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Karmann
Karmann, formally Wilhelm Karmann GmbH, was a German coachbuilder and contract vehicle manufacturer in Osnabrück known for the Karmann Ghia and the VW Beetle Cabriolet; it went insolvent in 2009.
Karnataka State Road Transport Corporation
Karnataka State Road Transport Corporation (KSRTC) is a state-owned corporation headquartered in Bengaluru that runs long-distance, express, and city buses across southern Karnataka and to neighboring states.
Kawasaki KLR650
The Kawasaki KLR650 is a 652 cc single-cylinder dual-sport motorcycle Kawasaki has built since 1987, known for low price, mechanical simplicity, and long-distance durability on paved and unpaved roads.
Kawasaki Ninja
The Kawasaki Ninja is a Kawasaki brand of sport, supersport, and hypersport motorcycles, introduced in 1984 with the GPz900R, and now ranging from electric models to the supercharged H2.
Kawasaki Ninja 250R
The Kawasaki Ninja 250R is a 249 cc parallel-twin sport motorcycle sold by Kawasaki from 1986 and revamped in 2008, a common first motorcycle and entry-level sportbike.
Kawasaki Ninja 300
The Kawasaki Ninja 300 is a 296 cc entry-level sport motorcycle introduced by Kawasaki in 2012 as a full model change of the Ninja 250R, powered by a liquid-cooled parallel twin.
Kawasaki Ninja 650R
The Kawasaki Ninja 650R, sold in many markets as the ER-6f, is a mid-size sport motorcycle built by Kawasaki from 2006 around a 649 cc parallel-twin engine.
Kawasaki Ninja H2
The Kawasaki Ninja H2, also called Ninja H2, is a supercharged hypersport motorcycle Kawasaki introduced in 2015 as the road-going version of the track-only Ninja H2R.
Kawasaki Ninja ZX-10R
The Kawasaki Ninja ZX-10R, also called the ZX-10R, is a 998 cc four-cylinder superbike produced by Kawasaki since 2004 and the base machine for its World Superbike racing program, which has won seven riders' titles.
Kawasaki Ninja ZX-12R
The Kawasaki Ninja ZX-12R is a hypersport motorcycle built by Kawasaki from 2000 to 2005, with the first aluminum monocoque frame on a mass-production motorcycle.
Kawasaki Ninja ZX-14
The Kawasaki Ninja ZX-14, also known as the ZZR1400, is a large sport motorcycle launched by Kawasaki in 2006 as the flagship Ninja, rivaling the Suzuki Hayabusa.
Kawasaki Ninja ZX-6R
The Kawasaki Ninja ZX-6R, also known as the ZX-6R, is a 600-class supersport motorcycle built by Kawasaki since 1995 and distinguished since 2002 by a 636 cc inline-four engine.
Kawasaki Ninja ZX-7R
The Kawasaki Ninja ZX-7R is a 748 cc sport motorcycle produced by Kawasaki from 1996 to 2003 as the road version of the ZX-7RR racer.
Kawasaki Ninja ZX-9R
The Kawasaki Ninja ZX-9R, also known as the Kawasaki ZX-9R, is a sport bike produced by Kawasaki from 1994 to 2003, powered by an 899 cc inline-four.
Kawasaki Vulcan
The Kawasaki Vulcan, sold under the VN designation, is a family of Kawasaki cruiser motorcycles, mostly V-twins from 398 to 2,053 cc, built since 1985.
Kawasaki Z1000
The Kawasaki Z1000 (formally ZR1000) is a naked sport motorcycle built by Kawasaki since 2003, created the Supernaked category, and remained in production into the 2025 model year.
Kei car
The kei car, or keijidōsha (軽自動車, "light automobile"), is a Japanese legal category of very small cars and trucks with 660 cc engines, created in 1949.
Kei truck
A kei truck, known in Japan as keitora, is a small pickup truck built to Japan's kei-car rules, ubiquitous in Japanese farming, forestry, and delivery.
Kelley Blue Book
Kelley Blue Book, also known as KBB, is an American vehicle valuation company that publishes price estimates for new and used cars, based on actual market transactions.
Kennedy Expressway
The Kennedy Expressway, also known as the John F. Kennedy Expressway, is a 16-mile segment of Interstates 90 and 94 in Chicago running from the Loop toward O'Hare International Airport.
Kentucky Transportation Cabinet
The Kentucky Transportation Cabinet, headquartered in Frankfort, is Kentucky's state agency for highways, bridges, driver licensing, and vehicle registration, employing more than 4,000 people across 12 Department of Highways districts.
Kenworth
Kenworth is an American manufacturer of medium- and heavy-duty commercial trucks, founded in Seattle, Washington, in 1923 and owned by PACCAR Inc, which also builds Peterbilt and DAF trucks.
Kenworth T680
The Kenworth T680 is a Class 8 aerodynamic conventional tractor built by Kenworth, a PACCAR subsidiary, introduced in 2012 to replace the T660 and T700 in long-haul freight.
Kenworth W900
The Kenworth W900 is a long-hood Class 8 conventional truck produced by Kenworth since 1963, with over 280,000 sold; Kenworth announced in March 2025 that production ends in 2026.
Kenya National Highways Authority
The Kenya National Highways Authority is a Kenyan state corporation responsible for managing and maintaining national trunk roads, established under the Kenya Roads Act of 2007.
Kerala State Road Transport Corporation (കേരള സംസ്ഥാന റോഡ് ട്രാൻസ്പോർട്ട് കോർപ്പറേഷൻ)
Kerala State Road Transport Corporation, also known as Kerala RTC, is the state-owned corporation operating scheduled bus services across Kerala, India, with roots in a 1938 Travancore transport service.
Kerb ramp
A kerb ramp, called a curb ramp or curb cut in American usage, is a short ramp linking a sidewalk to the roadway for wheelchair users.
Kerner's three-phase traffic theory
Kerner's three-phase traffic theory, introduced by Boris S. Kerner in 1996–2000, divides freeway congestion into three phases: free flow, synchronized flow, and the wide moving jam.
KGM Actyon (KGM 액티온)
The KGM Actyon (KGM 액티온) is a mid-size coupe SUV from South Korean manufacturer KG Mobility, formerly SsangYong, launched in 2024 as the first all-new model under the KGM name.
Kia
Kia, also known as Kia Motors, is a South Korean automobile manufacturer founded in 1944 that now builds more than 1.4 million vehicles a year as part of the Hyundai-Kia Automotive Group.