Product Information

Hellwig Suspension's patented "Pro Series" helper springs are high quality load assist springs. Designed to "load assist" and add "sway control" your truck in a simple bolt-on package. Easily mounts on top our your existing rear leaf springs with adjustable u-bolt clamps. Perfect for vehicles that frequently are towing or hauling heavy loads.

Features & Benefits

  • Hellwig # 61612 is custom fit for the GMC Truck
  • 2500 lbs level load capacity helper springs
  • Great for vehicles towing or hauling heavy loads
  • Includes all required mounting hardware
  • 1,000,000 Mile Warranty
  • Virtually eliminates leaf spring sagging
  • Fully adjustable in order to insure improved leveling control
  • Simple bolt-on installation

Tech Specs

Download Instructions 61612 Instructions
Level Load Weight Capacity: 2500 lbs.
Average Install Time: 1 to 2 hours
Drilling Required: NO
Items Included:
(2) Hellwig Pro-Series Helper Springs, all required hardware
Weight:
75 lbs.
SKU #61612 Fits:
  • 1998 GMC Truck
  • 1997 GMC Truck
  • 1996 GMC Truck
  • 1995 GMC Truck
  • 1994 GMC Truck
  • 1993 GMC Truck
  • 1992 GMC Truck
  • 1991 GMC Truck
  • 1990 GMC Truck
  • 1989 GMC Truck
  • 1988 GMC Truck
  • 1987 GMC Truck
  • 1986 GMC Truck
  • 1985 GMC Truck
  • 1984 GMC Truck
  • 1983 GMC Truck
  • 1982 GMC Truck
  • 1981 GMC Truck
  • 1980 GMC Truck
  • 1979 GMC Truck
  • 1978 GMC Truck
  • 1977 GMC Truck
  • 1976 GMC Truck
  • 1975 GMC Truck
  • 1974 GMC Truck
  • 1973 GMC Truck
  • Installation Notes

    Never load your GMC Truck beyond the manufacturer's maximum gross vehicle weight rating.

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