John Deere 437G Knuckleboom Crane Specs

Category: Knuckleboom Cranes ➔
Manufacturer: John Deere ➔
Model: 437G ➔

Boom

John Deere 437G Knuckleboom Crane Boom specifications
Knuckleboom (ft, in)	32.00 ft (9.75 m) - Starting 2026

Cooling

John Deere 437G Knuckleboom Crane Cooling specifications
Fan Type	Engine-driven ECU-controlled viscous clutch - Starting 2026

Cylinders

John Deere 437G Knuckleboom Crane Cylinders specifications
Boom (1) Bore (in.)	7.10 in (18.03 cm) - Starting 2026
Boom (1) Rod Diameter (in.)	3.70 in (9.40 cm) - Starting 2026
Cylinders Type	Heat-treated, chrome-plated, polished cylinder rods; hardened steel (replaceable bushings) pivot pins - Starting 2026
Jib (1) Bore (in.)	6.30 in (16.00 cm) - Starting 2026
Jib (1) Rod Diameter (in.)	3.70 in (9.40 cm) - Starting 2026
Stabilizers (4) Bore (in.)	7.00 in (17.78 cm) - Starting 2026
Stabilizers (4) Rod Diameter (in.)	3.90 in (9.91 cm) - Starting 2026

Electrical

John Deere 437G Knuckleboom Crane Electrical specifications
Alternator Rating (amp)	200.0 amp - Starting 2026
Battery Capacity At -17.8° C (CCA)	950.0 CCA - Starting 2026
Battery Capacity At 0° C (CCA)	1110.0 CCA - Starting 2026
Battery Capacity At 0° F (CCA)	950.0 CCA - Starting 2026
Battery Capacity At 32° F (CCA)	1110.0 CCA - Starting 2026
Lighting Options	Standard halogen lights: 2 front / Optional halogen lights: 2 front, 3 rear, 1 cab right side, 1 cab left side; Optional LED lights: 4 front, 3 rear, 1 cab right side, 1 cab left side - Starting 2026
Number Of Batteries	2 - Starting 2026
Voltage (V)	12.0 v - Starting 2026

Engine

John Deere 437G Knuckleboom Crane Engine specifications
Air Cleaner	Dry-type with safety element - Starting 2026
Aspiration	Turbocharged, air-to-air aftercooled - Starting 2026
Cylinders	6 - Starting 2026
Displacement (cu in.)	415.00 cu in (6,800.65 cu cm) - Starting 2026
Gross Rated Power At 2,000 RPM (hp)	173.00 hp (129.01 kw) - Starting 2026
Manufacturer	John Deere - Starting 2026
Net Peak Torque At 1,500 RPM (lb-ft)	553.00 lbs ft (749.76 nm) - Starting 2026
Net Torque Rise (%)	21.0 % - Starting 2026
Non-Road Emission Standards	EPA Final Tier 4/EU Stage IV - Starting 2026
Valves Per Cylinder	4 - Starting 2026

Hydraulics

John Deere 437G Knuckleboom Crane Hydraulics specifications
Controls Type	Pilot levers, short stroke, low effort - Starting 2026
Fill System Type	12-volt electric-fill pump through return filter - Starting 2026
Main Pump Type	Tandem variable-displacement, axial-piston, load-sensing system - Starting 2026

Lift capacity (no heel, bare pin) with 1.5-m (5-ft) lift (radius is measured horizontally from centerline of rotation)

John Deere 437G Knuckleboom Crane Lift capacity (no heel, bare pin) with 1.5-m (5-ft) lift (radius is measured horizontally from centerline of rotation) specifications
At 10-ft radius (lb)	13,625.00 lbs (6,180.20 kg) - Starting 2026
At 15-ft radius (lb)	25,860.00 lbs (11,729.91 kg) - Starting 2026
At 20-ft radius (lb)	19,158.00 lbs (8,689.93 kg) - Starting 2026
At 25-ft radius (lb)	15,322.00 lbs (6,949.95 kg) - Starting 2026
At 30-ft radius (lb)	12,280.00 lbs (5,570.12 kg) - Starting 2026

