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Foxtron Bria
The Foxtron Bria is a battery-electric crossover wagon built by Foxtron, a Foxconn and Yulon joint venture, and unveiled in December 2025 as Taiwan's first export EV.
Free-flow speed
Free-flow speed (FFS) is the speed vehicles travel when unaffected by other vehicles, traffic control, or surrounding conditions, and it anchors capacity and level-of-service analysis in traffic engineering.
Freelander 8
The Freelander 8 is a full-size extended-range electric SUV, the first model of the revived Freelander brand, built in Changshu, China by the Chery Jaguar Land Rover joint venture.
Freeways of Iran
Freeways of Iran, known in Persian as آزادراه, are the limited-access motorways of the national road network, which spanned 2,401 km in 2015 under the Ministry of Roads and Urban Development.
Freight brokerage
Freight brokerage is the business of arranging freight transportation between shippers and motor carriers without moving the freight itself, matching loads to trucks and negotiating rates. In the United States it requires authority from the FMCSA.
Freightliner Business Class M2
The Freightliner Business Class M2, also known as the Freightliner M2, is a line of medium-duty Class 5-8 commercial trucks built by Freightliner Trucks since 2002.
Freightliner Cascadia
The Freightliner Cascadia is a Class 8 on-highway semi-truck built by Freightliner Trucks in Portland, Oregon. Introduced in 2007, it has sold over one million units.
Freightliner Century Class
The Freightliner Century Class is a Class 8 heavy-duty conventional truck produced by Freightliner from 1995 until 2010 in North America, with export production continuing to 2020.
Freightliner Trucks
Freightliner Trucks is an American manufacturer of medium- and heavy-duty commercial trucks, founded in 1942, owned by Daimler-Benz since 1981, and headquartered in Portland, Oregon.
Freightways
Freightways is a New Zealand transport and logistics company, founded as New Zealand Couriers in 1964 and listed on the NZX since 2003, delivering around 100 million items a year.
Frenet frame planning
Frenet frame planning is a trajectory-planning method for autonomous vehicles that describes motion relative to a road centerline, splitting planning into separate path and speed problems, established in 2010.
Friction zone
The friction zone is the range of a motorcycle's clutch lever travel where the clutch is partially engaged, letting riders start smoothly and control speed.
Front-engine, four-wheel-drive layout
The front-engine, four-wheel-drive layout is an automotive drivetrain arrangement with a front-mounted engine that can send torque to all four wheels, common on trucks and SUVs.
Front-wheel drive
Front-wheel drive (FWD), also called the FF layout, is a drivetrain layout where the engine powers the front wheels, which both propel and steer the car.
Fuel economy in automobiles
Fuel economy in automobiles is the distance a vehicle travels per unit of fuel, measured as miles per gallon in the US and liters per 100 km elsewhere.
Fuji Bikes
Fuji Bikes is a bicycle brand founded in Japan in 1899, one of the oldest bicycle names still in use, now owned by Taiwan's Ideal Bike group.
Full truckload
Full truckload (FTL) is a freight shipping mode in which one shipper books an entire truck or trailer for a direct move from pickup to delivery.
Full-depth asphalt patching
Full-depth asphalt patching is a pavement repair method that removes the entire thickness of failed asphalt and base down to stable subgrade and rebuilds it with new compacted material.
Full-depth reclamation
Full-depth reclamation is a pavement recycling method that pulverizes existing asphalt and base material in place to form a stabilized base for a new surface.
Full-size car
A full-size car is a passenger car in the largest conventional sedan category, defined by the EPA as over 120 cubic feet of combined passenger and luggage volume.
Fundamental diagram of traffic flow
The fundamental diagram of traffic flow shows how flow rate, density, and speed relate on a road, rising to maximum flow at an intermediate density before congestion reduces it.
GAC Group (广州汽车集团股份有限公司)
GAC Group, also known as Guangzhou Automobile Group, is a Chinese state-owned automaker in Guangzhou running joint ventures with Honda and Toyota and self-developed brands Trumpchi, Aion, and Hyptec.
Gama Goat
The Gama Goat, officially the M561 1¼-ton 6x6 cargo truck, was an articulated, semi-amphibious military truck produced for the US Army from 1969 to 1973 and retired by 1991.
Ganga Expressway (गंगा एक्सप्रेसवे)
Ganga Expressway (गंगा एक्सप्रेसवे) is a 594-kilometer, six-lane expressway in Uttar Pradesh, India, linking Meerut and Prayagraj through 12 districts. Inaugurated by Prime Minister Narendra Modi in 2026, it is the state's longest expressway.
Gantry (road)
A gantry, in road engineering, is a structure spanning a carriageway that carries traffic signs, signals, and equipment above the lanes, including variable message signs, lane controls, and tolling equipment.
Gap acceptance theory
Gap acceptance theory is a traffic flow theory modeling how yielding drivers and pedestrians decide whether a gap in priority traffic allows entering, crossing, or merging.
Garbage truck
A garbage truck, also called a refuse collection vehicle or dustcart, is a motor vehicle that collects refuse, compacts it, and hauls it to landfills.
Garden State Parkway
The Garden State Parkway is a 173-mile toll highway in New Jersey, running from Cape May to the New York state line and serving the Jersey Shore.
Gateway Motorway
The Gateway Motorway is a toll motorway in Brisbane, Queensland, Australia, linking the Pacific Motorway to the Bruce Highway and letting traffic bypass the Brisbane central business district.
Gaylord Gladiator
The Gaylord Gladiator was an American two-seater luxury sports car of the mid-1950s, commissioned by the Gaylord brothers, designed by Brooks Stevens, and shown at the 1955 Paris Salon.