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ARX 91

Tandem and Combo Rollers

80 HP
Horsepower
4
NO. OF CYLINDERS
20282 lb
Operating Weight

Product Overview

Efficient Compaction with Precision Control


The Ammann ARX 91 Articulated Tandem Roller is designed for optimal compaction results with its unique propulsion system and advanced features. Ideal for medium to large jobsites, it excels in transport and building construction.

– Powerful drum dimensions

– Smooth operation

– Excellent operator visibility


Advanced Compaction System

Advanced Compaction System

The ARX 91’s unique propulsion system ensures efficient compaction by delivering the necessary weight and vibration. This results in outstanding performance on various surfaces, making it ideal for medium to large jobsites.


Operator Platform

Operator Platform

The operator platform offers excellent visibility to the drum surface and edges, ensuring precise control. The rotating and sliding seat enhances comfort, while the highly visible display simplifies operation.


Effortless Operation

Effortless Operation

With conveniently located controls and a simple adjustment system for amplitude and frequency, the ARX 91 ensures effortless operation. Features like auto vibration and sprinkling systems further enhance usability.


Easy Maintenance

Easy Maintenance

The ARX 91 is designed for easy maintenance with reliable, long-life vibration systems and convenient access to service points and fluid ports, ensuring minimal downtime and extended machine life.


Engine Efficiency

Engine Efficiency

Equipped with a reliable engine, the ARX 91 offers fuel-efficient performance that meets emission regulations, ensuring both powerful operation and environmental compliance.


Product Specifications for ARX 91

Description
Specifications
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ARX 91 Key Specifications

Horsepower

80 HP

NO. OF CYLINDERS

4

Operating Weight

20282 lb

Horsepower

80 HP

MAKE/MODEL

Cummins 4B3.3TAA-60-C

NO. OF CYLINDERS

4

TYPE OF COOLING

Water

EMISSION REGULATIONS

BS-III/ Tier 3/ Stage 3A

Operating Weight

20282 lb

WEIGHT ON FRONT DRUM

4645 kg

WEIGHT ON REAR DRUM

4555 kg

STATIC LINEAR LOAD, FRONT

27.3 kg/cm

STATIC LINEAR LOAD, REAR

26.8 kg/cm

TRANSPORT SPEED (MAX)

12 km/h

WORKING SPEED (MAX)

7 km/h

CLIMBING ABILITY

40 %

TURNING RADIUS INNER (EDGE)

4650 mm

CURB CLEARANCE

691 mm

STEERING ANGLE

±35°

OSCILLATION ANGLE

±10°

MACHINE LENGTH

4720 mm

WHEELBASE

3475 mm

MACHINE HEIGHT WITH CANOPY

3000 mm

MACHINE HEIGHT (REMOVED CANOPY)

2350 mm

DRUM WIDTH

1700 mm

MACHINE WIDTH

1818 mm

GROUND CLEARANCE

290 mm

DRUM DIAMETER

1220 mm

DRUM SHELL THICKNESS

17 mm

FREQUENCY (LOW)

42 Hz

FREQUENCY (HIGH)

55 Hz

AMPLITUDE (LOW)

0.35 mm

AMPLITUDE (HIGH)

0.7 mm

CENTRIFUGAL FORCE (LOW)

67 kN

CENTRIFUGAL FORCE (HIGH)

78 kN

DRIVE SYSTEM

Axial piston pump - closed loop

VIBRATION SYSTEM

Axial piston pump - closed loop

STEERING SYSTEM

Gear pump

BRAKES OPERATING

Hydrostatic

BRAKES PARKING

SAHR (Spring Applied Hydraulically Released)

FUEL TANK CAPACITY

200 l

WATER TANK CAPACITY

1000 l

HYDRAULIC TANK CAPACITY

52 l

BATTERY VOLTAGE

12 V

BATTERY RATING

130 AH

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