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TJ/LJ: Control Arm & Track Bar Guide

Category:  Product Highlights

TJ/LJ Wrangler

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Control Arms | LCG Long Control Arms

Adjustable Front Track Bars | Adjustable Rear Track Bar


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Adjustable Control Arms – 0-4” Lift

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TeraFlex TJ/LJ: Adjustable Control Arms (0-4” Lift) provide maximum adjustability, dependability, and performance while retaining factory control arm mounting locations on TJ/LJ Wrangler models with 0-4” lifts. Can be added to any existing suspension lift.

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INCLUDES (2) front upper, (2) rear upper, and (4) front lower/rear lower short flexarms.

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FEATURES & BENEFITS:

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  • HD 1-3/4” x 0.281” wall DOM tubing flexarms for superior strength 


  • Fully adjustable flexarms optimize pinion & caster angles & tune anti-squat geometry for proper suspension alignment 
  • Re-centers axles in the wheel well for proper suspension movement or can be used to increase wheelbase
  • Full-range of movement will not restrict articulation or flex off-road

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  • Forged threaded joints 
  • Premium black e-dipped coating provides superior durability & corrosion resistance on tube & forged rod end housing
  • Anodized 6061-T6 aluminum clamp collar to secure rod end after length adjustment

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  • TeraFlex Lifetime Warranty against defects

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SPECS:

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LIFT HEIGHT: 0-4”

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FLEXARMS - FRONT UPPER ADJUSTABLE

FLEXARMS - REAR UPPER ADJUSTABLE

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Tube Diameter & Wall

1-3/4” x 0.281”

Tube Diameter & Wall

1-3/4” x 0.281”

Factory Length

15-1/8”

Factory Length

13-1/4”

Min. Length

14-13/16”

Min. Length

13”

Max. Length

17-3/16”

Max. Length

14-38”

Both Ends 

7/16” (12mm) Bolt

Both Ends

7/16” (12mm) Bolt

Thread

7/8”-18 UNS 

Thread

7/8”-18 UNS 

Wrench on Tube

1-1/8” 

Wrench on Tube

1-1/8” 

Wrench on Jam Nut

1-1/4” 

Wrench on Jam Nut

1-1/4” 

Small Flexarm Joint

4116230

Small Flexarm Joint

4116230

Small Flexarm Joint Rebuild Kit

1951100

Small Flexarm Joint Rebuild Kit

1951100

Small Rubber Joint

600453



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FLEXARMS - LOWER ADJUSTABLE

(FRONT or REAR)

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Tube Diameter & Wall 

1-3/4” x 0.281”

Factory Length

15-3/4”

Min. Length

14-15/16”

Max. Length

17-5/16”

Both Ends

9/16” (14mm) Bolt

Thread

1-1/4”-12 UNF 

Wrench On Tube

1-1/2” 

Wrench On Jam Nut

1-7/8” 

Large Flexarm Joint

4116260

Large Flexarm Joint Rebuild Kit

1951000

Large Clevite Flexarm Bushing

4915161

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TJ & LJ UNLIMITED

FLEXARM ADJUSTABLE CONTROL ARMS (0-4” LIFT)

8-Arm Flexarm Kit - Complete Set

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Front Upper Flexarm Kit - Pair

Front Upper Flexarm Kit - Single

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Rear Upper Flexarm Kit - Pair

Rear Upper Flexarm Kit - Single

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Lower Flexarm Kit - Pair

Lower Flexarm - Single

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FLEXARM JOINT REBUILD KITS & TOOLS  

8-Arm Adjustable Short Flexarm Joint Rebuild Kit

4-Arm Lower Adjustable Short Flexarm Joint Rebuild Kit

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Large Adjustable Short Flexarm Joint Field Rebuild Tool Kit

Small Adjustable Short Flexarm/Track Bar Joint Field Rebuild Tool Kit

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LCG Long Flexarm Adjustable Control Arms – 3-6” Lift


TeraFlex TJ/LJ Enduro | Pro LCG Lower, Pro LCG Front Upper, and Pro LCG 4-Link Rear Upper adjustable long flexarms (3-6” Lift) provide maximum adjustability, dependability, and performance on TJ Wrangler and LJ Wrangler Unlimited models with -6” lifts. 

