While the BMW Z4 was well engineered and performed exceptionally from the factory, it doesn’t stop anyone wanting to enhance and improve every aspect of the drive. Every manufacturer has their limits, both in budget and design freedom that limit the possibilities of a car, something easily unlocked in the aftermarket. BMW Z4 Modification Guide.
Leg room, head room & passenger space. The BMW Z4 has a decent amount of leg and headroom for its occupants, and feels less constrained than a Porsche 718 Boxster or Alpine A110. It has a greater make sure that handle is pushed in (to the left) as far as it will go. you may need to twist it 90 degrees to get it further in, as it can rest on the plastic catch (designed to work that way). if that handle is out, then it disengages the motor, meaning it will spin around, but the roof won't move an inch. sk93. Having now successfully installed the kit in my 2008 E85 Z4 3.0si Roadster, I can report that the 2006-2008 "facelift" cars are most definitely pre-wired from the factory with harnesses designed to accept the Hardtop Prep kits, and the procedure for installing these kits is pretty much identical to the 2003-2005 procedure described in this and E85 / E86Model Year: 2002 - 2008. 2011 E89 BMW Z4 sDrive23i. Join Date: Jun 2014. There is a manual way to get the roof up, slightly easier in US than UK cars . 114 442 171 48 463 441 226 64