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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    PU9 Factory-verified

    Chevrolet · Regular Production Option

    White Letter Tires, F70x15 nylon

    Years 1969–72 Models 1 Factory citations 4

    Also described as White Letter Tires, F70x15

    Documented applications

    Corvette (C3)
    • 1969 Factory-verified

      $33.15; 2,398 built

      GM Heritage factory kit — 1969 Chevrolet Corvette, p.5.
    • 1970 Factory-verified

      $33.15; 7,985 built

      GM Heritage factory kit — 1970 Chevrolet Corvette, p.5.
    • 1971 Factory-verified

      $42.00; 12,449 built

      GM Heritage factory kit — 1971 Chevrolet Corvette, p.6.
    • 1972 Factory-verified

      $43.65 (early-year $43.00); 16,623 built

      GM Heritage factory kit — 1972 Chevrolet Corvette, p.5.

    This page aggregates every documented appearance of PU9 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.