Powered by a 355-horsepower John Deere engine, model W 120 Fi Wirtgen milling machine has a 4-foot milling drum. It can mill to 300 mm.

Mill Assist, when set on automatic, adapts various parameters and recommends to the operator how to balance performance with operating costs. It automatically controls engine speed and simultaneously enables a range of usable milling drum speeds for the milling machine.

Level Pro Active features informative operating panels that display all connected sensors and measured values. It is fully integrated in the control system   .