
1) Type of Motorcycle racing
Found on
https://www.crosswordclues.com/clue/sidecarcross

Sidecarcross racing, also known as sidecar motocross, is a branch of motocross. Regular motocross riders use solo machines, but a sidecarcross outfit has a different type of motorcycle chassis, operated by team of two people, a driver and a sidecar passenger. The earliest articles appear to show that sidecarcross started in the UK in the 1930s. ==...
Found on
http://en.wikipedia.org/wiki/Sidecarcross
No exact match found.