The standard:
Flexibility, efficiency and excellence.

Experience 180 mph at Windshear’s full-scale, rolling road, aerodynamic wind tunnel in Concord, North Carolina.

See the industry-leading innovations underway with Windshear and partner Pratt Miller

01 / about us

Windshear Control Room

Data that drives performance.

Windshear continues to set the industry standard. Established in 2008, Windshear is an independent rolling road wind tunnel facility focused on the customer experience. Windshear provides manufacturers, motorsports teams, and a variety of other automotive clientele access to a state-of-the-art facility that delivers actionable and repeatable results.
  • This 180-mph wind tunnel is the first of its kind in North America
  • Designed to create real world wind and ground simulation with maximum measurability
  • Full-scale, open environment testing configuration
  • Comprehensive and proprietary data acquisition system allows testing for a wide range of performance factors
  • Strictest of security standards provides clients with the highest level of protection and privacy

02 / our facility

Windshear Inc Wind Tunnel Building


  • Single-belt ground simulation,

    perfect for underbody flow and wheel wake accuracy
  • Supports full-scale vehicles

    up to 7,000 Newtons (1,574 pounds) per corner
  • Statistical Process Control techniques

    used to determine data repeatability and reproducibility
  • Staffed

  • Supports on site test article preparation

    with technician support

explore our facility

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Test Section

¾ open jet Contraction of ratio 16.7 m2 nozzle area 14.5 m NEP to collector inlet with a relative length of 3.7 Full test section volume of 14.5 x 5.5 x 3.0 meters (L x W x H) Full plenum volume of 20.6 x 14.3 x 8.2 meters (L x W x H)

Ground Simulation

MTS single 1mm stainless steel belt occupying 3.2 x 9 meters of floor space 80.5 mps (180 mph) max speed Turn table yaw capacity of +/- 8 degrees Through belt downforce measurement supporting full-scale vehicles up to 7,000 Newtons (1,574 pounds) per corner Restraint load cells for drag and side force measurements Minimal vehicle modification required

Main Fan

Top speed of 80.5 mps (180 mph) 6.7 m-diameter 3.8 MW 29 blades Fixed blade pitch with variable RPM

Flow Conditioning

Expanding third corner 15-mesh flow screen 3/8 hexagonal honeycomb 6 inches deep Constant temperature Primary and secondary tangential suction boundary layer control systems 2 Dynamic pressure measurement systems including plenum and nozzle

03 / contact

Please email Brian Nelson at or call us at 704-788-WIND (9463) with questions and inquiries.

Get Directions

1050 Ivey Cline Rd
Concord, NC 28027

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