[aerohead]

* 1912 Deperdussin Monocoque aircraft introduces 'MOON' wheel covers, and head-fairing.
* November 11, 1916, Cornelius T. Meyers introduces active extensible boat-tail, US PATENT 1,352,679.
* circa 1935, Baron Reinhard von Koenig-Fachsenfeld reintroduces an active, extensible boat-tail and splitter.
* 1935 Reid Railton introduces the variable radiator shutter on Sir Malcolm Campbell's Bluebird LSR race car.
* 1947 Reid Railton introduces 100% grille-block with ice-tank-cooled engine on his Railton MOBIL Special LSR racer.
* 1955 Ford convertible offers Cd - 0.55 -to- Cd 0.85.
* 1957 tilt-wing aircraft R&D is underway.
* 1961, first rear spoiler introduced by Richie Ginther, fine-tuned by Mauro Forghieri, Ferrari 2643 prototype, 24-Hours of Le Mans.
* 1966 VW Beetle convertible offers Cd 0.50-to-Cd - 0.68.
* 1966 VW Karmann-Ghia convertible offers Cd 0.38- to - Cd 0.48.
* 1967 Chevy Chaparal 2F introduces active, variable angle-of-attack wing.
* 1970 Volvo VCC concept introduces an active airdam.
* 1970 Porsche 914:
- Cd 0.017 pop-up headlights
- Cd 0.018 side windows down
- Cd 0.026 roof removal
* 1972, first 'production' rear spoiler, homologated Porsche 911 RS 2.7.
* 1976 Ford of Cologne, Germany introduces 'lamellar' passive-active grille-shutter.
* c 1979, Daimler- Benz C-111-IV introduces variation of Fachsenfelds' splitter.
* 1983 Ford Probe-III incorporates an active deployable front valance.
* 1983 GM Aero 2000 ( Epcot car ) concept introduces active rear diffuser.
* 1983 Ford Prove-IV concept incorporates active front airdam, active chassis inclination aero-optimizing suspension, and inner fender/ elastic urethane rubber front wheel skirts.
* 1987 GM Pontiac Pursuit concept incorporates articulated front wheel skirts, and computer-controlled DELCO air suspension.
1987 Renault Vesta II concept uses active air suspension for drag reduction.
* 2002 VW 1-Liter car introduces active, variable-opening, submerged NACA cooling system inlet.
* 2013 Ford F-150 'ATLAS' concept introduces active, battery-powered wheel shutters.
* Ferrari introduces drag-reducing 'aero-bridge', by PININFARINA, on F12
* Dodge RAM 1500 HFE offers active air suspension for drag reduction.
* 2016 Mercedes-Benz IAA re-introduces active, extensible rear elongation, and active, morphing wheel shutters.
* 2022 Mercedes-Benz Vision EQXX active, extensible rear diffuser.