meet at the end of the month and I will explain personally (See 'Calling Gibraltar and Italy' topic)
Your other alternative to an expensive modification would be to get a First Gear Start Switch.
I have both gearboxes on my 2 SL500s and each car has it's own advantages, sometimes the long pulling power changes on the four speed are just what is needed, and sometimes the quicker, on the torque changes of the five speed, can work better.
PS: Come along to the BenzWorld meet at the end of the month and I will explain personally (See 'Calling Gibraltar and Italy' topic)