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Road transport

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Dieter Zetsche

Dieter Zetsche, born 1953 in Istanbul, is a German engineer who led Chrysler's turnaround from 2000 to 2005 and chaired Daimler, heading Mercedes-Benz Cars, from 2006 to 2019.

Dilip Chhabria

Dilip Chhabria, born around 1953, is an Indian car designer who founded DC Design in 1993 and created the DC Avanti, marketed as India's first sports car.

Dino 206 GT and 246 GT

The Dino 206 GT and 246 GT are two-seat mid-engined V6 sports cars built by Ferrari and sold under the Dino marque from 1968 to 1974.

Dirección de Vialidad

Dirección de Vialidad (Directorate of Roadways) is the road agency of Chile's Ministry of Public Works, created in 1953 to plan, build, and maintain roads outside the concession system.

Dirección General de Tráfico

The Dirección General de Tráfico (DGT) is Spain's traffic agency under the Ministry of the Interior, created in 1959, issuing driving licenses, vehicle registrations, and sanctions.

Direct-shift gearbox

The direct-shift gearbox (DSG, German Direkt-Schalt-Getriebe), sold by Audi as S-tronic, is Volkswagen Group's dual-clutch automated manual transmission using two clutches for fast shifts, first mass-produced in 2003.

Direct-to-consumer automobile selling in the United States

Direct-to-consumer automobile selling in the United States lets manufacturers like Tesla sell cars through their own stores, but state franchise laws restrict it in much of the country.

Direktorat Jenderal Perhubungan Darat

Direktorat Jenderal Perhubungan Darat, or Ditjen Hubdat, is Indonesia's Directorate General of Land Transportation, the Ministry of Transportation unit that formulates and executes national land transport policy.

Disc wheel

A disc wheel is an aerodynamic spokeless bicycle wheel, used mainly as a rear wheel in time trials and track racing since Francesco Moser's 1984 hour record.

Disengagement reporting

Disengagement reporting is a California DMV rule requiring manufacturers testing autonomous vehicles on public roads to report test miles and every takeover, from 2014 to 2026.

Distracted driving

Distracted driving is operating a vehicle while attention is diverted by secondary activities such as texting, eating, or phone calls, killing 3,208 people in the US in 2024.

Distributor

A distributor is a device in the ignition system of a spark-ignition engine that routes high voltage from one ignition coil to each spark plug in the correct firing order.

District Department of Transportation

The District Department of Transportation (DDOT) is the cabinet-level District of Columbia agency responsible for roads, bridges, sidewalks, transit, and traffic safety, established in 2002 and reporting to the Mayor.

Diverging diamond interchange

A diverging diamond interchange (DDI), or double crossover diamond, is a highway interchange where traffic briefly drives on the left so left turns onto freeway ramps cross no oncoming traffic.

Dixie Highway

The Dixie Highway was a network of parallel north-south auto trails, conceived by Carl Fisher in 1915, linking the Midwest and Great Lakes with Florida.

DKW

DKW was a German vehicle brand, founded by engineer Jørgen Skafte Rasmussen, that became the world's largest motorcycle manufacturer and a pioneer of two-stroke engines and front-wheel drive.

DMC DeLorean

The DMC DeLorean, commonly called the DeLorean DMC-12, is a two-seat sports car with stainless-steel body panels and gull-wing doors, built in Northern Ireland from 1981 to 1982.

Dodge

Dodge is an American automobile brand founded by John and Horace Dodge in Michigan in 1900, now owned by Stellantis and known for performance cars like the Charger and Challenger.

Dodge 600

The Dodge 600 is a mid-size front-wheel-drive car sold by Dodge from 1983 through 1988 as a sedan, coupe, and convertible, Dodge's version of the Chrysler E-Class on the K platform.

Dodge Avenger

The Dodge Avenger is a Dodge nameplate covering two vehicles: a front-wheel-drive coupe sold from 1995 to 2000, and a midsize sedan sold from 2008 to 2014.

Dodge Caliber

The Dodge Caliber was a compact five-door hatchback produced by Chrysler from 2006 to 2011 as the replacement for the Dodge Neon, replaced itself by the Dodge Dart.

Dodge Caravan

The Dodge Caravan is a minivan built by Chrysler from 1983 to 2020. Launched alongside the Plymouth Voyager, it created the modern minivan and saved Chrysler financially.

Dodge Challenger

The Dodge Challenger is an American muscle and pony car built by Dodge across three generations: a 1970–1974 coupe, a 1978–1983 Mitsubishi-built compact, and a V-8 coupe made from 2008 to 2023.

Dodge Challenger (1970)

The 1970 Dodge Challenger was the first model year of Dodge's E-body pony car, introduced in fall 1969 as its answer to the Mustang and Camaro.

Dodge Challenger (2008)

The 2008 Dodge Challenger is a two-door muscle coupe introducing the nameplate's third generation, launched exclusively as the SRT8 with a 425-horsepower 6.1-liter HEMI V8.

Dodge Charger

The Dodge Charger is an American automobile nameplate produced by Dodge since 1966, spanning eight generations that include 1960s muscle cars, a subcompact hatchback, and four-door performance sedans.

Dodge Charger Daytona

The Dodge Charger Daytona is the name of two Dodge performance cars: a 1969 NASCAR aerodynamic special and an all-electric muscle car introduced for 2024.

Dodge Colt

The Dodge Colt, sold as the Plymouth Champ, was a Mitsubishi-built subcompact sold by Chrysler in North America from 1971 to 1994, replaced by the Dodge Neon.

Dodge Coronet

The Dodge Coronet was an automobile sold by Dodge from 1949 to 1959 and again from 1965 to 1976, Dodge's mid-size line and home of its late-1960s muscle cars.

Dodge D series

The Dodge D series was Dodge's full-size pickup line from 1961 to 1980, including models like the D100 and W300, before the same design became the Dodge Ram.