Look up: FR layout

1. Front-engine, front-wheel drive layout
   In automotive design, an `FF`, or `Front-engine, Front-wheel drive layout` places both the internal combustion engine and driven roadwheels at the front of the vehicle. Usage implications: In contrast with the front-engine, rear-wheel drive layout (FR), the FF layout eliminates the need for a centra...
   Found on http://en.wikipedia.org/wiki/Front-engin
   
   
2. Front-engine, four-wheel drive layout
   In automotive design, an `F4`, or `Front-engine, Four-wheel drive 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-roa...
   Found on http://en.wikipedia.org/wiki/Front-engin
   
   
3. Front-engine, rear-wheel drive layout
   In automotive design, an `FR`, or `Front-engine, Rear-wheel drive layout` is one where the engine is located at the front of the vehicle and driven wheels are located at the rear. This was the traditional automobile layout for most of the 20th century.--> History: The first FR car was a 1895 Panhard...
   Found on http://en.wikipedia.org/wiki/Front-engin