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cars, the springs are mounted so that a lesser portion of the spring's length is forward of the wheels, improving wheel control on acceleration. A side effect of such positioning is that the longer, aft portion of the springs may not be stiff enough to control wheel movement under braking forces,
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Radius rods are also sometimes used in aircraft with fixed (non retractable) undercarriages. Radius rods in aircraft must be regularly inspected because their failure will cause unrestrained swerving of the wheel.
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suspension, the springs themselves provide some longitudinal wheel control. One or more torque arms may be added to provide supplementary wheel control, particularly for vehicles with strong
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to the frame; these shocks controlled longitudinal wheel movement, but their damping action prevented the forces of those movements from being felt by the passengers.
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Other suspension components can be made to act as radius rods under certain conditions. For example, the rear suspension of the original 1966
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212:. Office of the Federal Register, National Archives and Records Service, General Services Administration. 1961. p. 21.
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of the vehicle. Radius rods are typically mounted ahead of the wheel. In that position they resist dive under
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188:(July 2018 ed.). Division of Motor Vehicles, Idaho Transportation Department. pp. 11–22
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technology make possible plastic suspension links, although they are still uncommon.
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motion in the longitudinal (fore-aft) direction. The link is connected (with a
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Upper and lower radius rods, either side of the exhaust pipe cluster, on a
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158:. On some leaf spring-equipped vehicles, such as 1960s
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which can lead to pronounced wheel hop in hard stops.
249:"Signs or symptoms of bad front radius rod bushings?"
229:. New York City: Class Journal Company. p. 833
104:for lightness, as they are part of the vehicle's
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182:Idaho Commercial Driver's License Manual
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63:) on one end to the wheel carrier or
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93:Radius rods are customarily made of
223:Laycock, A. M. (November 4, 1915).
280:Automotive suspension technologies
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142:On a vehicle with longitudinal
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79:forces and wheel hop under
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67:, on the other to the
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23:280ZX front suspension
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160:Chrysler Corporation
135:to connect the rear
51:intended to control
129:Oldsmobile Toronado
110:composite materials
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108:. Improvements in
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148:Hotchkiss drive
133:shock absorbers
106:unsprung weight
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49:suspension link
31:(also called a
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16:Suspension link
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41:torque spring
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257:. Retrieved
255:. 2012-04-25
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231:. Retrieved
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190:. Retrieved
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146:, such as a
144:leaf springs
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81:acceleration
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156:drag racers
45:torsion bar
259:2023-03-30
192:4 November
167:References
123:C race car
37:torque arm
33:radius arm
29:radius rod
233:April 23,
137:beam axle
59:or solid
274:Category
154:such as
121:Lotus 49
102:aluminum
95:stamped
77:braking
73:unibody
69:chassis
61:bushing
47:) is a
152:torque
57:rubber
43:, and
186:(PDF)
131:used
98:steel
53:wheel
235:2020
194:2019
65:axle
100:or
71:or
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39:,
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27:A
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