One-Off, 268mph Lotec Mercedes-Benz C1000; Ultra-Rare Mercedes-Benz CLK GTR Roadster; and 1954 300SL Gullwing Among More Than 40 Handpicked Vehicles to be Featured in Special Simulcast on Nov. 2 RK Motors Collector Car Auctions (RKMCCA) announced it has added a pair of high performance Mercedes-Benz supercars and an ultra-rare 300SL Gullwing to its lineup of … [Read more...] about One-Off, 268mph Lotec Mercedes-Benz C1000; Ultra-Rare Mercedes-Benz CLK GTR Roadster; and more…