Controlled by two foot pedals and range shift lever. Tractor must be stopped before shifting ranges. Cruise control standard. SpeedMatch allows maximum speed to be limited. MotionMatch allows acceleration rate to be set. LoadMatch allows engine RPMs to be set, tractor will adjust speed to maintain RPMs
The 3120 model tractor is one of John Deere's 9R line of tractors. The 3120 is a Compact Utility Tractors type, which is used mainly in Agriculture Tractors. The engine of the 3120 tractor generates. This setup improves usability in the real world.