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Toe-In |
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toe-in [′tō ‚in]
(mechanical engineering) The degree (usually expressed in fractions of an inch) to which the forward part of the front wheels of an automobile are closer together than the rear part, measured at hub height with the wheels in the normal “straight ahead” position of the steering gear. Toe-In symmetrical inclination of the front wheels of a motor vehicle at an angle to the vehicle’s longitudinal axis in such a way that the wheels are closer together at the front than at the back. Toe-in is necessary because the wheels have a camber and therefore tend to roll along divergent arcs. Toe-in eliminates this tend. ![]() Figure 1. Toe-in in a motor vehicle, equal to the difference between the distances A and B: (1) transverse centerlink ency and makes the wheels roll along parallel straight lines. Improper toe-in results in excessive tire wear and vehicle instability. Toe-in is equal to the difference between the distances A and B as illustrated in Figure 1; it ranges between 2 and 8 mm, depending on the vehicle model. It can be regulated by means of adjustable tie rods and the transverse centerlink, which are equipped with threaded ends. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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