Product Information

Hellwig EZ Level 990 Series helper spring kits are great for medium size loads. Designed to prevent body roll, helps to restore sagging springs and stabilizes your truck or suv for a smooth ride. Designed to mount under factory axle u-bolt plates. Can be adjusted independently for uneven side to side loads. Installs easily with basic hand tools.

Features & Benefits

  • Hellwig # 991 is custom fit for the GMC Van
  • Mounts under factory axle u-bolt plates
  • Helps eliminate sagging
  • 2000 lbs level load capacity helper springs
  • Simple bolt-on installation

Tech Specs

Download Instructions 991 Instructions
Level Load Capacity: 2,000 lbs
Average Install Time: 1 hours
Items Included:
(2) Hellwig EZ Level 990 Series Helper Springs, all required hardware
Weight:
25 lbs.
SKU #991 Fits:
  • 2006 GMC Van
  • 2005 GMC Van
  • 2004 GMC Van
  • 2003 GMC Van
  • 2002 GMC Van
  • 2001 GMC Van
  • 2000 GMC Van
  • 1999 GMC Van
  • 1998 GMC Van
  • 1997 GMC Van
  • 1996 GMC Van
  • 1995 GMC Van
  • 1994 GMC Van
  • 1993 GMC Van
  • 1992 GMC Van
  • 1991 GMC Van
  • 1990 GMC Van
  • 1989 GMC Van
  • 1988 GMC Van
  • 1987 GMC Van
  • 1986 GMC Van
  • 1985 GMC Van
  • 1984 GMC Van
  • 1983 GMC Van
  • 1982 GMC Van
  • 1981 GMC Van
  • 1980 GMC Van
  • 1979 GMC Van
  • 1978 GMC Van
  • 1977 GMC Van
  • 1976 GMC Van
  • 1975 GMC Van
  • 1974 GMC Van
  • 1973 GMC Van
  • 1972 GMC Van
  • Installation Notes

    Note: Never load vehicle beyond the manufacturer's maximum gross vehicle
    weight rating.

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