2010 Mercedes Benz CLK500's engine is mated to Mercedes' smooth-shifting 5-speed electronically controlled automatic transmission, which features software to adapt its shift points to suit the driver's style and TouchShift for quick manual shifting. Speaking of the interior, extra touches in The 2010 Mercedes Benz CLK500 make you feel comfortable before you even slip into the driver's seat. Opulent seating and inside décor is equipped with rich leather, elegant wood trim, an 8-speaker Bose sound system, and automatic climate control. The 2010 2010 Mercedes Benz CLK500 Class is a perfect blend of innovative design and classic Mercedes-Benz styling. Frameless power side windows and the absence of a visible B- pillar emphasize sleek and sporty lines. The redesigned grille sports chrome trim and an integrated three-pointed star.