John Deere 5120ML Tractor

Manufacturer John Deere
Price -
Model 5120ML
Equipment Type Specialty Tractors
Factory Saltillo, Mexico

KEY SPECS

Engine description OOS: John Deere Power Tech 4045 PWL Cab: John Deere Power Tech 4045 PWS
Engine displacement 4 cylinders: 4.5L / 276cu in.
Rated engine power At 2200 rpm: 92kW / 120hp
Maximum engine power 92kW / 125hp
Rated PTO power (hp SAE) At 2100 rpm: 77.2kW / 105hp
Transmission type OOS: Standard: Power Reverser 16F/16R Optional: Power Quad PLUS 16F/16R Power 832F / 16RCab: Standard: Power Quad PLUS 16F/16R Optional: Powr8 32F/16R with creeper
Hydraulic pump rated output OOS: Standard: 94L/min / 24.7gpm Optional: 117L/min / 31gpm Cab: 117L/min / 31gpm
Rear hitch category (SAE designation) Category 2

ENGINE SPECIFICATIONS

The John Deere 5120ML tractor features a turbocharged 4.5L PowerTech 4045HLV81 engine with a rated speed of 2200 rpm, ensuring efficient power delivery for various agricultural applications. Its wet sleeved cylinders allow for easier maintenance and potential engine rebuilds, while the Final Tier 4 emission compliance indicates reduced environmental impact, though it may require a more complex after-treatment system (EGR/DOC/DPF/SC) that could add to upkeep costs. Overall, this model strikes a balance between reliability, power, and emissions control, catering to operators who prioritize sustainability while needing a robust workhorse.

Description OOS: John Deere Power Tech 4045 PWL Cab: John Deere PowerTech 4045 PWS
Engine type 4045HLV81
Engine family NJDXL06.8309
Rated speed 2200 rpm
Aspiration Turbocharged
Cylinders liners Wet sleeved
Emission level Final Tier 4
After treatment type OOS: ERG/DOC/SCR Cab: EGR/DOC/DPF/SC
Displacement 4 cylinders: 4.5L / 276cu in

ENGINE PERFORMANCE

The John Deere 5120ML offers a robust rated power of 92 kW (120 hp), making it suitable for various agricultural applications, with a notable maximum engine power of 125 hp, allowing for versatility in demanding tasks. The engine's peak torque of 500 Nm at 1600 rpm enhances its performance in heavy-duty operations, while the PTO torque rise of 30% at the same speed ensures efficient implementation of attached equipment. However, the power boost feature, providing an additional 4% at 1900 rpm, may be limited in prolonged use, necessitating awareness of its operational capabilities in extended applications.

Rated power At 2200 rpm: 92kW / 120hp
Rated PTO power (hp SAE) At 2100 rpm: 77.2kW / 105hp
Power boost At 1900 rpm: 4 percent
Maximum engine power 92kW / 125hp
Engine peak torque At 1600 rpm: 500Nm / 369lb-ft
PTO torque rise At 1600 rpm: 30 percent

TRANSMISSION

The John Deere 5120ML tractor features a Power Reverser transmission with 16 forward and 16 reverse gears, enabling efficient directional changes, ideal for applications requiring frequent shifts, like loader work. The wet clutch design enhances durability and reduces maintenance compared to dry systems, although initial costs may be higher. An optional creeper gear is available for low-speed precision tasks, making it advantageous in applications such as tilling or detailed planting, though this might add weight and complexity to the transmission setup.

Type OOS: Standard: Power Reverser 16F/16R Optional: Power Quad PLUS 16F/16R Power 832F/16R Cab: Standard: Power Quad PLUS 16F/16R Optional: Power 832F/16R with creeper
Reverser Yes
Clutch; wet/dry Wet
Creeper Cab: Power 832F/16R with creeper

HYDRAULIC SYSTEM

Type OOS: Standard: Open center Optional: Pressure-and-flow compensated (PFC) system Cab: Pressure-and-flow compensated (PFC) system
Pump rated output OOS: Standard: 94L/min / 24.7gpm Optional: 117L/min / 31gpm Cab: 117L/min / 31gpm
Available flow at a single rear SCV OOS: Standard: 70L/min / 18.4gpm Optional: 100L/min / 26.4gpm Cab: 100L/min / 26.4gpm
Number of rear selective control valves (SCVs) Three
Number of mid selective control valves (SCVs) Standard: Zero / Optional: Up to Three
Joystick SCV control OOS: Mechanical Cab: Rear SCVs: Mechanical Mid-SCVs: Electrohydraulic

