2026 John Deere 4 Series 4066R

2026 John Deere 4 Series 4066R

• Turbocharged diesel engine

• PowrReverser™ or eHydrostatic Transmission Options

• Cab or Open Station configurations

• Premium features: Hitch Assist, Aux Hitch Control, HST controls

Features may include:

• Easy tractor family identification

• Updated fixed grille and side panel hood design allows for optimum sealing of the cooling compartment

• Easily removable cowl, allowing for serviceability access

• Wraparound-style halogen headlights

• The Yanmar diesel engine has a high-torque reserve that provides plenty of power under heavy load.

• This 4-cylinder engine features lower levels of exhaust emissions and reduced noise levels. It meets EPA Final Tier 4 (FT4) emission standards.

• The 12/12 PowrReverser transmission is available on the 4M and 4R Tractors.

• The PowrReverser transmission offers a hydraulically shifted forward-to-reverse transmission. This allows for clutchless shuttle shifting between forward and reverse with one lever for quick and easy direction change.

• The tractor is available with a three-range electronic hydrostatic (eHydro) transmission.

• Fluid under pressure transmits engine power to the drive wheels using a pump and motor

• Functions both as a clutch and transmission

• Provides high torque for startup

• Reduces powertrain shock loads

• The operator's station is designed for easy entry and exit from the tractor.

• Conveniently placed brake pedals, as well as repositioned operator controls, provide for a clean and flat platform design giving the operator plenty of legroom.

• Naturally aspirated diesel engine

• PowrReverser™ or eHydrostatic Transmission Options

• Cab or Open Station configurations

• Premium features: Hitch Assist, Aux Hitch

• Control, HST controls