about 1953
1951
Proofhouse.com has sn tables.
A Colt challenger with that serial number was made in 1952.
That Colt challenger was made in 1952.
64210/c
about 1953
It was made in 1953.
about 1953
Charger, Challenger, Coronet, Colt, Caliber, Caravan
1952
1968
about 1963