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Versatility, ergonomics, performance, fuel economy, reliable and durable structures are the driving forces behind the 424B Backhoe Loader. Excellent visibility, low effort controls, spaciousness and comfort cab, and many other features make the 424B an industry-leading backhoe loader.


Power - Net 67.0 hp 50.0 kW Less
Engine Model KOEL /4R - 1040 T Turbo Charged KOEL /4R - 1040 T Turbo Charged Less
Engine Displacement 244.09 in3 4.16 L Less
Gross Power 76.0 hp 57.0 kW Less
Bore 4.13 in 105.0 mm Less
Stroke 4.72 in 120.0 mm Less


Operating Weight - Nominal 16953.53 lb 7690.0 kg Less
Operating Weight - Maximum 16953.53 lb 7690.0 kg Less

Operating Specifications - Backhoe

Dig Depth - Standard 15.93 ft 4854.0 mm Less
Bucket Dig Force - Standard 11712.54 lb 52.1 kN Less
Stick Dig Force - Standard 7845.83 lb 34.9 kN Less
Reach from Swing Pivot 18.49 ft 5637.0 mm Less
Loading Height 12.18 ft 3712.0 mm Less
Loading Reach 5.72 ft 1742.0 mm Less
Bucket Capacity - Standard 0.3 yd3 0.23 m3 Less
Bucket Width - Standard 30.0 in 762.0 mm Less

Hydraulic System

Hydraulic Pump Capacity 36.72 gal/min 138.0 L/min Less
Hydraulic System Pressure 3002.28 psi 20700.0 kPa Less
Type Closed-Center Closed-Center Less
Pump Type Variable Flow Axial-Piston Variable Flow Axial-Piston Less

Operating Specifications - Loader

Lift Capacity @ Full Height 5326.36 lb 2416.0 kg Less
Dump Height @ 45 degrees 8.64 ft 2633.0 mm Less
Dig Depth 3.07 in 78.0 mm Less
Bucket Capacity - General Purpose 1.31 yd3 1.0 m3 Less
Bucket Breakout Force - General Purpose 8745.07 lb 38.9 kN Less

Turning Circle: Wall-to-wall

Outside Front Wheels 26.57 ft 8.1 m Less
Outside Widest Loader Bucket 35.43 ft 10.8 m Less


Overall Transport Length 226.77 in 5760.0 mm Less
Overall Length (loader on ground) 224.8 in 5710.0 mm Less
Overall Transport Height 147.24 in 3740.0 mm Less
Overall Width 94.33 in 2396.0 mm Less
Height to Top of Cab 114.17 in 2900.0 mm Less
Height to Top of Exhaust Stack 106.3 in 2700.0 mm Less
Height to Loader Hinge Pin 20.08 in 510.0 mm Less
Ground Clearance 12.6 in 320.0 mm Less
Rear Axle Centerline to Front Grill 102.87 in 2613.0 mm Less
Front Wheel Tread Gauge 70.08 in 1780.0 mm Less
Rear Wheel Tread Gauge 67.48 in 1714.0 mm Less
Wheel Base 82.68 in 2100.0 mm Less

Service Refills

Hydraulic System 18.76 gal 71.0 L Less
Cooling System 6.55 gal 24.8 L Less
Fuel Tank 33.81 gal 128.0 L Less
Engine with Oil Filter 2.64 gal 10.0 L Less
Transmission 5.02 gal 19.0 L Less
Rear Axle (includes planetary) 4.76 gal 18.0 L Less
Hydraulic Tank 10.04 gal 38.0 L Less


Standard Front Tubed, 9 x 16 - 16 PR Tubed, 9 x 16 - 16 PR Less
Standard Rear Tubed, 16.9 x 28 - 12 PR Tubed, 16.9 x 28 - 12 PR Less
Optional Rear (Heavy Duty) Tubed, 14 x 25 - 20 PR Tubed, 14 x 25 - 20 PR Less


Type Front Wheel Front Wheel Less
Power Steering Hydrostatic Hydrostatic Less
Cylinder Bore 2.17 in 55.0 mm Less
Cylinder Stroke 9.65 in 245.0 mm Less
Cylinder Rod Diameter 1.18 in 30.0 mm Less


Forward - 1st 3.6 mph 5.8 km/h Less
Forward - 2nd 5.78 mph 9.3 km/h Less
Forward - 3rd 11.99 mph 19.3 km/h Less
Forward - 4th 20.13 mph 32.4 km/h Less
Reverse - 1st 3.6 mph 5.8 km/h Less
Reverse - 2nd 5.78 mph 9.3 km/h Less
Reverse - 3rd 11.99 mph 19.3 km/h Less
Reverse - 4th 20.13 mph 32.4 km/h Less


Superior engine performance.

Hydraulic System

The Cat Load Sensing Hydraulic System senses the work demand and adjusts flow and pressure to match, so maximum forces are provided at all engine speeds.

Operator Station

Spacious and comfortable operator station.

Power Train

More reliable and durable power train.


Superior loader performance.


Efficient backhoe performance.


Ease of maintenance and service.

Work Tools

Cat Work Tools for backhoe loaders extend the versatility of the machine. Built for performance and durability, these tools deliver high productivity, long service and excellent value.

Electrical System

More reliable electrical system.

Customer Support

Unmatched support makes the difference.

424B Standard Equipment

Alarm backup

Air cleaner, dry type with precleanerand filter condition indicator

Alternator, 65-amp, 12 volt

Backhoe, 4854 mm dig depth, side-shift, excavator-style backhoe 2 lever control


Boom, transport lock

Brace, lift cylinder

Brakes, oil disc

Bucket, loader, general purpose - 1.0 m³

Bucket, backhoe - 0.23 m³

Cabin with fan

Electro-hydraulic slide frame, lock release

Engine enclosure

Fan, suction and fan guard

Fast reversing shuttle, all gears

Flashing hazard/signal lights

Front axle, pendulum mount

Front grill

Front headlights

Front windshield wiper

  • Coolant temperature
  • Fuel level
  • Tachometer
  • Hour meter
  • Torque convertor oil temperature

Ground line fuel fill with 128 L capacity

Grouser-style stabilizer shoes

High ambient cooling package

Hydraulic oil cooler

  • Air cleaner service
  • Brake on
  • Engine coolant
  • Hydraulic oil level sight gauge
  • Oil pressure

Instrument panel lights

Key start/stop system with auxiliary position

Left and right side door with lock

Lights, working (2 front, 2 rear)

Load sensing, variable flow system with axial piston pump

Mirrors, external (2)

KOEL / 4R - 1040 T Turbo Charged

Power steering, hydrostatic

Stabilizer controls

Seat with seat belt

Spin-on fuel, engine, hydraulic and transmission oil filters

Standard toolkit

Stop and tail lights (2)

Swing transport lock

Torque convertor

Throttles, hand and foot

Transmission, four-speed synchromesh

Transmission neutralizer switch

Warning horn, front electric

Water separator