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Vibratory Soil Compactors

Compacting to specifications is critical for soil, landfill, and paving applications. Cat compactors are specifically designed for all compaction operations.

CP56 Vibratory Soil Compactor

The durable and reliable CP56 Soil Compactors offer high compaction performance, speed and gradeability to maximize productivity.

  • Specification Summary

  • Operating Weight with Cab12452 kg
  • Compaction Width2134 mm
  • Gross Power116 kW
  • Drum Diameter – Over Pads1549 mm
  • Fuel Tank Capacity345 L
  • Product Brochure


Product Details


Operating Weight with Cab 12452 kg
Operating Weight with ROPS/FOPS 12125 kg
Weight at Drum with Cab 6702 kg
Weight at Drum with ROPS/FOPS 6616 kg

Operating Specifications

Compaction Width 2134 mm
Ground Clearance 537 mm
Travel Speed – Maximum 11.1 km/h
Turning Radius Inside Drum Edge 3.68 m


Gross Power 116 kW
Engine Model Cat C6.6


Drum Diameter – Over Pads 1549 mm
Drum Width 2134 mm
Height with ROPS/FOPS or Cab 3.07 m
Optional Blade Height 680 mm
Overall Length 5.86 m
Overall Length with Blade Option 6.39 m
Overall Width 2.3 m
Overall Width with Blade Option 2.5 m
Wheelbase 2.9 m


Tires 23.1 × 26 8-ply traction

Service Refill Capacities

Fuel Tank Capacity 345 L

Vibratory System

Centrifugal Force – Maximum 282 kN
Centrifugal Force – Minimum 141 kN
Nominal Amplitude – High 1.8 mm
Nominal Amplitude – Low 0.9 mm
Variable Frequency Option Range 23.3-31.9 Hz (1,400-1,914 vpm)
Vibratory Frequency - Standard 31.9 Hz

Vibratory System

The pod-style vibratory system, proven reliable on previous soil compactors, delivers superior compactive force while offering serviceability advantages.

Proprietary Eccentric Weights

Reliable dual amplitude selection and innovative design ensure precise performance.

Cat® C6.6 Electronic Diesel Engine with ACERT Technology

Industry-proven Caterpillar technology designed to provide unmatched performance and reliability with ample power for the most demanding jobs.

Dual Pump Propel System

Superior tractive effort and gradeability for outstanding productivity in demanding applications.

Gradeability and Machine Control

The exclusive dual pump propel system provides proven superior performance, machine control, and exceptional grade climbing capability.

Rear Visibility

The one-piece sloped fiberglass hood design provides exceptional operator visibility and excellent service access.


Ergonomic design promotes maximum operator productivity while offering excellent visibility and unmatched comfort.


Optional cab can increase machine utilization and provides greater year-round comfort in extreme environment conditions.

Optimized Cooling Air Flow

Improved air flow design minimizes dust clouds and eliminates hot air discharge on operator.

Padfoot Drum and Scrapers

Padfoot drums provide superior performance when compacting clays. Heavy-duty scrapers break materials away from the drum surface to allow for deep penetration of the padfeet.

Leveling Blade Option

Optional leveling blade increases machine versatility and utilization, plus greatly enhances productivity.

Reliability and Serviceability

CP56 Soil Compactors continue to provide the exceptional reliability and serviceability that you’ve come to expect from Caterpillar.

Cat Product Link System

Simplifies the tracking of equipment fleets to ensure maximum uptime and minimum repair costs.

Your Cat Dealer

Caterpillar backs your machine purchase with the best support system and personnel in the industry.
    • Leveling Blade
      • Transmission Guard
        • Variable Vibration Frequency
          • VPM Gauge
            • Operator Platform Lift Cylinder
              • Rotating Beacon
                • 12-ply Tires
                  • Rotating Seat
                    • Bio Hydraulic Oil Ready
                      • 12-Volt Outlet

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