SD77DX – High-performance single-drum compactor

The Volvo SD77DX single, smooth-drum compactor with 1 676 mm (66 in) vibratory drums offers many innovative features that provide excellent drum performance, serviceability, reliability, and a comfortable and safe environment for the operator.

• Tier 3 engine
  
  
• Variable frequency setting permits the operator to adapt vibration to the particular material being compacted
  
  
• High engine power-to-weight ratio and high dynamic force combine to achieve maximum material density in a minimum of passes
  
  
• Heavy-duty axle with No-Spin® differential, low centre of gravity, and hydrostatic Ultra-Grade® Traction System with wheel and drum drive all combine for steep climbing without interruption in traction power

• Optional CompAnalyzer provides contractors with full data documentation of the compaction process, and allows the operator to organise work most efficiently
  
  
• Powerful eccentric system with dual amplitude
  
  
• Sloped engine hood permits "one meter by one meter" operator visibility, increasing crew safety
  
  
• Audible and visual warning lights for engine, oil pressure, coolant temperature, hydraulic oil temperature, and air cleaner restriction