Home » RM NYC 2015 – 1959 BMW 507 Roadster Series II May Be Most-Valuable BMW with $3M Highball Estimate » RM-NYC-2015—1955-Mercedes-Benz-300SL-Sportabteilung-Gullwing-7 RM-NYC-2015—1955-Mercedes-Benz-300SL-Sportabteilung-Gullwing-7 Home » RM NYC 2015 – 1959 BMW 507 Roadster Series II May Be Most-Valuable BMW with $3M Highball Estimate » RM-NYC-2015—1955-Mercedes-Benz-300SL-Sportabteilung-Gullwing-7