A long, flat, thin, flexible section of spring steel or composite material used in suspensions (especially rear suspensions) to deflect force.
springs built-up from a number of flat plates clamped together. Commonly used on the rear of most production pickup trucks. Popular replacements for the harsh stock leaf springs are Deaver or National springs, which not only improve ride quality, but increase wheel travel amongst other things.
A long, flat, thin, flexible piece of spring steel or various composite materials that deflects by bending when forces act upon it. Leaf springs are used primarily in suspensions.