Answer:

axle

Answer	Crossword Clue
AXLE	Linchpin site
AXLE	Pick-up shaft
AXLE	Spindle

AXLE	Supporting member
AXLE	Truck part
AXLE	Wheel and .. (simple machine)
AXLE	Wheel connector
AXLE	Wheel shaft
AXLE	Car bar
AXLE	It makes the wheel go 'round
AXLE	Shaft

AXLE	Shaft between wheels
AXLE	Part of the drivetrain
AXLE	Car part
AXLE	Rod on a rig
AXLE	Hot rod rod
AXLE	Wheel holder
AXLE	Rotating shaft
AXLE	Wheelbase terminus

AXLE	Wheel-to-wheel rod
AXLE	Wheel base terminus
AXLE	Wheel spinner
AXLE	Lubed shaft
AXLE	Joiner of wheels
AXLE	Bar in a car
AXLE	Revolution enabler
AXLE	Car shaft

AXLE	Drivetrain part
AXLE	Wheel and ... (simple machine)
AXLE	Drive-train component
AXLE	Railroad-car feature
AXLE	Wheel site
AXLE	Grease target
AXLE	Turning point
AXLE	Connection for some big wheels

AXLE	Spinning part
AXLE	Wheels connector
AXLE	Wheel-supporting shaft
AXLE	Bar on a limo
AXLE	Hub connection