A chassis number is a unique code given to a vehicle to identify it from others. It is like a fingerprint for the car and helps in keeping track of its history, ownership, and specifications. Full definition
Matching chassis number and cylinder - head engine number. (barrett-jackson.com)
We have given you a list, the vehicles are parked at specific places that you are aware of and you unable to say they registration number and chassis number of the missing vehicles.» (citifmonline.com)
HISTORY FILE Confirmed by chassis number as being one of the last French built cars prior to production moving to Portugal, this 2CV6 Special Dolly was supplied new on the 26th August 1988 by Citroen Main Dealer, Bouts Motors of Wolverhampton. (classicandperformancecar.com)