Lift capacity (no heel, bare pin) with 3.1-m (10-ft) lift (radius is measured horizontally from centerline of rotation)

John Deere 437G Knuckleboom Crane Lift capacity (no heel, bare pin) with 3.1-m (10-ft) lift (radius is measured horizontally from centerline of rotation) specifications
At 10-ft radius (lb)	19,798.00 lbs (8,980.23 kg) - Starting 2026
At 15-ft radius (lb)	23,149.00 lbs (10,500.22 kg) - Starting 2026
At 20-ft radius (lb)	17,990.00 lbs (8,160.14 kg) - Starting 2026
At 25-ft radius (lb)	14,947.00 lbs (6,779.85 kg) - Starting 2026
At 30-ft radius (lb)	12,588.00 lbs (5,709.83 kg) - Starting 2026

Lift capacity (no heel, bare pin) with 4.6-m (15-ft) lift (radius is measured horizontally from centerline of rotation)

John Deere 437G Knuckleboom Crane Lift capacity (no heel, bare pin) with 4.6-m (15-ft) lift (radius is measured horizontally from centerline of rotation) specifications
At 15-ft radius (lb)	19,753.00 lbs (8,959.82 kg) - Starting 2026
At 20-ft radius (lb)	16,446.00 lbs (7,459.79 kg) - Starting 2026
At 25-ft radius (lb)	14,286.00 lbs (6,480.03 kg) - Starting 2026
At 30-ft radius (lb)	11,927.00 lbs (5,410.00 kg) - Starting 2026
At 7.6-m radius(kg)	6480.0 kg - Starting 2026

Lift capacity (no heel, bare pin) with 6.1-m (20-ft) lift (radius is measured horizontally from centerline of rotation)

John Deere 437G Knuckleboom Crane Lift capacity (no heel, bare pin) with 6.1-m (20-ft) lift (radius is measured horizontally from centerline of rotation) specifications
At 15-ft radius (lb)	16,887.00 lbs (7,659.82 kg) - Starting 2026
At 20-ft radius (lb)	15,102.00 lbs (6,850.16 kg) - Starting 2026
At 25-ft radius (lb)	13,713.00 lbs (6,220.12 kg) - Starting 2026
At 30-ft radius (lb)	8,620.00 lbs (3,909.97 kg) - Starting 2026

Log Grapple Specifications

John Deere 437G Knuckleboom Crane Log Grapple Specifications specifications
Maximum Opening With 4048 Log Grapple (in.)	48.00 in (121.92 cm) - Starting 2026
Maximum opening with 4552 log grapple (in.)	52.20 in (132.59 cm) - Starting 2026
Minimum Opening With 4048 Log Grapple (in.)	4.00 in (10.16 cm) - Starting 2026
Minimum opening with 4552 log grapple (in.)	4.50 in (11.43 cm) - Starting 2026

Machine Dimensions

John Deere 437G Knuckleboom Crane Machine Dimensions specifications
Boom radius (ft in.)	32.00 ft (9.75 m) - Starting 2026
Machine height (ft in.)	13.50 ft (4.11 m) - Starting 2026
Maximum stabilizer radius below grade (in.)	10.00 in (25.40 cm) - Starting 2026
Maximum trailer width (in.)	35.00 in (88.90 cm) - Starting 2026
Overall lower frame length (ft in.)	13.58 ft (4.14 m) - Starting 2026
Stabilizer pad length (in.)	21.00 in (53.34 cm) - Starting 2026
Stabilizer pad width (in.)	35.00 in (88.90 cm) - Starting 2026
Stabilizer spread at ground level (ft in.)	19.08 ft (5.82 m) - Starting 2026
Tail swing (in.)	28.00 in (71.12 cm) - Starting 2026
Trailer height (ft in.)	3.17 ft (0.97 m) - Starting 2026
Transport width (ft in.)	8.58 ft (2.62 m) - Starting 2026

