2009 Mercedes-Benz SL-Class

o far the Stuttgart manufacturer has produced a total of over 630,000 SL sports cars. The new premium roadster has got even more models to offer now. The SL 280, SL 350 come with V6 engines, SL 500 with a V8 engine and the top of the line model SL 600 with a V12 power plant (twin turbochargers). The new models also come with new double-declutching function that is activated during manual downshifts.Each models performance:SL 280 231 hp 0 to 100 km/h in 7.8 secondsSL 350 316 hp/266 lb-ft 0 to 100 km/h in 6.2 secondsSL 500 388 hpSL 600 517 hpThe new SL-Class will be launched in spring 2008.