VR4 Factory-verified

GMC · Regular Production Option

Trailer hitch, weight distributing platform

Years 1983–90, 1998–10, 2014–18, 2022–27 Models 19 Factory citations 85
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Also described as Trailer hitch, weight-distributing platformTrailer hitch, 2 inch receiver, with wiring harness and 7-pin connector

Also documented for CadillacChevroletHummerOldsmobile

Documented applications

  • 1983, 1985, 1986, 1990 Factory-verified

    included with Z82; the 1984 hitch line prints VRA, and the 1984 and 1991 books otherwise name VR4 only in the Z82 contents, so 1984 and 1991 are left out (the Chevrolet K5 Blazer doc claims them from the Z82 contents); shared square-body platform code; cited from the Chevrolet Blazer kit

    GM Heritage factory kit — 1983 Chevrolet Blazer, p.11.
    GM Heritage factory kit — 1985 Chevrolet Blazer RV Full Size, p.13.
    GM Heritage factory kit — 1986 Chevrolet Blazer, p.13.
    GM Heritage factory kit — 1990 Chevrolet Blazer, p.16.
  • 1983–1990 Factory-verified

    not with VR2; included with Z82; 1989 from the option weight table; shared square-body platform code; cited from the Chevrolet Suburban kit

    GM Heritage factory kit — 1983 Chevrolet Suburban, p.18.
    GM Heritage factory kit — 1984 Chevrolet Suburban, p.20.
    GM Heritage factory kit — 1985 Chevrolet Suburban, p.21.
    GM Heritage factory kit — 1986 Chevrolet Suburban, p.22.
    GM Heritage factory kit — 1987 Chevrolet Suburban, p.27.
    GM Heritage factory kit — 1988 Chevrolet Suburban, p.20.
    GM Heritage factory kit — 1989 Chevrolet Suburban, p.14.
    GM Heritage factory kit — 1990 Chevrolet Suburban, p.19.

This page aggregates every documented appearance of VR4 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.