Hydraulic Cylinder Repair Tech

Fast Turnaround

Fluid Dynamics Midwest provides fast turnaround on cylinder repair and reconditioning. In some instances we can provide same day service.

Pickup and Delivery

We provide free pickup and delivery within 50 miles of our address:

Fluid Dynamics Midwest, Inc.
1403 Centre Circle
Downers Grove, IL. 60515 – MAP


All repairs are tested to manufacturer specifications on a hydraulic test stand. Testing includes leak and pressure test to cylinder pressure rating.


All repairs are backed by a full 1-year warranty.

Cylinder Repair Strengths

The Right Skills

We can perform all major hydraulic / pneumatic cylinder repair functions, including inspection, machining, grinding, honing, welding, fabrication, assembly and testing.

Parts in Stock

We stock a large inventory of tubing, rod stock, cold rolled bar, and seals, both standard and metric, to give us the ability to repair your products without delays.

All Major Manufacturers

  • Parker
  • Hanna
  • Eaton / Vickers / TJ
  • Sheffer
  • Milwaukee
  • Hydroline
  • Miller
  • Yates
  • Anker-Holth
  • Ortman
  • Rexroth/Bosch
  • RLA (Rockford Linear)
  • Atlas Cylinder
  • Enerpac
  • LynAir
  • SP
  • And many others…

We Repair Hydraulic Cylinders of All Types!

Welded Style Hydraulic Cylinders

Welded Style Hydraulic Cylinders

Heavy Equipment Hydraulic Cylinders

Heavy Equipment Hydraulic Cylinders

Hanna Mill-Type Cylinder

Mill Type Hydraulic Cylinders

Tie Rod Style Hydraulic-Pneumatic Cylinders

Tie Rod Style Hydraulic-Pneumatic Cylinders

We accept Visa, MasterCard and American Express