CP74B Vibratory Soil Compactor

Vibratory Soil Compactors CP74B

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Key Specs

Compaction Width
84 in
2134 mm
Gross Power
173.5 HP
129.4 kW
Curb Clearance
19.6 in
497 mm


Reliable. Durable.

The CP74B provides exceptional performance for cohesive and semi-cohesive soil compaction applications.


Lower Operating Cost

Up to 15% fuel savings with eco-mode, exclusive pod-style vibratory design offering 3 year/3000 hour service intervals, and a no-maintenance hitch with sealed-for-life bearings.

Up To 50% More Efficient

On-board compaction measurement helps take guesswork out of the process with exclusive MDP technology that gives compaction readings; scalable solutions including mapping and machine-to-machine communication keep jobsite connected.

Enhanced Operator Comfort

Visibility is enhanced by the new rear vision camera; standard tiltable steering column gives the operator more flexibility, and our integrated backlit display console turns with seat.

Product Specifications for CP74B

Compaction Width 84 in 2134 mm
Curb Clearance 19.6 in 497 mm
Ground Clearance 17.5 in 445 mm
Travel Speed - Maximum 7 mile/h 11.4 km/h
Turning Radius - Inside Drum Edge 12.1 ft 3.7 mm
Gross Power 173.5 HP 129.4 kW
Engine Model Cat C4.4 Cat C4.4
Net Power - ISO 9249 145.8 HP 108.7 kW
Net Power - SAE J1349 145.1 HP 108.2 kW
Stroke 5 in 127 mm
Bore 4.1 in 105 mm
Overall Length 19.9 ft 6.1 mm
Overall Length - With Blade Option 21.5 ft 6.6 m
Overall Width 7.6 ft 2.3 mm
Overall Width - With Blade Option 8.3 ft 2.5 m
Height - With ROPS/FOPS or Cab 10.2 ft 3.11 m
Drum Width 84 in 2134 mm
Drum Diameter - Over Pads 61 in 1549 mm
Wheel Base 9.6 ft 2.9 mm
Optional Blade Height 27.1 in 688 mm
Drum Diameter 51 in 1295 mm
Centrifugal Force - Minimum 37300 lb 166 kN
Nominal Amplitude - High 0.083 in 2.1 mm
Nominal Amplitude - Low 0.039 in 0.98 mm
Vibratory Frequency - Standard 28 Hz (1680 vpm) 28 Hz (1680 vpm)
Variable Frequency Option Range 23.3 - 28 Hz (1400-1680 vpm) 23.3 - 28 Hz (1400-1680 vpm)
Fuel Tank Capacity 88 gal (US) 332 l
Tires 23.1 x 26 23.1 x 26

CP74B Standard Equipment

Operator Environment

  • ROPS/FOPS Cab with Climate Control, External Rear View Mirrors
  • Cloth Adjustable Pivoting Seat with Integrated Console and LCD Display
  • Adjustable Tilting Steering Column with Integrated Cup Holders
  • Rear Vision Camera with Color Touchscreen Display
  • High Visibility Orange 50 mm (2 in) Seat Belt
  • 12-volt Power Outlet
  • Horn, Backup Alarm

Vibratory System

  • Padfoot Drum
  • Dual Amplitude, Single Frequency
  • Dual Pod-Style Eccentric Weight Housings
  • Auto-vibe Function
  • Dual Adjustable Steel Scrapers

Power Train

  • Cat C4.4 Diesel Engine
  • Air Cleaner, Dual Element
  • Three-Speed Throttle Switch, Eco-mode and Automatic Speed Control
  • Dual Propel Pumps; One for Drum Drive, One for Rear Axle
  • Fuel Filter, Water Separator, Priming Pump, Water Indicator
  • Tilting Radiator/Hydraulic Oil Cooler
  • Dual Braking System
  • Two-speed Hydrostatic Transmission


  • 24 volt Electrical System
  • 100 ampere Alternator
  • 750 Cold-cranking Amps Battery Capacity


  • Product Link™
  • Sight Gauges for Hydraulic Oil Level and Radiator Coolant Level
  • S•O•S℠ Sampling Valves: Engine Oil, Hydraulic Oil and Coolant
  • Machine tie downs - front and rear (meet ISO 15818)

CP74B Optional Equipment

Operator Environment

  • Internal Rear View Mirror
  • Sun Visor
  • Cab Internal Roll-down Sun Screen
  • High Visibility Orange 76 mm (3 in) Seat Belt

Vibratory System

  • Leveling Blade
  • Variable Frequency

Technology Solutions

  • Measure - Machine Drive Power
  • Map - SBAS GNSS Mapping
  • Connect - Cloud and Machine Connectivity
  • Command for Compaction

Power Train

  • Transmission Guard


  • Recording Module
  • Factory Filled Bio Hydraulic Oil
  • Upgraded Halogen Light Package
  • Upgraded LED Light Package
  • Amber Rotating Beacon
  • Fuel Fill Access Door


  • Upgraded Halogen Light Package
  • Rotating Beacon
  • Fuel Fill Access Door

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