Pro Comp K1109B/K1109BMX 6'' Bracket System Vehicles w/Stamped Lower Arms Fits Fits 4WD

Pro Comp K1109B/K1109BMX 6'' Bracket System Vehicles w/Stamped Lower Arms Fits Fits 4WD
1949.99In stock
  • Brand: Pro Comp
  • |
  • SKU: PC-K1109B/K1109BMX
  • |
  • Part Number: K1109B/K1109F
1993-1999 Chevrolet K20/K2500 Pickup 4WD Gas/1993-1999 GMC K25/K2500 Pickup 4WD Diesel/1993-1999 GMC K25/K2500 Pickup 4WD Gas/1993-1999 Chevrolet Suburban 2500 4WD Gas/1993-1999 GMC Suburban 2500 4WD Diesel/1993-1999 GMC Suburban 2500 4WD Gas
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Product Details

Pro Comp Suspension’s traditional "Drop Bracket" 6” lift systems for the 1988 to 1999 GM 1500 trucks feature one-piece cross members and rigid upper control arm relocation brackets that preserve factory track width, steering geometry, and alignment specifications. Retaining the factory steering knuckles allows the use of factory rims. Rear lift is achieved with 4” tall blocks and add a leafs. Approximate installation time for complete suspension system is 8-10 hours. Six"es of lift allows the use of 35” x 12.50” tires on 15”-20” diameter rims with up to 5.25” backspacing. Systems are available with two performance shock options including: Cellular gas twin tube ES3000 shocks or mono-tube adjustable MX6 shocks.

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1993-1999ChevroletK20/K2500 Pickup4WDGas
1993-1999GMCK25/K2500 Pickup4WDDiesel
1993-1999GMCK25/K2500 Pickup4WDGas
1993-1999ChevroletSuburban 25004WDGas
1993-1999GMCSuburban 25004WDDiesel
1993-1999GMCSuburban 25004WDGas


  • Lift Height: 6"
  • Front Lift: Drop Brackets
  • Front/Rear Crossmembers
  • Compression Struts
  • Front Sway Bar Spacers
  • Bump Stops
  • Torsion Bar Drop Brackets
  • Upper Control Arm (A-Arm) Mount Brackets


151893B-1Kit Box
151893B-2Kit Box
151893B-3Kit Box
1Front / Rea r2.0 IFP Fox Shocks & ES2000 Steering StabilizerT

Important Notes

  • Driveline Modifications may be required due to increase driveline angles
  • Not recommended for 98-99 GM2500 4WD vehicles with Auto Track NP246 transfer case.
  • Rear Add-A-Leaf 51088B-5 can be used to increase the rear lift height of 51893B / 51894B by 1.5".
  • Vehicles will require alignment after kit is installed.

Tire Info
Max Tire Size35" x 12.50"
Wheel DiameterOE" +
Wheel Width8" - 10"
Backspace3.25" - 5.00"
Bolt Pattern8 x 6.5"
Bolt Code82
Lug Nut Size14mm x 1.5
Lug Nut KitPXA26145