Road •
C5 automatic, a successor to Ford C4 transmission •
Chevrolet Corvette C5, the fifth generation of the Chevrolet Corvette sports car •
Citroën C5, a car manufactured by Citroën •
Omoda C5, a car manufactured by Chery • Sauber C5, a sportscar by
Sauber • Audi A6 (C5), the second generation of the
Audi A6 built from 1997 to 2004 •
Sinclair C5, an electric vehicle designed by Clive Sinclair •
Circumferential Road 5 or C-5, an arterial road of Manila, Philippines
Air travel and aircraft vehicles •
Kinner C-5, an American five cylinder radial engine for small aircraft of the 1930s •
Spartan C5, a passenger and utility aircraft produced in the United States in the early 1930s
Rail •
Bavarian C V, an 1899 German express train locomotive model • WLWR Class C5, a Waterford, Limerick and Western Railway
Irish steam locomotive •
Finnish Steam Locomotive Class C5 •
LNER Class C5, a class of British steam locomotives
Other • Crown C-5, a series of forklifts by the
Crown Equipment Corporation •
Saturn C-5, an American man-rated expendable rocket == Biology ==