A Rare Find: R129 SL73 AMG – 525 BHP

Silver SL73 AMG with Glass Roof

What do the R129 SL Roadster and the Pagani Zonda super car have in common? The engine! The M120 V12 was used in a limited run of 85 R129 SL73 AMG roadsters. With 7.3 Litres of displacement and 525 BHP, it was the most powerful engine ever put into a SL Roadster at the time.

The massive horsepower and 552 Ft. Lbs. of torque helped the SL73 AMG to accelerate from 0-60 MPH in an estimated 4.8 seconds. Additionally, the brakes and suspension were also given improved components. the The SL73 offered Ferrari levels of performance from a rather heavy Mercedes-Benz roadster.

To make the SL73 AMG, AMG would take a standard SL600, and tweak the engine and other related components to develop the truly special vehicle. The cost to transform your standard SL600 into a SL73 AMG was approximately $50,000 USD at that time.

A rare sight, the SL73 AMG represents the classic Mercedes-Benz style with enormous amounts of power and torque.