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These are the same components found in our high-end Enduro LCG and/or Pro LCG adjustable long flexarm suspension systems. Pro LCG and Pro LCG 4-Link Adjustable Upper Long Flexarms require TeraFlex long flexarm frame brackets. Can also be used for custom link suspensions.

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FEATURES & BENEFITS:

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  • HD 1-3/4” x 0.281” wall DOM tubing flexarms for superior strength 

.

  • Fully adjustable flexarms optimize pinion & caster angles, & tune anti-squat geometry for proper suspension alignment 
  • Re-centers axles in the wheel well for proper suspension movement or can be used to increase wheelbase
  • Full-range of movement will not restrict articulation or flex off-road

.

  • Forged threaded joints 
  • Premium black e-dipped coating provides superior durability & corrosion resistance on tube & forged rod end housing
  • Anodized 6061-T6 aluminum clamp collar to secure rod end after length adjustment 

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  • TeraFlex Lifetime Warranty against defects

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SPECS:

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LIFT HEIGHT: 3-6”

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TJ/LJ WRANGLER

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PRO LCG LONG FLEXARMS

FRONT UPPER ADJUSTABLE

LCG LONG FLEXARMS

FRONT LOWER ADJUSTABLE

(FITS: TJ/LJ Front | TJ Rear)

 

Tube Diameter & Wall

1-3/4” x 0.281”

Tube Diameter & Wall

1-3/4” x 0.281”

Factory Length

15-1/8”

Factory Length

15-3/4”

Min. Length

22-1/2”

Min. Length

31-9/16”

Max. Length

24-7/8”

Max. Length

36-3/16”

Both Ends

7/16” (12mm) Bolt

Both Sides

9/16”   (14mm) Bolt

Thread

1-7/8”-18 UNS 

Thread

1-1/4”-12     UNF 

Wrench on Tube

1-1/8” 

Wrench on Tube

1-1/2” 

Wrench on Jam Nut

1-1/4” 

Wrench on Jam Nut

1-7/8” 

Small Flexarm Joint

4116230

Large Flexarm Joint

4116260

Small Flexarm Joint Rebuild Kit

1951100

Large Flexarm Joint Rebuild Kit

1951000



Large Clevite Flexarm Bushing

4915161

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TJ WRANGLER

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PRO LCG TRIANGULATED 4-LINK LONG FLEXARMS

REAR UPPER ADJUSTABLE

LCG LONG FLEXARMS

REAR LOWER ADJUSTABLE

(FITS: TJ/LJ Front | TJ Rear)

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Tube Diameter & Wall

1-3/4” x 0.281”

Tube Diameter & Wall

1-3/4” x 0.281”

Factory Length

13-1/4”

Factory Length

15-3/4”

Min. Length

31-9/16”

Min. Length

31-9/16”

Max. Length

36-3/16”

Max. Length

36-3/16”

Both Ends

9/16” (14mm) Bolt

Both Sides

9/16” (14mm) Bolt

Thread

1-1/4”-12 UNF 

Thread

1-1/4”-12 UNF 

Wrench on Tube

1-1/2” 

Wrench on Tube

1-1/2” 

Wrench on Jam Nut

1-7/8” 

Wrench on Jam Nut

1-7/8” 

Large Flexarm Joint

# 4116260

Large Flexarm Joint

# 4116260

Large Flexarm Joint Rebuild Kit

# 1951000

Large Flexarm Joint Rebuild Kit

# 1951000



Large Clevite Flexarm Bushing

# 4915161

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LJ WRANGLER UNLIMITED

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PRO LCG TRIANGULATED 4-LINK LONG FLEXARMS

REAR UPPER ADJUSTABLE

LCG LONG FLEXARMS

REAR LOWER ADJUSTABLE

(FITS: LJ Rear)

