Joakim Bonnier driving a Chaparral 2D in a qualifying session for the 1000 km Nürburgring 1966. The 2D was a closed cockpit variant of the 2 series (which were all open cockpit designs), designed for endurance racing in 1966. It won at 1000 km Nürburgring in 1966 with Phil Hill and Joakim Bonnier driving. It also competed in the 1966 24 Hours of Le Mans, withdrawing after 111 laps.