A modification bundle designed to scale back the general width of a car’s rear axle meeting. These kits typically contain shortening the axle housing, axles themselves, and probably modifying brake elements to attain a narrower observe width. For example, a scorching rod builder might make use of this to accommodate wider rear tires inside the confines of the car’s physique.
The first benefit of this kind of modification lies in improved aesthetics or enhanced efficiency capabilities. Traditionally, it has been utilized in drag racing and {custom} automotive builds to attain a particular stance or to permit for the fitment of bigger tires that may in any other case not be attainable. This customization can present improved traction and a extra aggressive visible look.