The DB6 is powered by the 3,995 cc twin-overhead camshaft (DOHC), in-line six-cylinder Aston Martin engine designed by the legendary Tadek Marek.

The engine, continued with its triple SU carburettor setup producing 282 bhp at 5,500 rpm; the Vantage engine option is quoted at 325 bhp against the 314 bhp (234 kW; 318 PS) of the DB5.

Although the weight of the DB6 was approximately 17 lb (7.7 kg) heavier than its predecessor, the stability at high speed, added luggage capacity and comforts for passengers in this grand tourer more than offset any imperceptible loss in performance caused by additional weight.

The rear suspension used helical coil springs with ride control that was adjustable from inside the car.

A convertible body style was also offered, named the Volante, and this was introduced in 1966.

The DB6-based Volante succeeded the earlier ( 1965–1966 ) Volantes which were built on the last of the DB5 chassis' and were known as short chassis Volantes.

Of the later Mk 1 DB6-ba...