REAR HITCH

Hitch draft control load sense type OOS: Standard: Mechanical Optional: Electrohydraulic Cab: Electrohydraulic
Remote control valves available Three
Hitch category (SAE designation) Category 2; convertible to 1
Maximum lift capacity behind lift points OOS: Standard for Power Reverser: 2223kg / 4900lb Optional for Power Reverser: 2565kg / 5654lb Optional for Power Quad PLUS Powr8: 3164kg / 6975lb Optional for Power Quad PLUS/Powr8: 3569kg / 7868lb Cab: Standard: 2720kg / 5996lb Optional: 3122kg / 6883lb
Sensing type Top link
Rear axle differential lock Electrohydraulic

DRAWBAR

Drawbar category Category 2
Maximum vertical load field use (250-mm extended): 1450kg / 3197lb Field use (350-mm extended): 1200kg / 2646lb Field use (400-mm extended): 1200kg / 2646lb

REAR POWER TAKE-OFF (PTO)

Type OOS: Standard: 540/540E Optional: 540/540E/1000 Cab: Standard: 540/540E/1000
Engine rpm (at rated PTO speeds) 540 at 2100 rpm / 540E at 1645 rpm / 1000 at 2100 rpm
PTO actuation Electrohydraulic

FRONT HITCH

Category Cab: Category 2
Standard lift capacity Cab: 1780kg / 3924lbs
Front power take-off (PTO) Cab: 1000 rpm (21 spline) 34.9mm / 1.375in
PTO speed Cab: 1000 at 2200 rpm

REAR AXLE

Type Flange
Final drive type Inboard planetary
Differential controls Electrohydraulic
Brakes, type and control Hydraulic wet disc

FRONT AXLE

Type Mechanical Front Wheel Drive (MFWD)

TIRES

The John Deere 5120ML features a rear tire size of 19.5L-24 with a 10PR R4 bias, offering durability and traction in varied terrain. Its adjustable wheel tread (1299-1997 mm) allows for stability during operations, while the compact turning radius (3.34m with brakes) enhances maneuverability in tight spaces. However, the larger turning radius without brakes (3.8m) may pose challenges in very tight field conditions, requiring careful planning for navigation.

Rear 19.5L - 24 in. 10PR R4 Bias
Wheel tread range Front: 1299-1997mm / 51.1-78.6in
Turning radius with brakes 3.34m / 11.0ft
Turning radius without brakes 3.8m / 12.5ft

BRAKES

Secondary brake Cab: Yes, when equipped with Hydraulic trailer brakes
Hydraulic trailer brakes Cab: Optional

ELECTRICAL SYSTEM

Alternator size OOS: 90 amp Cab: 120 amp ISOBUS / GreenStar Ready: 200 amp
Battery options 12 V
Working lights Standard: Halogen Optional: LED
Type of bulb in headlight (Halogen, Zenon, LED) Standard: Halogen Optional: LED
Type of bulb in beacon (Halogen, Zenon, LED) Kit: LED

OPERATOR STATION

Rollover protective structure, OOS Rigid - foldable - telescopic Foldable, two-post Platform - flat/straddle FlatGearshift location - console/floor Floor
Seat OOS: Low ProfileCab: Air Ride
Instructional seat Not Available
Display OOS: Automotive style light-emitting LED instrument clusterCab: Digital Dash Display with three liquid crystal displays (LCDs)
Radio Optional
Inner cab volume 55 cu ft
dB(A) rating 80 dBA
Safety glass rating Tempered per SAE J673 and ECE R43-01 requirements

DIMENSIONS

Wheelbase OOS: 2350mm / 92.5in Cab: MFWD Standard: 2350mm / MFWD Narrow: 2300mm / 90.5in
Overall length OOS: 4092mm / 161in Cab: MFWD Standard: 4000mm / 157.7in MFWD Narrow: 3945mm / 155in
Approximate shipping weight, Open;Cab Open: PowrReverser : 3964kg / 8740lb Open: PowrQuad PLUS/Powr8: 4209 kg / 9280 lb Cab: 4826 kg / 10640 lb

CAPACITIES

Fuel tank Standard for PowrReverser: 112 L / 29.6 U.S. gal Standard for PowrQuad PLUS/Powr8 models: 144 L/ 38 U.S. gal.
Diesel exhaust fluid (DEF) tank 12 L / 3.17 U.S. gal

PRECISION AG

Guidance Optional: AutoTrac with AutoTrac Basic
Telematic JDLink Modem
Remote diagnostics Yes

MISCELLANEOUS

AutoTrac ready Optional for cab models
ISOBUS ready Optional for cab models
Country of manufacture Saltillo, Mexico

ADDITIONAL INFORMATION

Date collected 6-Jan-2023


Last Updated 2025-01-01
Stephen is a passionate tractor hobbyist with a deep-seated love for all things mechanized and agricultural. Growing up in a rural setting, he developed a fascination with these mighty machines that have played a crucial role in shaping the farming industry.

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