100K+ machines in details.

Cat 420 Backhoe loaders tech specs

Video[1]

Interior [2]

Exterior [4]

Attachments [2]

2001-2025

65.62 kw Gross power

344.37 Nm Max torque

4,598.93 kN Breakout force

0.85 mm Loader dump reach

3.63 m Backhoe dump height

4.42 mm Backhoe digging depth

A high-output, contractor-grade backhoe loader, the Cat 420 delivers deeper digging and stronger breakout than the 416, backed by higher power and heavier operating weight. With 65.62 kW gross power and nearly 4.6 tons of breakout, it’s built for utilities, foundations, and production trenching.

Gross power 65.62 kW

Backhoe digging depth up to 4.42 m

Backhoe dump height 3.63 m

Max torque 344.37 Nm

Operating weight ~9,799 kg

Price range AED 235K–692K

Makana rating

Owner rating

| 3

Market average

AED 692,000

Starting from

AED 235,000

Cat 420 technical specifications

Highlight differences

Cat 420D

Cat 420D IT

Cat 420E

Cat 420E IT

Cat 420F

Cat 420F IT

General

Operating weight

Operating weight 9,799 kg

Operating weight 7,150 kg

Operating weight 11,000 kg

Operating weight 7,675 kg

Operating weight 11,000 kg

Operating weight 6,983 kg

Lifting capacity

Lifting capacity 2,896.19 kg

Lifting capacity -

Lifting capacity 3,283.01 kg

Lifting capacity 3,690.89 kg

Bucket capacity

Bucket capacity 0.99 m3

Bucket capacity 0.99 cu m

Bucket capacity -

Bucket capacity 0.99 cu m

Max speed forward

Max speed forward 32.83 kph

Max speed forward 40.07 kph

Max speed forward -

Max speed forward 40.23 kph

Transmission type

Transmission type Powershuttle

Transmission type -

Bucket width

Bucket width -

Bucket width 226 cm

Bucket width 190 cm

Bucket width -

Bucket width 226 cm

Engine model

Engine model -

Engine model 3054T

Engine model C4.4 DIT

Engine model C4.4 ACERT

Operating voltage

Operating voltage -

Operating voltage 12 V

Operating voltage -

Years

Years 2001-2025

Market Average

Market Average AED 692,000

Price

Price AED 235,000

Engine

Displacement

Displacement 3,982.07 cu cm

Displacement 4,000.09 cu cm

Displacement 4,391.74 cu cm

Displacement 4,401.58 cu cm

Power measured @

Power measured @ 2,200 rpm

Gross power

Gross power 65.62 kw

Gross power 75.32 kw

Gross power 76.06 kw

Max torque

Max torque 344.37 Nm

Max torque -

Max torque 408.1 Nm

Max torque -

Max torque 437.92 Nm

Number of cylinders

Number of cylinders 4

Number of cylinders -

Number of cylinders 4

Net power

Net power 63.39 kw

Net power 69.35 kw

Net power 69.05 kw

Net power 76.06 kw

Bore

Bore 10.16 cm

Bore -

Bore 10.67 cm

Bore -

Stroke

Stroke 12.7 cm

Stroke -

Stroke 12.7 cm

Stroke -

Torque rise

Torque rise 27 %

Torque rise -

Torque rise 0.36 %

Torque rise 0.46 %

Torque measured @

Torque measured @ -

Torque measured @ 1,400 rpm

Torque measured @ -

Operational specifications

Arm crowding force

Arm crowding force 3,897.72 kN

Arm crowding force -

Refill capacities

Engine oil cap

Engine oil cap 7.57 liter

Engine oil cap -

Engine oil cap 7.57 liter

Engine oil cap 9.08 liter

Engine oil cap 8.71 liter

Attachments

Bucket digging force

Bucket digging force 6,673.26 kN

Bucket digging force 6,673.26 kg

Bucket digging force 6,293.6 kg

Bucket digging force -

Dimensions

Height - top of cab

Height - top of cab 2.77 m

Height - top of cab 2.83 m

Ground clearance

Ground clearance 0.3 cm

Ground clearance 0.3 m

Ground clearance 0.34 m

Ground clearance -

Turning radius

Turning radius 5.36 m

Turning radius 5.43 m

Turning radius -

Wheelbase

Wheelbase 2.1 mm

Wheelbase 2.1 m

Wheelbase 2.23 m

Wheelbase -

Wheelbase 2.23 m

Overall Length

Overall Length 6.98 m

Overall Length 7.35 m

Overall Length 7.25 m

Overall Length 7.19 m

Overall Length 7.25 m

Overall Width

Overall Width 2.38 m

Overall Width 2.44 m

Overall Width 2.35 m

Overall Width -

Overall Width 2.35 m

Hydraulic system

Pump flow cap

Pump flow cap 163.13 lpm

Pump flow cap 162.76 lpm

Pump flow cap 163.13 lpm

Relief valve pressure

Relief valve pressure 227.54 bar

