Specifications

Engine

Manufacturer Yanmar

Model Number (3120) 3TNV84

Model Number (3320) 3TNV88

Model Number (3520) 3TNV84T

Model Number (3720) 3TNV84HT

Type Diesel

Gross Horsepower (3120) 22 kW (29.5 hp)

Gross Horsepower (3320) 24.2 kW (32.4 hp)

Gross Horsepower (3520) 27.7 kW (37.2 hp)

Gross Horsepower (3720) 32.6 kW (43.7 hp)

Manufacturer's Estimated PTO Horsepower (3120 eHydro) 16.4 kW (22 hp)

Manufacturer's Estimated PTO Horsepower (3320 PRT) 19.0 kW (25.5 hp)

Manufacturer's Estimated PTO Horsepower (3320 eHydro) 18.6 kW (25 hp)

Manufacturer's Estimated PTO Horsepower (3520 PRT) 22.7 kW (30.5 hp)

Manufacturer's Estimated PTO Horsepower (3520 eHydro) 22.4 kW (30 hp)

Manufacturer's Estimated PTO Horsepower (3720 eHydro) 26.1 kW (35 hp)

Rated Engine Speed 2600 rpm

Operating Range 1000 - 2810 rpm

Engine Torque @ Rated Speed (3120) 75.4 N·m (55.6 lb-ft)

Maximum Torque @ 1560 rpm (3120) 90.4 N·m (66.7 lb-ft)

Engine Torque @ Rated Speed (3320) 83.5 N·m (61.6 lb-ft)

Maximum Torque @ 1560 rpm (3320) 100.2 N·m (73.9 lb-ft)

Engine Torque @ Rated Speed (3520) 96.4 N·m (71.1 lb-ft)

Maximum Torque @ 1560 rpm (3520) 115.8 N·m (85.4 lb-ft)

Engine Torque @ Rated Speed (3720) 114.3 N·m (84.3 lb-ft)

Maximum Torque @ 1560 rpm (3720) 137.1 N·m (101.1 lb-ft)

Displacement (3120, 3520, and 3720) 1.5 L (91.5 cu in.)

Displacement (3320) 1.64 L (100.1 cu in.)

Cylinders 3

Bore and Stroke (3120, 3520, and 3720) 84 x 90 mm (3.3 x 3.54 in.)

Bore and Stroke (3320) 88 x 90 mm (3.46 x 3.54 in.)

Compression Ratio 18.5:1

Lubrication Pressurized

Cooling System Water Pump

Oil Filter Single Element

Air Cleaner Dry Type with Safety Element

Starting Aid Air Heater

Electrical System

Type 12 Volt

Battery Size 500 Cold Cranking Amps at -18°C (0°F)

Alternator 40 Amp

Starter Size 1.4 kW (1.9 hp)

Fuel System

Fuel Filter Replaceable Element

Fuel Diesel

Fuel Pump In-Line with Electric Shutoff

Fuel Delivery Direct Injection, Self Bleeding

Drive Train

Transmission (3120, 3320 & 3520 PowrReverser Transmission) 12x12 PowrReverser (4WD Only)

Transmission (3120, 3320, 3520 & 3720 eHydro Transmission) eHydro (4WD Only)

Number Of Speeds (3120, 3320 & 3520 PowrReverser Transmission) 12 Forward, 12 Reverse

Number Of Speeds (3120, 3320, 3520 & 3720 eHydro Transmission) Infinite Forward, Infinite Reverse

Mechanical Front Wheel Drive Standard All Models

Capability for MFWD All Ranges

Rear Final Drive Type Spur Gear

Differential Lock Mechanical

Brakes Type Wet Disk

Steering Power, Hydrostatic

Main Clutch Disk Type (3120, 3320 & 3520 PowrReverser Transmission) Multiple Stage Wet

Main Clutch Disk Diameter (PowrReverser Transmissions) 11.3 cm (4.4 in.)

