1973-1987 GMC Truck 4x4 - 6" Suspension Lift Kit (Includes drop steering arm)

GMC Truck 6" Lift Kit 1973-1987 by Tuff Country #16710-18670-70100
Shown with Shock Absorbers (sold separately, see options)
Tuff Country - 167104-gmc
Authorized Dealer
Tuff Country #16710K
Tuff Country - 167104-gmc
Authorized Dealer
Sale Price:
  • $621.56
Save $62.16 more with Code: 10EXTRA - details


Usually Ships within 24 to 48 Hours (excluding Saturday and Sunday)
Arrives 1 to 5 days after product ships


Gain additional tire clearance for 35" tires and replace your front springs with the superior ride of the Tuff Country "EZ-Ride" GMC lift kit. Each spring is tapered, snub rolled and pre-set for the most comfortable ride available in a lifted positive arch leaf spring. Also includes new springs eye bolts, front & rear ubolts and polyurethane leaf spring bushings. A drop steering arm used to maintain a full turning radius. And unlike most kits on the market this lift kit includes the front sway bar drop kit, brakeline relocating kit and transfer case lowering kit. Once installed will allow use of 35" x 12.5" tires.

At Suspension Connection we are the #1 retailer of Tuff Country products in the world. Great prices, expert knowledge and exceptional customer service are why so many customers trust us with their Tuff Country purchases. Try us out!

Tuff Country has been producing quality suspension products for over 25 years and backs all lift kits with a limited lifetime warranty. image

Features and Benefits

  • Get the ultimate in lifted ride quality with "EZ-Ride" leaf springs
  • Drop steering arm included
  • Teflon pads used to eliminate noise and squeaking
  • Polyurethane bushings included with springs
  • Limited lifetime warranty on all lift kits
  • Allows use of 35" x 12.5" tires

Installation Notes

1. Factory front & rear shocks must be replaced with new extended shocks to install this lift kit properly. Please choose shocks & boots in the "Options" fields above if you have not already purchased extended shocks.
2. Recommended for vehicles with small block engines only.

Tech Specs

Download Instructions 16710K Instructions (1/2 ton version)
Recommended Tire Size: 35" x 12.5"
Amount of Lift: 6" Front / 6" Rear
Drop Steering Arm INCLUDED
Items Included: 2) EZ-Ride front leaf springs, 1) Drop steering arm, 2) 4" rear cast iron blocks, 4)Rear u-bolts, 4) Front u-bolts, 2) Rear 2" add-a-leafs, 2) Center pins, 1) Transfer case drop kit, 1) Front sway bar drop kit, 1) Brake line extension kit, 2) Hardware bag, 4) Front leaf spring eye bolts
Weight: 110 lbs.
Part 16710K fits:
  • 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

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