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Chicago Pneumatic AR120

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Available For Purchase

The AR120 is designed for quiet operation in sensitive environments. It’s typically used for compaction on streets and roads in urban areas, where size and noise are important. Vibration and drive are standard on both front and rear drums. 

Product files and documents

AR120 PDF file, 868.51 KB

Operating mass (incl. ROPS) 5,750 lb
Module mass (front/rear) 2,800 / 2,975 lb
Max. operating mass 5lb,975
Drum width 47.2 in
Speed 0 - 6.2 mph
Vertical oscillation ±10°
Theoretical gradeability 30%
Static linear load (front/rear) 59 / 63 lb/in
Nominal amplitude 0.02 in
Vibration frequency 2,940 / 4,140 vpm
Centrifugal force 4,720 / 8,650 lbf
Engine (water-cooled diesel) Kubota D1703-M T4final
Rated power, SAE J1349 25 hp @ 2,200 rpm
Driving Axial piston pump with variable displacement. Radial piston motors (2) with constant displacement.
Vibration Gear pump/motors with constant displacement.
Steering Gear pump with constant displacement.
Service brake Hydrostatic in forward and reverse lever.
Parking/emergency brake Failsafe brake in both drums.
Fuel tank capacity 13 gal
Water tank capacity 42 gal