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The CS56B Vibratory Soil Compactor combines world-class productivity with outstanding operator comfort while continuing the legacy of durability, reliability and ease-of-service that contractors worldwide have come to expect from Cat® machines.

Cat Specs


Gross Power
157 HP
Engine Model
Cat C4.4 with ACERT

Operating Specifications

Compaction Width
84 in
Ground Clearance
17.4 in
Static Linear Load - With Cab
166.6 lb/in
Turning Radius - Inside Drum Edge
12.08 in
Static Linear Load - With ROPS/FOPS
164.1 lb/in
Travel Speed - Maximum
7 mile/h

Service Refill Capacities

Fuel Tank Capacity
64 gal (US)


Wheel Base
9.58 in
Overall Length
19.25 ft
Height - With ROPS/FOPS or Cab
10.25 ft
Drum Diameter
60.4 in
Drum Width
84 in
Overall Width
7.58 in


Weight - Drum with ROPS/FOPS
13788 lb
Operating Weight - With ROPS/FOPS
24887 lb
Weight - Drum with Cab
13990 lb
Operating Weight - With Cab
25346 lb

Vibratory System

Centrifugal Force - Minimum
31670 lb
Nominal Amplitude - High
0.083 in
Centrifugal Force - Maximum
67600 lb
Nominal Amplitude - Low
0.039 in


23.1 x 26