Relief valve pressure 248.97 bar

Relief valve pressure -

Circuit type

Circuit type Closed center, load sensing

Circuit type -

Pump type

Pump type -

Pump type Closed center, load sensing

Pump type Variable flow, axial piston

Loader

Breakout force

Breakout force 4,598.93 kN

Breakout force 4,598.93 kg

Breakout force 4,645.7 kg

Breakout force -

Breakout force 5,117.89 kg

Breakout force 5,078.88 kg

Loader dump reach

Loader dump reach 0.85 mm

Loader dump reach 0.85 m

Loader dump reach 0.88 m

Loader dump reach -

Loader dump reach 0.82 m

Loader digging depth

Loader digging depth 13.72 mm

Loader digging depth 13.72 cm

Loader digging depth 10.16 cm

Loader digging depth -

Loader digging depth 8.38 cm

Loader dump height

Loader dump height -

Loader dump height 2.56 m

Loader dump height 2.59 m

Loader dump height -

Service refill capacities

Fuel cap

Fuel cap 128.31 liter

Fuel cap 143.83 liter

Fuel cap 165.03 liter

Fuel cap 166.54 liter

Hydraulic fluid cap

Hydraulic fluid cap 79.49 liter

Hydraulic fluid cap -

Hydraulic fluid cap 79.11 liter

Hydraulic fluid cap 95 liter

Cooling fluid cap

Cooling fluid cap -

Cooling fluid cap 16.65 liter

Cooling fluid cap 21.95 liter

Cooling fluid cap 22.33 liter

Front axle fluid capacity

Front axle fluid capacity -

Front axle fluid capacity 10.98 liter

Front axle fluid capacity -

Front axle fluid capacity 11.36 liter

Rear axle fluid capacity

Rear axle fluid capacity -

Rear axle fluid capacity 16.65 liter

Rear axle fluid capacity -

Rear axle fluid capacity 16.65 liter

Transmission fluid cap

Transmission fluid cap -

Transmission fluid cap 18.93 liter

Transmission fluid cap 18.55 liter

Transmission

Max speed reverse

Max speed reverse 32.83 kph

Max speed reverse 40.07 kph

Max speed reverse -

Number of reverse gears

Number of reverse gears 4

Number of reverse gears -

Number of forward gears

Number of forward gears 4

Number of forward gears -

Operating specifications

Cab ROPS

Cab ROPS SAE J397/SAE J1040 May 1994/ISO 3471 1994

Cab ROPS -

Brake system

Brake system Inboard, oil-immersed

Brake system -

Cab sound

Cab sound ANSI/SAE J1166 Oct 98 is 78.5 dB(A)

Cab sound -

Exterior sound

Exterior sound SAE J88 April 95 is 73.0 dB(A)

Exterior sound -

Extended backhoe digging depth

Extended backhoe digging depth 5.52 m

Extended backhoe digging depth 5.49 m

Extended backhoe digging depth -

Extended backhoe digging depth 5.46 m

Extended backhoe dump height

Extended backhoe dump height 4.18 m

Extended backhoe dump height 4.15 m

Extended backhoe dump height -

Extended backhoe reach from swivel

Extended backhoe reach from swivel 6.68 m

Extended backhoe reach from swivel -

Extended backhoe dump reach

Extended backhoe dump reach -

Extended backhoe dump reach 0.76 m

Extended backhoe dump reach 2.77 m

Extended backhoe dump reach -

Tires

Front tires size (2WD)

Front tires size (2WD) 11Lx16,12PR/12.5 / 80x18,10PR

Front tires size (2WD) 11L-16 F-3/12.5/80-18 (10ply) 1-3 Super Traction

Front tires size (2WD) -

Rear tires size

Rear tires size 19.5x24,10PR / 19.5L24,10PR

Rear tires size 19.5L-24 (12 ply) R4 ATU/ 19.5L-24 (12 ply) IT 525

Rear tires size -

Backhoe

Backhoe dump height

Backhoe dump height 3.63 m

Backhoe dump height -

Backhoe dump height 3.63 m

Backhoe reach from swivel

Backhoe reach from swivel 5.67 m

Backhoe reach from swivel 5.64 m

Backhoe reach from swivel -

Bucket rotation

Bucket rotation 205 degrees

Bucket rotation -

Backhoe digging depth

Backhoe digging depth 4.42 mm

Backhoe digging depth 4.42 m

Backhoe digging depth 4.39 m

Download datasheets

OEM product brochure

Cat 420 expert review

Reviewed by Wade A. on January 29, 2026

Overview

The Cat 420 series represents Caterpillar’s move into higher-output backhoe loaders, delivering more power, deeper digging, and stronger hydraulics than the 416 line. With 65.62 kW of gross power, up to 4.42 m of digging depth, and nearly 4,599 kg of breakout force, it is built for utilities, foundations, and demanding trenching.

