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The DS 85H90AR-HD seat assembly has a heavy duty mechanical suspension with two internal hydraulic shock absorbers and one external hydraulic shock absorber, specifically designed for industrial and construction machinery. The complete suspension is protected from infiltration of foreign matter and water by a rubber boot. The upholstery is of the vacuum formed and poured-in-place type and can be easily exchanged for serviceability. The cushions are available in black PVC vinyl or black cloth. For further information, please contact Darby Manufacturing Ltd.

Technical Data

  • Fore and aft adjustment of 170 mm in increments of 10 mm
  • Suspension stroke of +- 50 mm
  • Height adjustment of 60 mm in 3 increments
  • Weight adjustment (50 kg to 130 kg infinitely)
  • Angle adjustment of bracket 12.5º forward and 15º backward in increments of 2.5º
  • Lumbar support infinitely adjustable for height and curvature
  • Tilt armrests, height adjustable
  • Backrest extension

Optional Accessories

  • Static or retractable seat belt*
  • Swivel of 360º
  • Angle adjustment of seat plate 8º to 12º
*Safety Notice: Seat restraints, static or retractable lap belts are available. The nature and environment of product use dictates the employment of this device. Darby seating is a component part, therefore the purchaser of any seat must exercise this choice. Darby recommends the use of seat restraints whenever appropriate. Strict adherence to ALL safety procedures is recommended.