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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    D3X Factory-verified

    Chevrolet · Regular Production Option

    Gear, speedometer driven (25513049)

    Years 1990, 1992–93 Models 1 Factory citations 3
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    Documented applications

    Corvette — C4 (1984–1996)
    • 1990, 1992–1993 Factory-verified internal
      GM Heritage factory kit — 1990 Chevrolet Corvette, p.31.
      GM Heritage factory kit — 1992 Chevrolet Corvette, p.32.
      GM Heritage factory kit — 1993 Chevrolet Corvette, p.17.

    This page aggregates every documented appearance of D3X in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.