Word forms: (regular plural) wheelbases
(Automotive engineering: Design and performance) The wheelbase of a vehicle is the distance between its front and back wheels. ⇒ The longer wheelbase combined with much firmer suspension really inspires confidence. ⇒ Crosswinds are a danger for a car that rides tall on a short wheelbase. ⇒ A long wheelbase makes for a roomy interior in the car.
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