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  2. Four-wheel drive - Wikipedia

    en.wikipedia.org/wiki/Four-wheel_drive

    The Jeep Wrangler (pictured is a TJ Wrangler) is a 4WD vehicle with a transfer case to select low-range or high-range four-wheel drive.. A four-wheel drive, also called 4×4 ("four by four") or 4WD, is a two-axled vehicle drivetrain capable of providing torque to all of its wheels simultaneously.

  3. Powertrain layout - Wikipedia

    en.wikipedia.org/wiki/Powertrain_layout

    The front-engine, rear-wheel drive layout (abbreviated as FR layout) is one where the engine is located at the front of the vehicle and driven wheels are located at the rear. [3] This was the traditional automobile layout for most of the 20th century, and remains the most common layout for rear-wheel drive vehicles.

  4. Rear-engine, four-wheel-drive layout - Wikipedia

    en.wikipedia.org/wiki/Rear-engine,_four-wheel...

    R4 layout, the engine is located behind the rear axle. In automotive design, an R4, or rear-engine, four-wheel-drive layout places the engine at the rear of the vehicle, and drives all four roadwheels. This layout is typically chosen to improve the traction or the handling of existing vehicle designs using the rear-engine, rear-wheel-drive ...

  5. Front-engine, four-wheel-drive layout - Wikipedia

    en.wikipedia.org/wiki/Front-engine,_four-wheel...

    In automotive design, an F4, or front-engine, four-wheel drive (4WD) layout places the internal combustion engine at the front of the vehicle and drives all four roadwheels. This layout is typically chosen for better control on many surfaces, and is an important part of rally racing, as well as off-road driving.

  6. Transfer case - Wikipedia

    en.wikipedia.org/wiki/Transfer_case

    Inside of a 231 New Process Gear transfer case. Part-time/Manual, shift on the fly. A transfer case is an intermediate gearbox that transfers power from the transmission of a motor vehicle to the driven axles of four-wheel-drive, all-wheel-drive, and other multi-axled on- and off-road machines.

  7. Jeep four-wheel-drive systems - Wikipedia

    en.wikipedia.org/wiki/Jeep_four-wheel-drive_systems

    Jeep uses a variety of four-wheel drive systems on their vehicles.These range from basic part-time systems that require the driver to move a control lever to send power to four wheels, to permanent four-wheel systems that monitor and sense traction needs at all four wheels automatically under all conditions.

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  9. Powertrain - Wikipedia

    en.wikipedia.org/wiki/Powertrain

    A motor vehicle's driveline or drivetrain consists of the parts of the powertrain excluding the engine. It is the portion of a vehicle, after the prime mover , that changes depending on whether a vehicle is front-wheel , rear-wheel , or four-wheel drive , or less-common six-wheel or eight-wheel drive .