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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    203 Factory-verified

    Chevrolet · Regular Production Option

    Rear Axle, 3.08:1 ratio

    Years 1962 Models 1 Factory citations 1

    Documented applications

    Corvette (C1 / C2)
    • 1962 Factory-verified

      No cost; count n/a; highway ratio

      GM Heritage factory kit — 1962 Chevrolet Corvette, p.14.

    This page aggregates every documented appearance of 203 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.