Superlift K987KG 4" KING Coilover Lift Kit w/ Replacement Radius Arms

Superlift K987KG 4
4289.95In stock

2011-2018 F-250/350 4WD

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Product Details

KING® Shocks and SUPERLIFT® united forces to provide you a precision engineered lift system with perfectly matched and specifically valved shocks. Using race winning technology, King Shocks front coil overs and rear shocks both have external reservoirs and are both easily adjustable with the simple twist of a knob. Select from Super Soft to Super Firm to create a ride perfectly suited to you. Soften up when just cruising the streets or firm it up when hammering the rough terrain or carrying an extra payload. Discover for yourself the reason the world's toughest race winners choose King Shocks.

These King Superlift edition Coil Overs come completely assembled and ready to bolt"No assembly or spring compressors needed.

For Superlift's part, OEM CAD models and the latest 3D design software were used to precision engineer a suspension system that hinges around a set of massive, high clearance tubular radius arms designed to bolt right into the factory mounts. These heavy duty radius arms use the giant press fit OEM Clevite bushings to reduce noise, vibration and harshness (NVH) feature a flat jack plate, include alignment cam bolts and are offset to the inside allowing maximum turning radius and tire clearance.

Track bar relocation bracket, front sway bar correction, bump stop extension brackets, rear lift and all the necessary hardware is included to make certain this package is complete with everything you need to do the job right.

Avoid the long wait times and high costs associated with one-off builds. Make the ultimate upgrade to your Super Duty with the King Superlift edition Coil Over Conversion Systems from Superlift.

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2011-20184WDFordF-250 Super Duty
2011-20184WDFordF-350 Super Duty


  • IMPROVE factory ride quality & control with this KING® SUPERLIFT® Edition Coil Over Conversion
  • 20 clicks of finely tuned adjustment at all 4 corners creates a ride perfectly suited to You
  • SUPERLIFT's massive, high clearance radius arms allow maximum ground clearance
  • Combo of KING® & SUPERLIFT® provide the ultimate performance & envy
  • Super-EZ to follow DIY friendly instructions.
  • Lifetime Warranty on SUPERLIFT® components
  • 60-Day Satisfaction Guarantee

Important Notes

If equipped with a two-piece driveshaft, also order carrier bearing drop bracket part number 9649.

If the vehicle is equipped with rear top mount overload springs a longer rear u-bolt kit, part number 11974 is required.

This lift kit is packaged with rear blocks and u-bolts that are configured for the Ford F-250/F-350 pickups with the factory 1-7/8" blocks WITHOUT top mount overloads. If your vehicle is equipped with the factory 3.71" block or top mounted overloads, a longer rear u-bolt will be required and is available from us.

Please refer to the option's list or call our technical support line for additional details.


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