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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 16976.0 lb 7700.0 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 0.31 yd3 0.24 m3 Less
Bucket Width - Standard 30.0 in 762.0 mm Less

Hydraulic System

Hydraulic Pump Capacity 30.38 gal/min 115.0 L/min Less
Hydraulic System Pressure 3408.0 psi 23500.0 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 1.4 yd3 1.1 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 228.0 in 5796.0 mm Less
Overall Length (loader on ground) 227.0 in 5775.0 mm Less
Overall Transport Height 144.0 in 3650.0 mm Less
Overall Width 95.0 in 2422.0 mm Less
Height to Top of Cab 114.0 in 2885.0 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 15.0 in 382.0 mm Less
Rear Axle Centerline to Front Grill 102.87 in 2613.0 mm Less
Front Wheel Tread Gauge 69.0 in 1742.0 mm Less
Rear Wheel Tread Gauge 66.0 in 1670.0 mm Less
Wheel Base 81.0 in 2065.0 mm Less

Service Refills

Cooling System 3.96 gal 15.0 L Less
Fuel Tank 33.81 gal 128.0 L Less
Engine with Oil Filter 3.17 gal 12.0 L Less
Transmission 1.85 gal 7.0 L Less
Rear Axle (includes planetary) 4.49 gal 17.0 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


Forward - 1st 3.9 mph 6.2 km/h Less
Forward - 2nd 6.34 mph 10.2 km/h Less
Forward - 3rd 14.66 mph 23.6 km/h Less
Forward - 4th 23.8 mph 38.3 km/h Less
Reverse - 1st 3.9 mph 6.2 km/h Less
Reverse - 2nd 6.34 mph 10.2 km/h Less
Reverse - 3rd 14.66 mph 23.6 km/h Less
Reverse - 4th 23.8 mph 38.3 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.

424BStandard Equipment

Alarm backup

Air cleaner, dry type with precleanerand filter condition indicator

Alternator, 65-amp, 12 volt


Boom, transport lock

Brace, lift cylinder

Brakes, oil disc

Bucket, loader, general purpose - 1.1 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

Fog lamps

Front axle, pendulum mount

Front grill

Front headlights

Front windshield wiper

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

Ground line fuel fill with 128 L capacity

Grouser-style stabilizer shoes

Hand primer

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 (1), internal (1)

KOEL / 4R - 1040 T turbo charged engine

Power steering, hydrostatic

Recovery bottle

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

Transmission oil cooler

Warning horn, front electric

Water separator