John Deere 120D Excavator Specs
 

Engine
Type John Deere 4045H
Non Road Emission Standard certified to EPA Tier 3 emissions
Displacement 276 cu. in. (4.5 L)
Net Power (ISO 9249) 93 hp (69kW) @ 2,000 rpm
Aspiration turbocharged, air-to-air charge air cooler

 

Powertrain
Maximum Travel Speed
     Low
     High
2.1 mph (3.4 km/h)
3.4 mph (5.5 km/h)

 

Electrical

    
Batteries 2 x 12 volt
Reserve Capacity 180 min.
Alternator Rating 80 amp

 

Undercarriage

    
Drawbar Pull 24,729 lb (11 216 kg)

 

Ground Pressure

 Without Blade With Blade
24 in. (600 mm) Triple Semi-Grouser Shoes
28 in. (700 mm) Triple Semi-Grouser Shoes		 5.36 psi (36.9 kPa)
4.63 psi (31.9 kPa)		 5.77 psi (39.8 kPa)
4.98 psi (34.4 kPa)

 

Serviceability

    
Fuel Tank 66 gal (250 L)
Cooling System 21 qt. (20 L)
Engine Oil with Filter 15 qt. (14 L)
Hydraulic Tank 20 gal (76 L)
Hydraulic System 35 gal (132.5 L)
Gearbox
     Propel (each)
     Swing		 4.2 qt. (4 L)
3 qt. (3.2 L)

 

Operating Weights

 Without Blade WIth Blade
Full Fuel Tank, 175 lb Operator; 0.79 cu yd, 42 in. 925 lb Bucket; 9 ft. 11 in. Arm; 5,512 lb Counterweight; and 8 ft. 1 in. Blade  
24 in. (600 mm) Triple Semi-Grouser Shoes
28 in. (700 mm) Triple Semi-Grouser Shoes		 28,278 lb (12 827 kg)
28,498 lb (12 926 kg)		 30,482 lb (13 826 kg)
30,702 lb (13 926 kg)
 

Operating Dimensions

  
Arm Length 9 ft. 11 in. (3.01 m)
Arm Force 12,823 lb (57.0 kN)
Bucket Digging Force 20,751 lb (92.3 kN)
Lifting Capacity Over Front at Ground Level
20 ft. (6.1 m) Reach		 5,766 lb (2615 kg)
A) Maximum Reach 28 ft. 10 in. (8.79 m)
A')Maximum Reach at Ground Level 28 ft. 5 in. (8.67 m)
B) Maximum Digging Depth 19 ft. 11 in. (6.06 m)
B')Maximum Digging Depth at 8 ft.  Flat Bottom 19 ft. 3 in. (5.88 m)
C) Maximum Cutting Height 29 ft. 2 in. (8.9 m)
D) Maximum Dumping Height 21 ft. 4 in. (6.49 m)
E) Minimum Swing Radius 8 ft. 8 in. (2.64 m)
F) Maximum Vertical Wall 18 ft. 1 in. (5.50 m)
G) Tail Swing Radius 7 ft. 0 in. (2.13 m)
 

 

Machine Dimensions

 9 ft. 11 in. (3.01 m) Arm
A) Overall Length 25 ft. 2 in. (7.67 m)
B) Overall Height 8 ft. 10 in. (2.68 m)
C) Overall Width
    24 in. (600 mm) Triple Semi Grouser
    28 in. (700 mm) Triple Semi Grouser		 8 ft. 6 in. (2.59 m)
8 ft. 10 in. (2.69 m)
D) Rear End Length / Swing Radius 7 ft. 0 in. (2.13 m)
E) Distance Between Idler/Sprocket Centerline 9 ft. 2 in. (2.80 m)
F) Undercarriage Length 11 ft. 9 in. (3.58m)
G) Counterweight Clearance 35 in. (890 mm)
H) Cab Height 9 ft. 0 in. (2.74 m)
I) Ground Clearance 17 in. (440 mm)
J) Upperstructure Width 8 ft. 1 in. (2.46 m)
K) Gauge Width 6 ft. 6 in. (1.98 m)
L) Blade Lift Height 23 in. (584 mm)
M) Blade Cut Below Grade 20 in. (508 mm)
N) Blade Lift Angle
     Blade Height
     Blade Width
         24 in. (600 mm) Triple Semi Grouser
         28 in. (700 mm) Triple Semi Grouser		 17 deg
19 in. (483 mm)

8 ft. 6 in. (2.6 m)
8 ft. 10 in. (2.7 m)

 

Lift Capacities

Boldface italic type indicates hydraulic-limited capacities; lightface type indicates stability-limited capacities, in lb. (kg). Ratings at bucket lift hook; machine equipped with 12 ft. 8 in. (3.72 m) boom, 0.37 cu. yd. bucket; and situated on firm, uniform supporting surface. Total load includes weight of cables, hook, etc. Figures do not exceed 87 percent of hydraulic capacities or 75 percent of weight needed to tip machine.  All lift capacities are based on SAE J1097.
Load Point Height 5 ft. (1.52 m) 10 ft. (3.05 m) 15 ft. (4.57 m) 20 ft. (6.10 m) 25 ft. (7.62 m)
Over Front Over Side Over Front Over Side Over Front Over Side Over Front Over Side Over Front Over Side

