1979-1993 Mustang QA1 Tubular K-Member - Pushrod - 5.0/5.8 by QA1

1979-1993 Mustang QA1 Tubular K-Member - Pushrod - 5.0/5.8
1979-1993 Mustang QA1 Tubular K-Member - Pushrod - 5.0/5.8
How To Remove Fox Body Mustang K-Member (1979-1993)

Reduce front end weight while improving suspension geometry with this QA1 1979-1993 Mustang V8 tubular K-member!

Item #QA1-MUK11

Everyday Low Price: $554.95

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  • Ford Mustang - 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993
  • Engines: 5.0, 5.8


  • 1979-1993 Ford Mustangs w/302 pushrod (5.0L) and 351 pushrod (5.8L)


  • While stock control arms can be used with this k-member, its is highly recommended that the QA1 control arms are used. Stock and other brand control arms are not compatible with this k-member.
  • Requires the use of coil-overs
  • Requires the use of caster camber plates.
  • Requires the use of an aftermarket telescoping steering shaft for installation. 


  • Factory and aftermarket engine mounts may have alignment pins that can cause fitment issues. Removal of the alignment pin might be necessary for correct mating of engine mount to k-member.
  • Clunks, squeaks, and pops can be normal occurrences with coil-over setups
  • Coil-over conversion may reduce the area between the strut and wheel. High positive offset wheels or wide wheels may have clearance issues between wheels/tires and coil-over setup.  
Made in the USA


  • Over 50% Lighter Than Stock
  • Improves Suspension Geometry
  • Retains Factory Wheel Base


  • American-Made HSLA Steel
  • Weighs 25lbs
  • Interchangeable Motor Mounts

 What's in the Box

  • (1) Tubular K-Member

QA1 5.0L Tubular K-Member

Dramatically reduce weight on the front of your 1979-1993 Fox Body Mustang V8 with this QA1 tubular K-member! QA1's redesigned K-member is over 50% lighter than your factory K-member, coming in at only 25 pounds! Eliminating this much weight will greatly reduce track times and while stiffening up your front end! To go along with the weight savings, QA1's tubular K-member will also improve suspension geometry as well as provide an optimized control arm and steering rack mounting location. All of this is achieved while retaining the factory wheelbase!

QA1 Quality

QA1 designed this K-member to reduce weight, improve header & oil pan clearance, as well as suspension geometry. All of this was completed and built with the highest quality, American-made HSLA steel right here in the USA! By digitally indexing a new, factory K-member; QA1's tubular K-member is a direct bolt-on installation. Their removable engine mounts will support your pushrod 5.0 engine, but can easily be changed out for future engine swaps! This will be the last K-member you have to buy!

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How To Remove Fox Body Mustang K-Member (1979-1993)

Check out our YouTube channel for even more tech tips, installation videos, how-tos, and more. The best place to go for anything Mustang related!

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About This Brand

QA1 specializes in providing performance shock absorbers, carbon fiber driveshafts, suspension, rod ends, spherical bearings, ball joints and other related items to a variety of markets including circle track racing; drag racing; street performance; street rodding; as well as several other industrial markets. With over 83,000 square feet of manufacturing space in Lakeville, MN, QA1 is proud to offer an extensive line of American made shock absorbers and accessories. Experience in value-added global sourcing for aluminum forgings and impact extrusions contributes to their ability to provide the highest quality components at economical prices. With a wide-ranging product line, the ability to meet OEM custom requirements, and economical prices, QA1 has constantly focused on exceeding its customers' expectations. Shop our selection of Mustang and SVT Lightning QA1 suspension components at!
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