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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    U57 Factory-verified

    Chevrolet · Regular Production Option

    Stereo 8-track tape system, 4 speakers

    Years 1963–79 Models 4 Factory citations 6

    Also described as Tape Player8 track tape playerTape player

    Documented applications

    Camaro
    • 1967–1969 Factory-verified
      GM Heritage factory kit — 1967 Chevrolet Camaro, p.53.
      GM Heritage factory kit — 1969 Chevrolet Camaro, p.160.
    Chevelle / El Camino
    • 1967–1969 Factory-verified
      GM Heritage factory kit — 1967 Chevrolet Chevelle, p.9.
      GM Heritage factory kit — 1969 Chevrolet El Camino, p.56.
    Nova / Chevy II
    • 1968–1969 Factory-verified
      GM Heritage factory kit — 1968 Chevrolet Nova Coupe, p.9.
      GM Heritage factory kit — 1969 Chevrolet Nova, p.10.

    This page aggregates every documented appearance of U57 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.