115 bhp, 2,996 cc SOHC inline six-cylinder engine, four-speed automatic transmission, four-wheel independent coil-spring suspension, and four-wheel hydraulic internal-expanding drum brakes.

Wheelbase: 3,150 mm The Mercedes 300 d was a lengthened version of the earlier 300 models, and it was designed to be an executive’s limousine that would compete head-to-head with Rolls-Royce.

The prestige vehicle received a slightly detuned version of the same engine that Mercedes installed in its 300 SL sports car models.

Earlier 300 models had come to be known as “Adenauer”, for the West German Chancellor who favoured them as official transportation, and that prestigious nickname also carried over to its vast successor.

The 300 d was unparalleled in its time for comfort, as it had a spacious interior that was swathed in a log cabin’s worth of hardwood and a herd of thick leather hides, and it had enough legroom for even the tallest passenger to achieve comfort.

The 300 d offered here was orig...