The longitudinal axis around which a vehicle structure rolls from side to side.
X-Chassis
A conventional chassis design, used until the late 1960s, which narrows in the center, giving the vehicle a rigid structure that is designed to withstand a high degree of twist having a heavy front cross member to support the upper and lower suspension control arms and coil springs.
X-Drilled crank
A term used for X-drilled crankshaft.
X-Drilled crankshaft
A crankshaft having two oil passages at approximately 90 degrees apart in the main journals.
X-Frame
A term used for X-chassis.
X-Member
An X-shaped reinforcement member in a chassis or frame.
Xylene
A chemical solvent (C8H11) used to remove grease and paint.
Please note that the definitions included in this Auto Glossary reflect the manner in which these terms are used on the Duipee.com website, which in some instances may differ from their meaning in other contexts.