On the Beneficial Effects of Anti-Squat in Rear Suspension Design of a Drag Racing Motorcycle

[+] Author and Article Information
Paul C. Wiers

Product Development Office, Harley Davidson Motor Company, Wauwatosa, WI 53225

Anoop K. Dhingra

Department of Mechanical Engineering, University of Wisconsin-Milwaukee, Milwaukee, WI 53201

J. Mech. Des 124(1), 98-105 (Jul 01, 2000) (8 pages) doi:10.1115/1.1431261 History: Received July 01, 2000
Copyright © 2002 by ASME
Your Session has timed out. Please sign back in to continue.


Gillespie, T. D., 1992, Fundamentals of Vehicle Dynamics, Society of Automotive Engineers.
Withham, T., 1979, Suspension Engineering Handbook, S&W Engineered Products.
Smith, S., 1981, Dirt Track Chassis Technology, Steve Smith Autosports Publications.
Ganahl, P., 1989, “Figuring Four Bars,” Rod and Custom Magazine, April, pp. 64–67.
Adams, H., 1989, “Anti-squat for Various Rear Suspensions,” Circle Track Magazine, Jan., pp. 102–105.
Erdman, A. G., and Sandor, G. N., 1991, Mechanism Design: Analysis and Synthesis, 1 , Prentice Hall.
Wiers, P. C., 1997, “Four-Link Anti-Squat and Drag Racing Motorcycle Performance: A Parametric Study,” M.S. Thesis, University of Wisconsin-Milwaukee.


Grahic Jump Location
Basic four-link suspension (RHS view)
Grahic Jump Location
Rigid framed motorcycle under forward acceleration
Grahic Jump Location
Chain force reactions in a rigid frame
Grahic Jump Location
Instant center and the equivalent trailing arm
Grahic Jump Location
Motorcycle instantaneous force center
Grahic Jump Location
Forces on the swing arm and rear wheel assembly
Grahic Jump Location
Rear suspension actuation strategy
Grahic Jump Location
Rear suspension damping curve
Grahic Jump Location
Four-link dynamic model
Grahic Jump Location
Engine torque versus crankshaft RPM
Grahic Jump Location
Rigid frame dynamic model



Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In