General Motors identification/series code for Chevrolet Corvette
37 or 67 (Fourth & Fifth Digit)
“37” for Coupe, “67” for Convertible.
S (Sixth Digit)
Location of the Assembly Plant. S – St. Louis, Missouri
1XXXXX (Seventh thru Twelfth Digits)
Production Sequence Numbers (or Unit Number).
The last six digits begin at 100001 and run thru 110939. Each Vehicle Identification Number (VIN) is unique to an individual car. For all 1961 Corvettes, the location of the Vehicle Identification Number (VIN) is stamped on a stainless steel tag and secured to the steering column in the engine compartment.