Front Axle Operating Capacity 720-1450 kg (1587-3197 lb)

Rear Axle Operating Capacity 1815 kg (4002 lb)

Drawbar Tongue Capacity 400 kg (882 lb)

Hydraulic System

Type of System Open Center

Power Steering Standard

Implement and Steering Pump Type Dual Tandem Gear Pump

Working Pressure 17237 kPa (2500 psi)

Pump Capacity (Main) @ Rated Speed 32.5 L/min (8.6 gpm)

Pump Capacity (Power Steering) @ Rated Speed 20 L/min (5.3 gpm)

Total Flow of Pumps @ Rated Speed 52.5 L/min (13.9 gpm)

3 Point Hitch

Type Category 1

Lift Capacity (24-in. behind link arms) 999 kg (2200 lb)

Dimension - Lower Link Ball Socket ID 22 mm (7/8 in.)

Dimension - Upper Link Pin Hole ID 19 mm (3/4 in.)

Dimension - Normal Width @ Lower Hitch Pins 68.6 cm (27 in.)

Dimension - Normal Height From Center Pin to Hitch Pin 45.7 cm (18 in.)

PTO

Type Independent

Clutch Type Wet Disk

Brake Type Wet Disk

Speed (Mid PTO rpm @ Rated Engine Speed) 2100 rpm

Speed (Rear PTO rpm @ Rated Engine Speed) 540 rpm

Fluid Capacities

Fuel Tank 51.1 L (13.5 gal)

Cooling System 5.3 L (1.4 gal.)

Crankcase w/ Filter (3120, 3320, 3520) 4.8 L (5.1 qt.)

Crankcase w/ Filter (3720) 5.7 L (6.0 qt.)

Transmission and Hydraulic System (PowrReverser Models) 23.8 L (6.3 gal.)

Transmission and Hydraulic System (eHydro Models) 25.7 L (6.8 gal.)

Front Axle 4.5 L (1.2 gal.)

Ground Speeds (Forward and Reverse @ 2600 Engine RPM)

3320 and 3520 PowrReverser Transmission with 11.2-24 6PR R1 Rear Tires

Range A - Gear 1 1.3 km/h (0.83 mph)

Range A - Gear 2 1.8 km/h (1.1 mph)

Range A - Gear 3 2.3 km/h (1.4 mph)

Range A - Gear 4 3 km/h (1.9 mph)

Range B - Gear 1 3.9 km/h (2.4 mph)

Range B - Gear 2 5.1 km/h (3.2 mph)

Range B - Gear 3 6.6 km/h (4.1 mph)

Range B - Gear 4 8.8 km/h (5.5 mph)

Range C - Gear 1 11.6 km/h (7.2 mph)

Range C - Gear 2 15.3 km/h (9.5 mph)

Range C - Gear 3 19.6 km/h (12 mph)

Range A - Gear 4 26.4 km/h (16.4 mph)

3120, 3320, 3520 and 3720 eHydro Transmission with 11.2-24 6PR R1 Rear Tires

Range A 6.8 km/h (4.2 mph)

Range B 13.4 km/h (8.3 mph)

Range C 30.6 km/h (19 mph)

3120, 3320, 3520 and 3720 eHydro Transmission with 41x14.00-20 4PR R3 Rear Tires

Range A 6.4 km/h (4 mph)

Range B 12.6 km/h (7.8 mph)

Range C 28.9 km/h (18 mph)

3120, 3320, 3520 and 3720 eHydro Transmission with 43x16.00-20 4PR R4 Rear Tires

Range A 6.5 km/h (4 mph)

Range B 12.8 km/h (8 mph)

Range C 29.3 km/h (18.2 mph)

3120, 3320, 3520 and 3720 eHydro Transmission with 15.00-19.5 6PR R4 Rear Tires

Range A 6.2 km/h (3.8 mph)

Range B 12.1 km/h (7.5 mph)

Range C 27.8 km/h (17.3 mph)

3120, 3320, 3520 and 3720 eHydro Transmission with 41LLx18-16.1 6PR Golf Rear Tires

Range A 6.2 km/h (3.8 mph)

Range B 12.2 km/h (7.6 mph)

Range C 28 km/h (17.4 mph)

Front Tires

Available All Models

7.00-14 6PR R1 GA

27x8.50-15 6PR R3 GA

27x8.50-15 6PR R4 GA

25x8.50-14 6PR R4 GA

25/10.50LL-15 6PR GOLF GA

Rear Tires

Available All Models

11.2-24 6PR R1 GA

41x14.00-20 4PR R3 GA

43x16.00-20 4PR R4 GA

15.00-19.5 6PR R4 GA

41LLx18-16.1 6PR Golf GA

Dimensions

NOTE: Height and width dimensions can vary due to dimensional growth of tires.