Pros High power for its class, strong breakout force, stable operating weight for heavy digging.

Cons Larger footprint than mid-range backhoes, higher ownership costs versus lighter models.

Efficiency

With an operating weight near 9,799 kg and torque reaching 344.37 Nm, the Cat 420 focuses on production-level output. A 0.85 m loader dump reach supports truck loading, while the 3.63 m backhoe dump height helps clear spoil efficiently.

In Cabin

Later variants improve ergonomics, visibility, and seat adjustment over early D-series machines. Hydraulic response remains smooth and predictable under load.

In Comparison

Compared with the Cat 416 II, the 420 offers more power and breakout. Against the John Deere 415B, it leads in output and heavy-duty capability.

Final Verdict

Rated 5 stars, the Cat 420 is a heavy-duty backhoe loader for contractors needing higher productivity, priced between AED 235,000 and 692,000.

Show less

Cat 420 owner rating

Cat 420 Backhoe loaders [2001-2025]

2001-2025

Overall rating

Based on 3 ratings

4.3

performance

4.3

comfort

5.0

fuel efficiency

4.3

safety

4.7

features

4.0

5 stars

33 %

4 stars

67 %

3 stars

0 %

2 stars

0 %

1 stars

0 %

Pros

Strong breakout makes short work of hard ground.

Cons

Larger size can feel bulky on tight urban sites.

Submitted by on Jan 29, 2026 / Cat 420 Backhoe loaders / Purchased on Jun, 2020

performance

4.0

comfort

5.0

fuel efficiency

5.0

safety

5.0

features

4.0

Pros

Excellent stability and traction when using heavy hydraulically-driven attachments.

Cons

Slightly higher fuel consumption under continuous heavy duty.

Submitted by on Jan 29, 2026 / Cat 420 Backhoe loaders / Purchased on Mar, 2019

performance

4.0

comfort

5.0

fuel efficiency

4.0

safety

5.0

features

4.0

Valuation

Last 12 month

2001

Cat 420 similar models

Highlight differences

Cat 420D

John deere 415B

Cat 416 II

General

Operating weight

Operating weight 9,799 kg

Operating weight 7,257 kg

Operating weight 6,337 kg

Lifting capacity

Lifting capacity 2,896.19 kg

Lifting capacity -

Bucket capacity

Bucket capacity 0.99 m3

Bucket capacity -

Bucket capacity 0.76 cu m

Max speed forward

Max speed forward 32.83 kph

Max speed forward -

Max speed forward 31.7 kph

Transmission type

Transmission type Powershuttle

Transmission type 4-speed with first and second collar shift, third and fourth synchronized with hydraulic server

