The Renault KZ is a mid-size car or large family car manufactured by Renault from 1923 until 1931.

The KZ was the replacement of the Type GS and the Type IG, and its intention was to be a rival of the Citroën Type C in the class called "populaires" (economic).

The car had a 4-cylinder engine of 2120 cc, 33 cm larger than its predecessors.

[1] In 1927 three new models arrived, the KZ1, KZ2, KZ3, 21 cm larger.

The KZ11, was a taxis G7 company, a special series of 2400 vehicles with new adaptations.