SPECS / COMPARISON
John Deere 550H LGP vs Komatsu D37PX-21 KOMSTAT II
A detailed comparison of the John Deere 550H LGP and the Komatsu D37PX-21 KOMSTAT II. Click a model name to view its full specifications.
Horsepower
John Deere 550H LGP62.6 kW (84 HP)
Komatsu D37PX-21 KOMSTAT II63.4 kW (85 HP)
Operating Weight
John Deere 550H LGP7937.9 kg (17500 lbs)
Komatsu D37PX-21 KOMSTAT II6309.5 kg (13910 lbs)
| Specification | John Deere 550H LGP Crawler Dozers | Komatsu D37PX-21 KOMSTAT II Crawler Dozers |
|---|---|---|
| Type | Crawler Dozer | Crawler Dozer |
| Horsepower | 62.6 kW (84 HP) | 63.4 kW (85 HP) |
| Operating Weight | 7937.9 kg (17500 lbs) | 6309.5 kg (13910 lbs) |
| Pump Flow | 56.8 LPM (15 GPM) | — |
| Engine Manufacturer | John Deere | Komatsu |
| Engine Model | 4045 T | SAA4D102E-2 |
| Net Power | 62.6 kW (84 HP) | 63.4 kW (85 HP) |
| Aspiration | Turbocharged | Turbocharged with aftercooled |
| Number of Cylinders | 4 | 4 |
| Displacement | 4522.8 cc (276 cu in.) | 3932.9 cc (240 cu in.) |
| Max Torque | 374.2 N-m (276 lbs/ft) | — |
| Power Measured RPM | 2200 RPM | — |
| Torque Measured RPM | 1200 RPM | — |
| Alternator Supplied Amp. | 65 A | — |
| Alternator | 65 A | — |
| Battery | 12 V | — |
| Transmission Type | Dual Power Shift | Dual Power Shift |
| Max Speed Forward | 8.0 km/h (5 mph) | 8.5 km/h (5.3 mph) |
| Max Speed Reverse | 8.0 km/h (5 mph) | 8.5 km/h (5.3 mph) |
| Ground Pressure | 0.3 bar (4.2 psi) | 0.3 bar (4.2 psi) |
| Fuel Capacity | 177.9 l (47 gal) | 165.0 l (43.6 gal) |
| Engine Oil Capacity | 14.0 l (3.7 gal) | 12.5 l (3.3 gal) |
| Cooling System Capacity | 16.3 l (4.3 gal) | 26.9 l (7.1 gal) |
| Hydraulic Capacity | 32.2 l (8.5 gal) | 46.9 l (12.4 gal) |
| Final Drives Capacity | 6.8 l (1.8 gal) | 3.4 l (0.9 gal) |
| Pump type | Gear type | — |
| Hydraulic Pump Flow | 56.8 LPM (15 GPM) | — |
| Relief Valve Pressure | 206.8 bar (3000 psi) | 206.2 bar (2990 psi) |
| Cab Height | 274.3 cm (108.0 in.) | 271.3 cm (106.8 in.) |
| Width Over Track | 237.7 cm (93.6 in.) | 228.6 cm (90.0 in.) |
| Length without Blade | 405.4 cm (159.6 in.) | — |
| Length of Track on Ground | 219.5 cm (86.4 in.) | 225.6 cm (88.8 in.) |
| Ground Clearance | 36.6 cm (14.4 in.) | 39.6 cm (15.6 in.) |
| Ground Contact Area | 67645.9 cm³ (4128 cu in.) | 68334.2 cm³ (4170 cu in.) |
| No of Shoes Per Side | 40 | 41 |
| No of Track Rollers Per Side | 6 | 6 |
| Shoe Size | 61.0 cm (24 in.) | 61.0 cm (24 in.) |
| Weight (Operating) | 7937.9 kg (17500 lbs) | 6309.5 kg (13910 lbs) |
| Track Pitch | 16.0 cm (6.3 in.) | 165.1 cm (65 in.) |
| Number of Forward Gears | — | 3 |
| Number of Reverse Gears | — | 3 |
| Length Overall | — | 402.3 cm (158.4 in.) |
| Track Gauge | — | 167.6 cm (66.0 in.) |
Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.