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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    ZW9 Factory-verified

    Chevrolet · Regular Production Option

    Body equipment, base body or chassis

    Years 1983–10, 2014–27 Models 29 Factory citations 194
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    Also described as Base body or chassisBody code, standardBody equipment, base body or chassis cabBody equipment, chassis bodyPickup box deleteBody, standardBody, motor home chassisBase body or chassis (pickup box delete)Pickup bed, deleteBody, chassis cabBody equipment, panel rear doors

    Also documented for CadillacGMC

    Documented applications

    Astro — First generation (1985–1994)
    • 1986, 1987, 1989, 1993, 1994 Factory-verified

      the base model code; 1989 from the option selection key naming Astro CS/Safari SLX (M10906/ZW9); the merged second-generation doc has the same reading and section.

      GM Heritage factory kit — 1986 Chevrolet Astro Van, p.11.
      GM Heritage factory kit — 1987 Chevrolet Astro Van, p.25.
      GM Heritage factory kit — 1989 Chevrolet Astro Van, p.12.
      GM Heritage factory kit — 1993 Chevrolet Astro Van, p.9.
      GM Heritage factory kit — 1994 Chevrolet Astro Van, p.7.
    Astro — Second generation (1995–2005)
    Avalanche — GMT800 (2002–2006)
    Blazer (full-size, K Blazer) — GMT400 (1992–1994)
    • 1993 Factory-verified

      the 1993 order guide prints 'BODY CODE: Standard'. 1992 and 1994 not claimed: the 1992 kit prints ZW9 only inside the model number CK10516/ZW9, and the 1994 technical guide prints it only as 'STD., ZW9' in the brakes chart (its order guide gives E55 instead).

      GM Heritage factory kit — 1993 Chevrolet Blazer, p.9.
    Blazer (full-size, K5) — Square body (1983–1991)
    • 1985, 1986, 1990, 1991 Factory-verified

      the kits print it as the body ordering code of the utility model (K10516 in 1985–1986, V10516 in 1990–1991), with B3J for the diesel

      GM Heritage factory kit — 1985 Chevrolet Blazer RV Full Size, p.4.
      GM Heritage factory kit — 1986 Chevrolet Blazer, p.4.
      GM Heritage factory kit — 1990 Chevrolet Blazer, p.2.
      GM Heritage factory kit — 1991 Chevrolet Blazer, p.2.
    City Express (2015–2018)
    Colorado — Second generation (GMT31XX) (2015–2022)
    Express — GMT600 (1996–2002)
    Express — GMT610 (2003–2027)
    Chevy Van — Second generation G-series (1983–1996)
    • 1983, 1984, 1986–1991, 1993–1996 Factory-verified

      standard body of the Chevy Van, Sportvan and cutaway van; the Sportvan model selectors list it as the Sportvan body ordering code.

      GM Heritage factory kit — 1983 Chevrolet Vandura, p.12.
      GM Heritage factory kit — 1984 Chevrolet G Van, p.1.
      GM Heritage factory kit — 1986 Chevrolet G Van, p.9.
      GM Heritage factory kit — 1987 Chevrolet G Van, p.35.
      GM Heritage factory kit — 1988 Chevrolet Vandura, p.16.
      GM Heritage factory kit — 1989 Chevrolet G Van, p.6.
      GM Heritage factory kit — 1990 Chevrolet G Van, p.2.
      GM Heritage factory kit — 1991 Chevrolet G Van, p.3.
      GM Heritage factory kit — 1993 Chevrolet G Van, p.42.
      GM Heritage factory kit — 1994 Chevrolet G Van, p.17.
      GM Heritage factory kit — 1995 Chevrolet G Van, p.2.
      GM Heritage factory kit — 1996 Chevrolet G Van, p.43.
    Motor Home chassis (1983–1998)
    • 1984–1986, 1988–1998 Factory-verified
      GM Heritage factory kit — 1984 Chevrolet Motorhome, p.10.
      GM Heritage factory kit — 1985 Chevrolet Motorhome, p.16.
      GM Heritage factory kit — 1986 Chevrolet Motorhome, p.10.
      GM Heritage factory kit — 1988 Chevrolet Motorhome, p.10.
      GM Heritage factory kit — 1989 Chevrolet Motorhome, p.3.
      GM Heritage factory kit — 1990 Chevrolet Motorhome, p.3.
      GM Heritage factory kit — 1991 Chevrolet Motorhome, p.3.
      GM Heritage factory kit — 1992 Chevrolet Motorhome, p.3.
      GM Heritage factory kit — 1993 Chevrolet Motorhome, p.4.
      GM Heritage factory kit — 1994 Chevrolet Motorhome, p.5.
      GM Heritage factory kit — 1995 Chevrolet Motorhome, p.5.
      GM Heritage factory kit — 1996 Chevrolet Motorhome, p.6.
      GM Heritage factory kit — 1997 Chevrolet Motorhome, p.4.
      GM Heritage factory kit — 1998 Chevrolet Motorhome, p.5.
    Silverado HD — GMT800 (2001–2007)
    Silverado HD — K2XX (2015–2019)
    Silverado HD (T1XX, 2020–2027)
    Silverado — T1XX (2019–2026)
    Suburban — GMT400 (1992–1999)
    Suburban — GMT800 (2000–2006)
    Suburban — Square body (1983–1991)
    • 1983–1991 Factory-verified

      the kits print it as the body ordering code of the panel rear door model, with B3J for the diesel; the merged K5 Blazer doc reads ZW9 from GM lists as base body or chassis cab

      GM Heritage factory kit — 1983 Chevrolet Suburban, p.2.
      GM Heritage factory kit — 1984 Chevrolet Suburban, p.2.
      GM Heritage factory kit — 1985 Chevrolet Suburban, p.2.
      GM Heritage factory kit — 1986 Chevrolet Suburban, p.1.
      GM Heritage factory kit — 1987 Chevrolet Suburban, p.8.
      GM Heritage factory kit — 1988 Chevrolet Suburban, p.14.
      GM Heritage factory kit — 1989 Chevrolet Suburban, p.15.
      GM Heritage factory kit — 1990 Chevrolet Suburban, p.18.
      GM Heritage factory kit — 1991 Chevrolet Suburban, p.18.
    Tahoe — GMT400 (1995–1999)
    Tahoe — GMT800 (2000–2006)

    Related codes · mentioned in these notes

    1LS1LT1WT2WT4WTB3JE55PDFS1KZ71

    This page aggregates every documented appearance of ZW9 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.