Caterpillar 420D Backhoe Loader Specs

Category: Backhoe Loaders ➔
Manufacturer: Caterpillar ➔
Model: 420D ➔

The Caterpillar 420D is a backhoe loader designed for digging, loading, trenching, and material handling in construction, utility, and municipal applications. It combines a front loader bucket with a rear backhoe attachment, providing versatility for excavation and site preparation. The 420D is part of Caterpillar's 420 series and is commonly used on job sites that require a single machine for multiple tasks. Typical features include a diesel engine, four-wheel drive, hydraulic controls, and an enclosed operator station. The model is recognized for its balance of maneuverability, lifting capability, and serviceability in general-purpose earthmoving work.

General Specifications

Caterpillar 420D Backhoe Loader General Specifications specifications
4th Gear Fwd	20.40 mph (32.83 kph) — Starting 2004 Model Year
Breakout Force	10,131.00 lbs (4,595.35 kg) — Starting 2004 Model Year
Digging Depth	18.10 ft (5.52 m) — Starting 2004 Model Year
Lift Capacity	6,385.00 lbs (2,896.19 kg) — Starting 2004 Model Year
Loading Height	13.80 ft (4.21 m) — Starting 2004 Model Year
Operating Weight	16,217.00 lbs (7,355.92 kg) — Starting 2004 Model Year
SAE Net	85.00 hp (63.39 kw) — Starting 2004 Model Year

Axle Ratings

Caterpillar 420D Backhoe Loader Axle Ratings specifications
Dynamic (1)	6,983.00 lbs (3,167.44 kg)
Dynamic (2)	20,418.00 lbs (9,261.46 kg)
Front Axle (2wd) - Static	30,319.00 lbs (13,752.48 kg)
Front Axle (4wd) - Static	27,029.00 lbs (12,260.16 kg)
Rear Axle - Static	61,233.00 lbs (27,774.86 kg)

Backhoe

Caterpillar 420D Backhoe Loader Backhoe specifications
Bucket Dig Force - Ext	14,586.00 lbs (6,616.11 kg)
Bucket Dig Force - Standard	14,712.00 lbs (6,673.26 kg)
Bucket Dig Force - Std	14,712.00 lbs (6,673.26 kg)
Bucket Rotation	205 degrees
Dig Depth - Ext	18.08 ft (5.51 m)
Dig Depth - Standard	14.42 ft (4.40 m)
Dig Depth - Std	14.41 ft (4.39 m)
E-Stick Extended (1)	18.08 ft (5.51 m)
E-Stick Extended (2)	21.90 ft (6.68 m)
E-Stick Extended (3)	14,586.00 lbs (6,616.11 kg)
E-Stick Extended (4)	6,188.00 lbs (2,806.83 kg)
E-Stick Extended (5)	4,121.00 lbs (1,869.26 kg)
E-Stick Retracted (1)	14.67 ft (4.47 m)
E-Stick Retracted (2)	18.72 ft (5.71 m)
E-Stick Retracted (3)	14,586.00 lbs (6,616.11 kg)
E-Stick Retracted (4)	8,421.00 lbs (3,819.71 kg)
E-Stick Retracted (5)	8,936.00 lbs (4,053.31 kg)
Load Height - Ext	13.70 ft (4.18 m)
Load Height - Std	11.86 ft (3.61 m)
Loading Height - Standard	11.83 ft (3.61 m)
Loading Reach - Standard	5.67 ft (1.73 m)
Reach At Load Height - Ext	2.47 ft (0.75 m)
Reach At Load Height - Std	2.83 ft (0.86 m)
Reach From Swing Pivot - Standard	18.50 ft (5.64 m)
Reach From Swivel - Ext	21.90 ft (6.68 m)
Reach From Swivel - Std	18.54 ft (5.65 m)
Stick Dig Force - Standard	8,593.00 lbs (3,897.72 kg)
Stick Lift At 2440 Mm (8 Ft) - Standard	10,538.00 lbs (4,779.96 kg)

Dimensions

Caterpillar 420D Backhoe Loader Dimensions specifications
Ground Clearance	0.98 ft (0.30 m)
Height To Top Of Suspended Cab	9.09 ft (2.77 m)
Transport Height	11.77 ft (3.59 m)
Transport Length	22.89 ft (6.98 m)
Transport Width	7.72 ft (2.35 m)
Wheelbase	6.89 ft (2.10 m)

Engine

Caterpillar 420D Backhoe Loader Engine specifications
Bore	4.00 in (10.16 cm)
Displacement	243.00 cu in (3,982.07 cu cm)
Engine Make	2236
Engine Model	3054T
Engine Model - Standard	Cat 3054T
Gross Power	88.00 hp (65.62 kw)
Gross Power - Sae J1995	88.00 hp (65.62 kw)
Net Peak Torque - 1400 Rpm - Standard - Sae J1349	254.00 lbs ft (344.37 nm)
Net Power	85.00 hp (63.39 kw)
Net Power (Optional) - Din 70020	88 PS
Net Power (Optional) - Eec 80/1269	85.00 hp (63.39 kw)
Net Power (Optional) - Iso 1585	85.00 hp (63.39 kw)
Net Power (Optional) - Iso 9249	85.00 hp (63.39 kw)
Net Power (Optional) - Sae J1349	84.00 hp (62.64 kw)
Net Power - Sae J1349	85.00 hp (63.39 kw)
Net Torque Rise - 1,400 Rpm - Standard	27 %
Number Of Cylinders	4
Power Measured @	2200 rpm
Stroke	5.00 in (12.70 cm)

Hydraulic

Caterpillar 420D Backhoe Loader Hydraulic specifications
Pump Flow Capacity	43.10 gpm (163.13 lpm)
Pump Type	LSPC, closed center
Relief Valve Pressure	3300.2 psi

