The 1980 Mercedes-Benz 300SD W116 was a flagship luxury sedan produced by Mercedes-Benz from 1978 to 1980. It was the first production car to feature a turbocharged diesel engine and was known for its impressive performance and fuel economy.
 
The 300SD W116 was powered by a 3.0-liter, five-cylinder turbocharged diesel engine that produced 120 horsepower and 170 lb-ft of torque. The engine was paired with a four-speed automatic transmission and rear-wheel drive. The 300SD could accelerate from 0 to 60 mph in 13.5 seconds and had a top speed of 106 mph.
 
The exterior of the 300SD featured a classic and elegant design, with a long hood, sharp lines, and chrome accents. The car had a length of 196.9 inches, a width of 71.3 inches, and a height of 57.5 inches. It also featured a sunroof, fog lamps, and 14-inch alloy wheels.
The interior of the 300SD was spacious and luxurious, with seating for up to five passengers. The front seats were power-adjustable, and the rear seats could recline for additional comfort. The interior was upholstered in leather and featured wood trim on the dashboard, center console, and door panels. Other interior features included power windows, power locks, power mirrors, and automatic climate control.
The 300SD was also equipped with advanced safety features, including anti-lock brakes, traction control, and airbags for the driver and front passenger. Additionally, the car featured a reinforced passenger compartment, crumple zones, and a fire extinguisher in the trunk.
 
The 1980 Mercedes-Benz 300SD W116 was a well-built and reliable luxury sedan that was popular among buyers who wanted a car that was both fuel-efficient and luxurious. Today, it is considered a classic Mercedes-Benz and is still sought after by enthusiasts and collectors. The W116 generation of Mercedes-Benz S-Class vehicles helped establish the brand's reputation for producing high-quality, luxurious vehicles with advanced technology and safety features.