Jeep XJ/MJ/ZJ/LJ/TJAdjustable Control Arms
Tier 1 Front Set

Tier Selection

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Add hardware if you would like to replace the factory nuts and bolts.

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Core 4×4 Tier 1 control arms provide maximum adjustability and performance. All our control arms are built with high-quality materials right here in the USA and carry our unique “You manage to break it. We replace it” lifetime replacement guarantee.

  • Designed for front upper and lower placement
  • Easily re-center axle & adjust pinion & caster angles
  • Powder Coat finish with a zinc primer for maximum durability and corrosion resistance
  • threads provide strength and fine-tune adjustability
  • Compatible with 0″ — 8″ lift heights
  • Available in 10 color options
  • Lifetime replacement guarantee
  • Made in the USA

We focus heavily on building quality control arms that can withstand whatever trail or obstacle you point your wheels at and still handle great on the road. Customer satisfaction and build quality are our top priorities!

All our control arms are built with high-quality materials right here in the USA and carry our unique “You manage to break it. We replace it” lifetime replacement guarantee.

Detail

Series Adjustable Tier 1 Front Set
Color Options Charcoal, Orange, Yellow, Blue, Green, Light Green, Red, Purple, Black, White
Built With
Front Upper: 1.625" OD 3/16" Wall tubing
Front Lower: 1.625" OD 3/16" Wall tubing
Grease Fittings Included with poly bushing upgrade, unnecessary with rubber bushings
Lift Range 0" — 8"
Fixed End
Front Upper: Rubber or Polyurethane
Front Lower: Rubber or Polyurethane
Adjustable End
Front Upper: Rubber or Polyurethane
Front Lower: Rubber or Polyurethane
Thread Size
Front Upper: 1" x 14 TPI
Front Lower: 1" x 14 TPI
Thread Length
Front Upper: 4.5"
Front Lower: 4.5"
Shipping Dimensions 16" x 6" x 30"
Product Weight 32 lbs

Vehicle Fitment

1 | Year 2 | Make 3 | Model
1 | Year 2 | Make 3 | Model
1986 - 1992 Jeep Comanche
1986 - 2001 Jeep Cherokee
1993 - 1998 Jeep Grand Cherokee
1997 - 2006 Jeep Wrangler

OEM Interchange Numbers

Front Upper: 5134991AA, 52087710, 52087711
Front Lower: 52088654AB
Front Upper: 52059623AA
Front Lower: 52059622AB
Front Upper: 5134991AA
Front Lower: 5134988AA
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Core 4X4 Tier SystemNot all builds are the same, and not all budgets are unlimited.

Core 4×4 control arms provide maximum adjustability and performance. All our control arms are built with high-quality materials right here in the USA and carry our unique “You break it. We replace it” lifetime replacement guarantee. 
Tubing diameter, wall thickness, and bushing selection are the main differences between tiers. All tiers are a solid upgrade and will work with many lift sizes. The best part is you can find a set that will fit your budget.

Strong
Stronger
Stronger
Strongest
Tubing Diameter
1.625″ OD
1.625″ OD
1.5″ OD
1.5″ OD
Tubing Wall
3/16″ Wall Tubing
3/16″ Wall Tubing
5/16″ Wall DOM Tubing
5/16″ Wall DOM Tubing
Adjusting End Bushing
Rubber or Polyurethane
Welded Johnny Joint
Forged Currie Johnny Joint
Forged Currie Johnny Joint
Fixed End Bushing
Rubber or Polyurethane
Rubber or Polyurethane
Polyurethane
Welded Johnny Joint
Threading
1″ x 14 TPI Threads
1″ x 14 TPI Threads
1.25″ x 12 TPI Threads
1.25″ x 12 TPI Threads
Color Options
Available in 10 Colors
Available in 10 Colors
Available in 10 Colors
Available in 10 Colors
Guarantee
Lifetime Replacement Guarantee
Lifetime Replacement Guarantee
Lifetime Replacement Guarantee
Lifetime Replacement Guarantee