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Wacker Neuson RD7A


Multipurpose roller provides excellent results: RD7A

The RD 7 walk-behind double drum vibratory rollers (tandem) are easy to maneuver while performing a wide range of soil and asphalt compaction applications. The exclusive compact design allows for tight side clearance on both sides of the roller. These versatile rollers, offer dual smooth drums with beveled edges to effectively compact asphalt and granular materials. The totally hydrostatic drive provides for less maintenance and greater reliability. Available with the choice of gasoline or diesel engines. Optional protection guard kit also available

  • Patent-pending handle design offers multiple gripping points for easier control and turning of the unit, plus a center handle allows the operator fine control finishing asphalt
  • Open frame design provides for fast cleaning with a pressure washer and easy to access components simplifies service significantly reducing downtime between uses
  • Large water tank with easy access cap and quick view of water level provide for longer running time between refills
  • Unique foot operated handle lock allows for easy tilting of the handle for storage
  • Easy to reach throttle and low/high exciter force controls conveniently located on the shock mounted low vibration handle increases operator comfort



Operating data 

Operating weight (water tank half full)* lb 1,545    
Operating weight (water tank half full) lb 1,512    
L x W x H (guide handle in operating position) in 93.1 x 27.5 x 45.7    
Drum width  in 25.6    
Drum diameter  in 16.5    
Side clearance (right & left)in 1    
Curb clearance (right/left) in 8.2    
Centrifugal force high lbf 4,998    
Centrifugal force low lbf 2,935    
Frequency high Vpm 3,725    
Frequency low Vpm 2,850    
Amplitude drum in 0.029    
Linear force  lb/in /    
Linear force - front / rear (static)* lb/in 24.2 / 36.2    
Linear force - front / rear (static) lb/in 23.5 / 35.6    
Linear force - front / rear (dynamic) - high lb/in 97.6 / 97.6    
Linear force - front / rear (dynamic) - low lb/in 57.3 / 57.3    
Total force Applied - high* lbf 6,542    
Total force Applied - low* lbf 4,479    
Total force Applied - high lbf 6,510    
Total force Applied - low lbf 4,446    
Travel speed forward max.mph 2.8    
Travel speed reverse max.mph 1.6    
Surface capacity max. ft²/h 31,108    
Gradeability with vibration % 40    
Gradeability without vibration % 45    

Engine / Motor 

Engine / Motor type  Air-cooled single cylnder 4 cycle gasoline engine    
Engine / Motor manufacturer  Honda GX390    
Displacement  in³ 23.7    
RPM / speed  rpm 2,600    
Operating performance  hp 9.7    
Tank capacity fuel US gal 1.6    
Tank capacity water US gal 15.8