Transmission type fully synchromesh

Engine model

Engine model -

Engine model 300 Series

Engine model 4.236

Operating voltage

Operating voltage -

Operating voltage 12 V

Bucket width

Bucket width -

Bucket width 226 cm

Years

Years 2001-2025

Years 1996-2021

Years 1985-2025

Market Average

Market Average AED 692,000

Market Average AED 506,000

Market Average AED 625,000

Price

Price AED 235,000

Price AED 128,000

Price AED 227,000

Engine

Displacement

Displacement 3,982.07 cu cm

Displacement 3,916.52 cu cm

Displacement 3,860.8 cu cm

Power measured @

Power measured @ 2,200 rpm

Power measured @ 2,500 rpm

Power measured @ 2,400 rpm

Gross power

Gross power 65.62 kw

Gross power -

Gross power 50.04 kw

Max torque

Max torque 344.37 Nm

Max torque 230.49 Nm

Max torque -

Number of cylinders

Number of cylinders 4

Net power

Net power 63.39 kw

Net power 50.71 kw

Net power 46.01 kw

Bore

Bore 10.16 cm

Bore -

Stroke

Stroke 12.7 cm

Stroke -

Torque rise

Torque rise 27 %

Torque rise -

Alternator supplied amperage

Alternator supplied amperage -

Alternator supplied amperage 65 Amh

Alternator supplied amperage 52 Amh

Aspiration

Aspiration -

Aspiration Naturally aspirated

Aspiration -

Torque measured @

Torque measured @ -

Torque measured @ 1,400 rpm

Torque measured @ -

Operational specifications

Arm crowding force

Arm crowding force 3,897.72 kN

Arm crowding force -

Refill capacities

Engine oil cap

Engine oil cap 7.57 liter

Engine oil cap 8.71 liter

Engine oil cap 7.19 liter

Attachments

Bucket digging force

Bucket digging force 6,673.26 kN

Bucket digging force -

Bucket digging force 4,735.51 kg

Dimensions

Height - top of cab

Height - top of cab 2.77 m

Height - top of cab 2.65 m

Height - top of cab 2.74 m

Ground clearance

Ground clearance 0.3 cm

Ground clearance -

Ground clearance 0.3 m

Turning radius

Turning radius 5.36 m

Turning radius 3.57 m

Turning radius 3.93 m

Wheelbase

Wheelbase 2.1 mm

Wheelbase -

Wheelbase 2.1 m

Overall Length

Overall Length 6.98 m

Overall Length -

Overall Length 6.86 m

Overall Width

Overall Width 2.38 m

Overall Width -

Overall Width 2.29 m

Hydraulic system

Pump flow cap

Pump flow cap 163.13 lpm

Pump flow cap 87.06 lpm

Pump flow cap 108.25 lpm

Relief valve pressure

Relief valve pressure 227.54 bar

Relief valve pressure 220.63 bar

Relief valve pressure 186.16 bar

Circuit type

Circuit type Closed center, load sensing

Circuit type -

Pump type

Pump type -

Pump type Closed center

Pump type Variable flow, axial piston

Loader

Breakout force

Breakout force 4,598.93 kN

Breakout force -

Breakout force 3,405.89 kg

Loader dump reach

Loader dump reach 0.85 mm

Loader dump reach -

Loader dump reach 0.73 m

Loader digging depth

Loader digging depth 13.72 mm

Loader digging depth -

Loader digging depth 10.92 cm

Loader dump height

Loader dump height -

Loader dump height 2.65 m

Service refill capacities

Fuel cap

Fuel cap 128.31 liter

Fuel cap 87.06 liter

Fuel cap 106.36 liter

Hydraulic fluid cap

Hydraulic fluid cap 79.49 liter

Hydraulic fluid cap 71.92 liter

Hydraulic fluid cap 79.11 liter

Cooling fluid cap

Cooling fluid cap -

Cooling fluid cap 16.28 liter

Cooling fluid cap 21.2 liter

Transmission fluid cap

Transmission fluid cap -

Transmission fluid cap 13.25 liter

Transmission fluid cap 10.22 liter

Front axle fluid capacity

Front axle fluid capacity -

Front axle fluid capacity 7.57 liter

Rear axle fluid capacity

Rear axle fluid capacity -

Rear axle fluid capacity 18.55 liter

Transmission

Max speed reverse

Max speed reverse 32.83 kph

Max speed reverse -

Max speed reverse 31.86 kph

Number of reverse gears

Number of reverse gears 4

Number of forward gears

Number of forward gears 4

Operating specifications

Cab ROPS

Cab ROPS SAE J397/SAE J1040 May 1994/ISO 3471 1994

Cab ROPS -

Brake system

Brake system Inboard, oil-immersed

Brake system -

Cab sound

Cab sound ANSI/SAE J1166 Oct 98 is 78.5 dB(A)

Cab sound -

Exterior sound

Exterior sound SAE J88 April 95 is 73.0 dB(A)

Exterior sound -

Extended backhoe digging depth

Extended backhoe digging depth 5.52 m

Extended backhoe digging depth -

Extended backhoe digging depth 5.64 m

Extended backhoe dump height

Extended backhoe dump height 4.18 m

Extended backhoe dump height -

Extended backhoe dump height 4.05 m

Extended backhoe reach from swivel

Extended backhoe reach from swivel 6.68 m

Extended backhoe reach from swivel -

Extended backhoe reach from swivel 6.68 m

Extended backhoe dump reach

Extended backhoe dump reach -

Extended backhoe dump reach 3.2 m

Tires

Front tires size (2WD)

Front tires size (2WD) 11Lx16,12PR/12.5 / 80x18,10PR

Front tires size (2WD) 11L-16 F3

Front tires size (2WD) 11L-16 10PR/10.5-20 10PR

Rear tires size

Rear tires size 19.5x24,10PR / 19.5L24,10PR

Rear tires size 19.5L-24 R4

Rear tires size 16.9-24 8PR/ 19.5L-24 8PR

Backhoe

Backhoe dump height

Backhoe dump height 3.63 m

Backhoe dump height -

Backhoe reach from swivel

Backhoe reach from swivel 5.67 m

Backhoe reach from swivel -

Backhoe reach from swivel 5.43 m

Bucket rotation

Bucket rotation 205 degrees

Bucket rotation -

Backhoe digging depth

Backhoe digging depth 4.42 mm

Backhoe digging depth -

Backhoe digging depth 4.36 m

Cat 420 gallery

Generation-Cat 420 Backhoe loaders-interior

Generation-Cat 420 Backhoe loaders-exterior

Generation-Cat 420 Backhoe loaders-attachments

Generation-Cat 420 Backhoe loaders-video

Backhoe loaders. For sale.

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