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Features

Compact Engine Package

JD4G engine - Rear Left

The JD4 features a significant reduction in package size and weight compared to the John Deere 4.5L single turbo engine. This compact design offers customers improved visibility and fuel efficiency.

Reliability and Uptime

Service tech checks a tablet next to a JD4G engine

The JD4 offers extended fluid service intervals of 750 hours (1,000 hours possible), reducing maintenance costs for customers. Hydraulic lash adjusters decrease valve wear and eliminate valve lash maintenance.

Engine Performance

Studio image of JD4G engine

The JD4 features more power in a compact package and a rear gear train that offers customers low noise and higher PTO power. The engine also has an extended single turbo range for improved high-load capacity and productivity.

Specifications

Engine

Number of Cylinders4
Displacement3.9 L
Engine TypeIn-line, 4-stroke
AspirationTurbocharged, air-to-air aftercooled
TurboWastegate (WGT)
Emissions CertificationsEPA Tier 3/EU Stage III A Equivalent
Rated Power Minimum99.2 hp
Rated Power Minimum74 kW
Rated Power Maximum147.5 hp
Rated Power Maximum110 kW
Rated Speed2200 rpm
Peak Torque319.4-473.6 lb-ft
Peak Torque433-642 Nm
Length32.4 in.
Length823 mm
Width25.8 in.
Width655 mm
Height33.2 in.
Height844 mm
Weight, Dry1045.1 lb.
Weight, Dry474 kg