Wheelbase 1.7 m (68 in.)

Overall Length w/ 3-Point Hitch 3.1 m (120.2 in.)

Overall Width w/ R1 Tires (Minimum) 1.3 m (52.4 in.)

Overall Width w/ R1 Tires (Maximum) 1.7 m (68.4 in.)

Overall Width w/ R3 Tires (Minimum) 1.4 m (53.9 in.)

Overall Width w/ R3 Tires (Maximum) 1.5 m (59.1 in.)

Overall Width w/ 43 x 16.00-20 R4 Tires (Minimum) 1.5 m (58.1 in.)

Overall Width w/ 43 x 16.00-20 R4 Tires (Maximum) 1.5 m (59.7 in.)

Overall Width w/ 15.00-19.5 R4 Tires (Minimum) 1.4 m (57.3 in.)

Overall Width w/ 15.00-19.5 R4 Tires (Maximum) 1.5 m (58.9 in.)

Overall Width w/ Golf Tires (Minimum) 1.5 m (59.5 in.)

Overall Width w/ Golf Tires (Maximum) 1.6 m (64.7 in.)

Inside Width w/ R1 Tires (Minimum) 1.03 m (40.6 in.)

Inside Width w/ R1 Tires (Maximum) 1.4 m (56.6 in.)

Inside Width w/ R3 Tires (Minimum) 1.02 m (40.4 in.)

Inside Width w/ R3 Tires (Maximum) 1.2 m (45.6 in.)

Inside Width w/ 43 x 16.00-20 R4 Tires (Minimum) 1.1 m (42 in.)

Inside Width w/ 43 x 16.00-20 R4 Tires (Maximum) 1.1 m (43.7 in.)

Inside Width w/ Golf Tires (Minimum) 1.02 m (40.3 in.)

Inside Width w/ Golf Tires (Maximum) 1.2 m (45.5 in.)

Inside Width w/ 15.00-19.5 R4 Tires (Minimum) 1.1 m (42 in.)

Inside Width w/ 15.00-19.5 R4 Tires (Maximum) 1.2 m (43.7 in.)

Height From Ground (with standard R1 tires)

To Top of Hood 1.4 m (57 in.)

To Top of Folding ROPS 2.4 m (93.3 in.)

Front Tire Inflation Pressures

NOTE: Minimum / Maximum pressures given. Minimum pressure is for unloaded, unballasted tractor.

7.00-14 6PR R1 GA 83 kPa/250 kPa (12 psi/36 psi)

27x8.50-15 6PR R3 GA 110 kPa/310 kPa (16 psi/45 psi)

27x8.50-15 6PR R4 GA 83 kPa/310 kPa (12 psi/45 psi)

25x8.50-14 6PR R4 GA 83 kPa/340 kPa (12 psi/49 psi)

25/10.50LL-15 6PR GOLF GA 69 kPa/69 kPa (10 psi/10 psi)

Rear Tire Inflation Pressures

NOTE: Minimum / Maximum pressures given. Minimum pressure is for unloaded, unballasted tractor.

11.2-24 6PR R1 GA 83 kPa/180 kPa (12 psi/26 psi)

41x14.00-20 4PR R3 GA 69 kPa/170 kPa (10 psi/25 psi)

43x16.00-20 4PR R4 GA 83 kPa/140 kPa (12 psi/20 psi)

15.00-19.5 6PR R4 GA 138 kPa/210 kPa (20 psi/31 psi)

41LLx18-16.1 6PR Golf GA 42 kPa/42 kPa (6 psi/6 psi)

Weight

All Models 1316 kg (2900 lb)

Recommended Lubricants

Engine Oil John Deere Plus-50 or TORQ-GARD SUPREME (See SERVICE ENGINE for more information.)

Grease John Deere Multi-Purpose SD Polyurea Grease

John Deere Multi-Purpose HD Lithium Complex Grease

Transmission Oil Low Viscosity HY-GARD (JDM J20D)

Front Axle Oil Low Viscosity HY-GARD (JDM J20D)

(Specifications and design subject to change without notice.)