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1992 - 1993 Chevy/GMC Blazer / Jimmy (w/ 2-Bolt Idler Arm) 4WD Full Size

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2.5" Lift System

This system is available for vehicles with 6-lug wheels. Lift is attained by adjusting-up the factory torsion bars. Adjusting-up the bars without installing the Superlift system creates several problems, the major one being little or no extension travel, which is the suspension's ability to "drop". As ride height is increased, distance between the bottom of the upper control arms and their extension travel stops becomes less and less. This limited travel results in a very stiff ride. With no extension travel, the suspension cannot do its job of soaking-up the bumps and dips. This continuous "topping out" also causes accelerated upper ball joint wear. Other problems are front-end alignment and CV axle boot wear, caused by increased operating angles. In summary, adjusting-up the bars alone is not a viable option.
Product Details   Quantity  
 
3250 Front Kit Box, 2" 88-98 GM  
3250-1 Poly Bush Kit, Uca Chevy  

Optional Components

Part # Description Price Quantity  
2300 Add A Leaf Kit, Rr Long 73-92 Gm 1/2, 3/4&Blazer Call
3216 Rear Block Kit, 1.5" 88-92 Gm Ifs W/6-Lug Call
3225 Rear Block Kit, 2" 88-92 Gm Ifs W/6-Lug Call
92220 Steering Stabilizer Kit 88-96 Gm Ifs (Stock) Call

Application Notes

  • Special puller tool is recommended to load / unload torsion bars.
  • Front brake hose(s) included in kit box.

Installation Instructions

More Information

Lift is attained by adjusting-up the factory torsion bars. Adjusting-up the bars without also installing the Superlift system creates several problems. First, as ride height is increased, the distance between the upper control arms and their extension travel-stops is reduced. Reduced extension travel results in a very stiff ride since the suspension is continuously "topping out". This condition also accelerates upper ball joint wear. Plus, increased operating angles reduce CV axle service life. In summary, adjusting-up the bars alone is not a viable option.

The Superlift system includes new replacement upper control arms to restore adequate extension travel and proper alignment. Constructed of .219" wall thickness DOM tubing and .25" steel plate, the arms have proven to be virtually indestructible. Brackets lower the front differential assembly to relieve CV axle angles. Replacement DOT approved factory style (rubber) front brake hoses are included to ensure adequate length and proper routing. Remember that lift depends on torsion bar adjustment.

How much lift you attain depends on the starting ride height. For example, if the vehicle has already been raised 1" or so via adjusted-up bars or heavier rated bars, expect a maximum of 1.5" of additional lift.

Main Features

  • Retains factory ride quality, steering geometry and CV axle angles
  • Front track width not increased
  • Beefy new upper control arms feature greasable Urethane eye bushings
  • Differential relocation bracketry made of .25" thick plate steel
  • Includes new front brake hoses
  • Front / rear Superide shocks with yellow boots included
  • If rear lift is desired, lift blocks or add-a-leafs are available
  • TruSpeed speed sensor calibrator available
  • Limited Lifetime Warranty

Tire / Wheel Recommendations

33 x 12.50 on a standard backspacing wheel
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