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John Deere 6120B Specs
John Deere 6120B Engine Specifications
Engine Type - Inline, High-Pressure Common Rail
Engine Model - 4045HCP10
Air Inlet Type - Inter-cooled
Cooling Type - Circulating Water Cooling
Number of Cylinders - 4
Bore/Stroke, mm (in) - 106.5/127 (4.19/5)
Displacement, L - 4.5
Engine Power at Rated Speed, kW (hp) - 88.2 (120)
Rated Engine Speed, rpm - 2200
Maximum Engine Torque, Nm (lb·ft) - 493 (363)
Speed at Maximum Torque, rpm - 1600
Slow Idle, rpm - 850-900
Fast Idle, rpm - 2325-2375
Air Cleaner Type - Dry Type with Safety Element
Battery Voltage (V) - 12
Alternator Amperage - 90
Safety Start Type - Neutral Start
JD 6120B Power Take-off
Type - Independent
Outer Spline Specifications, mm (in) - 6/21 Spline: 35 (1.38)
PTO Speed, rpm - 540/1000
Transmission Ratio - (112:29) / (95:46)
PTO Output Power, kW - 72
John Deere 6120B Transmission
Type - Unsynchronized gear
Gears - 24 forward and 12 reverse
Clutch - 304.8mm dry disc
Gears Forward / Gears Reverse (Option) - 12F/4R
Gears Forward / Gears Reverse - 24F/12R
Steering and Brakes
Steering System Type - Hydraulic Steering
Steering Pump Type - Open Center and Non-reaction
Braking System Type - Mechanical
JD 6120B Hydraulic System
Type - Open Center, Separated
Hydraulic Pump - Gear Pump
System Pressure, MPa - 19-20
Control Modes - Position control, Draft sensing control, Rate of drop
Hydraulic Output Device - Dual SCV or Triple SCV
Valves - 2 to 3
Pump flow - 17.6 gpm (66.6 lpm)
Steering flow - 6.9 gpm (26.1 lpm)
Hitch Type - Rear Hitch Valve
John Deere 6120B Hitch
Hitch Type - Category 2
Lower Link Type - Fixed Ball Type
Lateral Sway Control - Stabilizer Bar
Lift Capacity@610mm, kN - 30
Drawbar Type - Category 2
Maximum Drawbar Force, kN - 39
Maximum Drawbar Power, kW - 66.5
Capacities
Fuel Tank L (gal) - 220 (58.11)
Transmission Case, L (gal) - 60 (15.65)
Crankcase, including Filter, L (gal) - 15 (3.96)
MFWD Axle Housing, L (gal) - 5 (1.32)
MFWD Wheel Hub, L (gal) - 0.8 (0.21), Each Side
Cooling System, L (gal) - 18 (4.76)
JD 6120B Dimensions and Weights
Overall Length, mm (in) - 4800 (188.97)
Overall Width, mm (in) - 2300 (90.55)
Overall Height (to Top of Canopy), mm (in) - 2990 (117.71)
Wheelbase, mm (in) - 2560 (100.79)
Ground Clearance MFWD Differential Bottom, mm (in) - 480 (18.89)
Ground Clearance Drawbar Pin Bottom, mm (in) - 410 (16.14)
Minimum Operating Weight, kg (lb) - 4630 (10207)
Maximum Front Ballasts, kg (lb) - 600 (1322)
Maximum Rear Ballasts, kg (lb) - 440 (970)
Turning Radius MFWD On, Minimum, m (ft) - 5.5 (18.04)
Turning Radius MFWD Off, Minimum, m (ft) - 5 (16.4)
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