Hydraulic System

Caterpillar 420D Backhoe Loader Hydraulic System specifications
2wd Cylinder - Bore	2.80 in (7.11 cm)
4wd Cylinder - Bore	2.56 in (6.50 cm)
Brake System	Inboard, oil-immersed
Circuit Type	Load sensing, closed Center
Power Steering	Hydrostatic
Pump Capacity At 2,200 Rpm	43.00 gpm (162.76 lpm)
Pump Type	Variable flow, axial-piston
Rod Diameter (1)	1.80 in (4.57 cm)
Rod Diameter (2)	1.50 in (3.81 cm)
Steering Type	Front wheel
Stroke (1)	8.80 in (22.35 cm)
Stroke (2)	8.30 in (21.08 cm)
System Pressure	3300 psi

Loader

Caterpillar 420D Backhoe Loader Loader specifications
Bucket Breakout Force	10,138.89 lbs (4,598.93 kg)
Bucket Breakout Force - Single Tilt	10,131.00 lbs (4,595.35 kg)
Bucket Capacity	1.26 cu yd
Bucket Capacity - General Purpose	1.25 cu yd
Bucket Width	89.06 in (226.21 cm)
Bucket Width - General Purpose	89 ft
Clearance At Max Dump Height	8.35 ft (2.55 m)
Dig Depth	5.32 in (13.51 cm)
Dig Depth - Single Tilt	5.00 in (12.70 cm)
Dump Height At Maximum Angle - Single Tilt	8.35 ft (2.55 m)
Dump Reach At Maximum Angle - Single Tilt	2.74 ft (0.84 m)
Lift Capacity At Full Height	6,384.59 lbs (2,896.00 kg)
Lift Capacity At Full Height - Single Tilt	6,385.00 lbs (2,896.19 kg)
Reach At Max Dump Height	2.74 ft (0.84 m)

Operating Specifications - Backhoe

Caterpillar 420D Backhoe Loader Operating Specifications - Backhoe specifications
Turning Circle - Outside - Front Wheels	26.80 ft (8.17 m)
Turning Circle - Outside, Widest Loading Bucket	35.00 ft (10.67 m)

Operational

Caterpillar 420D Backhoe Loader Operational specifications
Fuel Capacity	33.90 gal (128.31 l)
Operating Weight 4wd	15,763.10 lbs (7,150.03 kg)
Rear Tires Size 2wd/4wd	19.5x24,10PR / 19.5L24,10PR
Tire Size Front - 2wd / 4wd	11Lx16,12PR/12.5 / 80x18,10PR
Turning Radius	17.60 ft (5.36 m)

Power Train

Caterpillar 420D Backhoe Loader Power Train specifications
Auto-Shift - Optional - Forward 1st	3.50 mph (5.63 kph)
Auto-Shift - Optional - Reverse 1st	3.50 mph (5.63 kph)
Forward - 2nd (1)	5.80 mph (9.33 kph)
Forward - 2nd (2)	5.70 mph (9.17 kph)
Forward - 3rd (1)	12.00 mph (19.31 kph)
Forward - 3rd (2)	7.60 mph (12.23 kph)
Forward - 4th (1)	20.40 mph (32.83 kph)
Forward - 4th (2)	11.90 mph (19.15 kph)
Forward - 5th	20.00 mph (32.19 kph)
Power Shuttle Transmission - Forward 1st	3.60 mph (5.79 kph)
Power Shuttle Transmission - Reverse 1st	3.60 mph (5.79 kph)
Reverse - 2nd (1)	5.80 mph (9.33 kph)
Reverse - 2nd (2)	7.60 mph (12.23 kph)
Reverse - 3rd (1)	12.00 mph (19.31 kph)
Reverse - 3rd (2)	14.50 mph (23.34 kph)
Reverse - 4th	20.40 mph (32.83 kph)

Service Refill

Caterpillar 420D Backhoe Loader Service Refill specifications
Cooling System - A/C	4.20 gal (15.90 l)
Cooling System - High-Ambient	4.40 gal (16.65 l)
Engine Oil - With Filter	2.00 gal (7.57 l)
Front Axle (4wd)	2.00 gal (7.57 l)
Front Axle - Planetaries	0.20 gal (0.76 l)
Fuel Tank	34.00 gal (128.69 l)
Hydraulic System	21.00 gal (79.49 l)
Hydraulic Tank	10.00 gal (37.85 l)
Rear Axle	6.40 gal (24.22 l)
Transmission - Auto-Shift - 2wd	4.00 gal (15.14 l)
Transmission - Auto-Shift - Awd	4.00 gal (15.14 l)
Transmission - Torque Converter - Power Shuttle - 2wd	4.00 gal (15.14 l)

Standards

Caterpillar 420D Backhoe Loader Standards specifications
Brakes	SAE j1473 October 1990/ISO 3450 1996
Cab - Rops	SAE J397/SAE J1040 May 1994/ISO 3471 1994
Cab - Sound	ANSI/SAE J1166 Oct 98 is 78.5 dB(A)
Exterior Sound	SAE J88 April 95 is 73.0 dB(A)

Transmission

Caterpillar 420D Backhoe Loader Transmission specifications
Max Speed - Forward	20.40 mph (32.83 kph)
Max Speed Reverse	20.40 mph (32.83 kph)
Number Of Forward Gears	4
Number Of Reverse Gears	4
Transmission Type	power shuttle

Weights

Caterpillar 420D Backhoe Loader Weights specifications
Counterweights - Option 1	320.00 lbs (145.15 kg)
Operating Weight - Maximum	21,605.00 lbs (9,799.88 kg)
Operating Weight - Nominal	15,772.00 lbs (7,154.07 kg)