ABU DHABI: The race to become the 2011 Abu Dhabi Desert Challenge cars champion took another twist Wednesday as Team X-Raid's Stéphane Peterhansel (France) regained the top spot from teammate Leonid Novitskiy (Russia) on Leg 4. An impressive third-place for Yahya Bel Helei saw the UAE driver strengthen his overall position. Meanwhile, Spanish world champion Marc Coma retained first place in the overall bike class. Emirati Mohammed Al-Shamsi remained on top in the quads class overall.