With 9 ft. 11 in. (3.01 m) arm and 24 in. (600 mm) shoes without blade
15 ft. (4.57 m)             5,144 (2333) 4,346 (1971)    
10 ft. (3.05 m)         6,244 (2832) 6,244 (2832) 5,767 (2616) 4,180 (1896) 3,863 (1752) 2,653 (1203)
5 ft. (1.52 m)         8,715 (3953) 6,352 (2881) 5,948 (2698) 3,914 (1775) 4,010 (1819) 2,559 (1161)
Ground Level     11,317 (5133) 10,883 (4936) 9,052 (4106) 5,805 (2633) 5,670 (2572) 3,657 (1659) 3,895 (1767) 2,451 (1112)
-5 ft. (-1.52 m) 6,355 (2883) 6,355 (2883) 15,965 (7242) 10,626 (4820) 8,742 (3965) 5,528 (2507) 5,499 (2494) 3,498 (1587)    
-10 ft. (-3.05 m) 12,484 (5663) 12,484 (5663) 16,736 (7591) 10,733 (4868) 8,708 (3950) 5,497 (2493) 5,487 (2489) 3,487 (1582)    
-15 ft (-4.57 m)     12,610 (5720) 11,122 (5045) 8,495 (3853) 5,711 (2590)        

With 9 ft. 11 in. (3.01 m) arm and 24 in. (600 mm) shoes, blade on ground
15 ft. (4.57 m)             5,144 (2333) 4,811 (2182)    
10 ft. (3.05 m)         6,244 (2832) 6,244 (2832) 5,767 (2616) 4,645 (2107) 3,863 (1752) 3,011 (1366)
5 ft. (1.52 m)         8,715 (3953) 7,020 (3184) 6,839 (3102) 4,379 (1986) 5,362 (2432) 2,916 (1323)
Ground Level     11,317 (5133) 11,317 (5133) 10,857 (4925) 6,472 (2936) 7,864 (3567) 4,122 (1870) 5,789 (2626) 2,808 (1274)
-5 ft. (-1.52 m) 6,355 (2883) 6,355 (2883) 15,965 (7242) 11,807 (5356) 11,735 (5323) 6,195 (2810) 8,360 (3792) 3,963 (1798)    
-10 ft. (-3.05 m) 12,484 (5663) 12,484 (5663) 16,736 (7591) 11,914 (5404) 11,162 (5063) 6,165 (2796) 7,829 (3551) 3,953 (1793)    
-15 ft (-4.57 m)     12,610 (5720) 12,304 (5581) 8,495 (3853) 6,379 (2893)        

With 9 ft. 11 in. (3.01 m) arm and 28 in. (700 mm) shoes without blade
15 ft. (4.57 m)             5,144 (2333) 4,425 (2007)    
10 ft. (3.05 m)         6,244 (2832) 6,244 (2832) 5,767 (2616) 4,259 (1932) 3,863 (1752) 2,714 (1231)
5 ft. (1.52 m)         8,715 (3953) 6,465 (2932) 6,043 (2741) 3,993 (1811) 4,082 (1852) 2,619 (1188)
Ground Level     11,317 (5133) 11,083 (5027) 9,193 (4170) 5,918 (2684) 5,766 (2615) 3,736 (1695) 3,967 (1799) 2,511 (1139)
-5 ft. (-1.52 m) 6,355 (2883) 6,355 (2883) 15,965 (7242) 10,826 (4911) 8,884 (4030) 5,641 (2559) 5,594 (2537) 3,577 (1623)    
-10 ft. (-3.05 m) 12,484 (5663) 12,484 (5663) 16,736 (7591) 10,933 (4959) 8,850 (4014) 5,610 (2545) 5,582 (2532) 3,566 (1618)    
-15 ft (-4.57 m)     12,610 (5720) 11,322 (5136) 8,495 (3853) 5,825 (2642)        

With 9 ft. 11 in. (3.01 m) arm and 28 in. (700 mm) shoes, blade on ground
15 ft. (4.57 m)             5,144 (2333) 4,890 (2218)    
10 ft. (3.05 m)         6,244 (2832) 6,244 (2832) 5,767 (2616) 4,724 (2143) 3,863 (1752) 3,071 (1393)
5 ft. (1.52 m)         8,715 (3953) 7,133 (3235) 6,839 (3102) 4,458 (2022) 5,362 (2432) 2,976 (1350)
Ground Level     11,317 (5133) 11,317 (5133) 10,857 (4925) 6,585 (2987) 7,864 (3567) 4,201 (1906) 5,789 (2626) 2,868 (1301)
-5 ft. (-1.52 m) 6,355 (2883) 6,355 (2883) 15,965 (7242) 12,007 (5446) 11,735 (5323) 6,309 (2862) 8,360 (3792) 4,042 (1833)    
-10 ft. (-3.05 m) 12,484 (5663) 12,484 (5663) 16,736 (7591) 12,114 (5495) 11,162 (5063) 6,278 (2848) 7,829 (3551) 4,031 (1828)    
-15 ft (-4.57 m)     12,610 (5720) 12,504 (5672) 8,495 (3853) 6,492 (2945)        
 
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