Maximum lift capacity (no heel, bare pin) at maximum distance (radius is measured horizontally from centerline of rotation)

John Deere 437G Knuckleboom Crane Maximum lift capacity (no heel, bare pin) at maximum distance (radius is measured horizontally from centerline of rotation) specifications
At 29.9-ft radius and 20-ft lift (lb)	8,102.00 lbs (3,675.01 kg) - Starting 2026
At 31.4-ft radius and 15-ft lift (lb)	7,893.00 lbs (3,580.21 kg) - Starting 2026
At 31.8-ft radius and 5-ft lift (lb)	8,554.00 lbs (3,880.03 kg) - Starting 2026
At 32-ft radius and 10-ft lift (lb)	8,378.00 lbs (3,800.20 kg) - Starting 2026

Operating Weight (Less Attachment)

John Deere 437G Knuckleboom Crane Operating Weight (Less Attachment) specifications
Operating Weight With Standard Equipment, Half-Full fuel Tank, All Fluids, 175-lb Operator, And Grapple (lb)	40,073.00 lbs (18,176.83 kg) - Starting 2026

Serviceability

John Deere 437G Knuckleboom Crane Serviceability specifications
Cooling System Capacity (gal.)	7.50 gal (28.39 l) - Starting 2026
Diesel-Exhaust Fluid (DEF) Capacity (gal.)	5.00 gal (18.93 l) - Starting 2026
Engine Coolant Fluid-Change Interval (hours)	6000.0 hr - Starting 2026
Engine Oil Fluid-Change Interval (hours)	500.0 hr - Starting 2026
Fuel Tank Capacity (gal.)	90.00 gal (340.65 l) - Starting 2026
Hydraulic Oil Fluid-Change Interval (hours)	2000.0 hr - Starting 2026
Hydraulic Tank Capacity (gal.)	40.00 gal (151.40 l) - Starting 2026
Pump-Drive Gear Case Capacity (gal.)	1.40 gal (5.30 l) - Starting 2026
Pump-Drive Gearbox Oil Fluid-Change Interval (hours)	1000.0 hr - Starting 2026
Service Points And Features	Hinged engine side shields; local grease points; hydraulic “O”-ring face-seal connectors; ground-level hydraulic oil and filter changes; hydraulic oil electric fill-pump - Starting 2026
Swing-Drive Gearbox Capacity (gal.)	1.4 - Starting 2026
Swing-Drive Gearbox Capacity (L)	5.3 L - Starting 2026
Swing-Drive Gearbox Oil Fluid-Change Interval (hours)	1000.0 hr - Starting 2026

Swing Mechanism

John Deere 437G Knuckleboom Crane Swing Mechanism specifications
Bearing Type	Hardened gear, greaseable from cab - Starting 2026
Drive Type	2-stage planetary gearbox with piston motor - Starting 2026
Swing Speed (RPM)	10.0 rpm - Starting 2026
Swing Torque (lb-ft)	38,400.00 lbs ft (52,062.72 nm) - Starting 2026

John Deere 437G Knuckleboom Crane Specs

Boom

Cooling

Cylinders

Electrical

Engine

Hydraulics

Lift capacity (no heel, bare pin) with 1.5-m (5-ft) lift (radius is measured horizontally from centerline of rotation)

Lift capacity (no heel, bare pin) with 3.1-m (10-ft) lift (radius is measured horizontally from centerline of rotation)

Lift capacity (no heel, bare pin) with 4.6-m (15-ft) lift (radius is measured horizontally from centerline of rotation)

Lift capacity (no heel, bare pin) with 6.1-m (20-ft) lift (radius is measured horizontally from centerline of rotation)

Log Grapple Specifications

Machine Dimensions

Maximum lift capacity (no heel, bare pin) at maximum distance (radius is measured horizontally from centerline of rotation)

Operating Weight (Less Attachment)

Serviceability

Swing Mechanism

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