A 45 AMG (2013–2018)
The A 45 AMG is a performance version of the A-Class, fitted with a 2-litre four-cylinder turbo engine rated at 381 PS (280 kW; 376 hp) at 6000 rpm and 475 N⋅m (350 lbf⋅ft) at 2250-5000 rpm, AMG Speedshift DCT 7-speed sports transmission with Momentary M mode, 4MATIC all-wheel drive, 3-stage ESP with ESP Curve Dynamic Assist and “ESP Sport Handling” mode, AMG sports suspension with independently developed front and rear axles, high-performance braking system with 350 x 32 millimetres front brake discs and 330 x 22 millimetres rear brake discs, and is identifiable by the “twin blade” radiator grille, AMG light-alloy wheels in twin-spoke design and two square chrome-plated tailpipes.
With 381 PS (280 kW; 376 hp), the A 45 and its derivation vehicles, CLA 45 and GLA 45, have the highest specific output per litre of 187.5 horsepower per litre for a four-cylinder motor in the passenger car sector as of September 2017. The Bugatti Chiron has the same specific output as A 45.
The vehicle was originally announced to be unveiled in the first quarter of 2013, but was later unveiled at the Geneva Motor Show. The sales release date was set for 8 April 2013, with Germany marketing beginning in June 2013.