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Tube Diameter & Wall

1-3/4” x 0.281”

Tube Diameter & Wall

1-3/4” x 0.281”

Factory Length

13-1/4”

Factory Length

15-3/4”

Min. Length

31-9/16”

Min. Length

41-11/16”

Max. Length

36-3/16”

Max. Length

44-1/16”

Both Ends

9/16" (14mm)   Bolt

Both Ends

9/16” (14mm) Bolt

Thread

1-1/4”-12 UNF 

Thread

1-1/4”-12 UNF 

Wrench on Tube

1-1/2” 

Wrench on Tube

1-1/2” 

Wrench on Jam Nut

1-7/8” 

Wrench on Jam Nut

1-7/8” 

Large Flexarm Joint

4116260

Large Flexarm Joint

4116260

Large Flexarm Joint Rebuild Kit

1951000

Large Flexarm Joint Rebuild Kit

1951000



Large Clevite Flexarm Bushing

4915161

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TJ & LJ UNLIMITED

LCG LONG FLEXARMS - ADJUSTABLE CONTROL ARMS  (3-6” LIFT)

Front Upper Pro LCG Long Flexarm Kit - Pair

Front Upper Pro LCG Long Flexarm - Single

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Front Lower LCG Long Flexarm Kit - Pair

Front Lower LCG Long Flexarm - Single

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TJ WRANGLER

Rear Upper Pro LCG 4-Link Long Flexarm Kit - Pair

Rear Upper Pro LCG 4-Link Long Flexarm - Single


Rear Lower LCG Long Flexarm Kit - Pair

Rear Lower LCG Long Flexarm - Single 

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LJ WRANGLER UNLIMITED

Rear Upper Pro LCG 4-Link Long Flexarm Kit - Pair

Rear Upper Pro LCG 4-Link Long Flexarm - Single

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Rear Lower LCG Long Flexarm Kit - Pair

Rear Lower LCG Long Flexarm - Driver

Rear Lower LCG Long Flexarm - Passenger

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LCG Long Flexarm Brackets – 3-6” Lift

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These are the same components found in our high-end Enduro LCG and Pro LCG Long Flexarm Suspension Systems. Can also be used by fabricators for custom applications.

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TJ & LJ UNLIMITED

LCG LONG FLEXARM BRACKETS (3-6” LIFT)

LCG Lower Long Flexarm Bracket Kit

Pro LCG Front Upper Frame Bracket - Driver

Pro LCG Front Upper Frame Bracket - Passenger

Pro LCG 4-Link Rear Upper Frame Bracket - Driver       

Pro LCG 4-Link Rear Upper Frame Bracket - Passenger

Pro LCG Triangulated 4-Link Axle Truss Bracket

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LCG Long Flexarm & Bracket Upgrade Kits

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Upgrade your TJ/LJ Wrangler from a short control arm suspension to an adjustable Enduro LCG or Pro LCG Long Flexarm Suspension System with these TeraFlex LCG Long Flexarm & Bracket Upgrade Kits.

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The 1/4”-thick steel brackets are CNC laser cut and precision bent for accurate fitment. Brackets locate using the factory belly pan skid plate bolt holes then stitch welded. These are the same components found in our high-end Enduro LCG and Pro LCG Long Flexarm Suspension Systems.

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 Lower LCG Long Flexarm & Bracket Upgrade Kit – 3-6” Lift

Upgrade your TJ/LJ Wrangler lower short control arm suspension to an Enduro LCG Long Flexarm Suspension System with this Lower LCG Long Flexarm & Bracket Upgrade Kit. (Enduro LCG also requires rear upper Flexarms: # 1614800 – see page 91). 

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Combine this kit with the Pro LCG Upgrade Kits below to step up to our full Pro LCG Long Flexarm Suspension System. 

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INCLUDES (4) LCG Long Flexarm adjustable control arms (front lower, rear lower), (2) LCG Long Flexarm Brackets (lower), all necessary hardware.

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TJ/LJ WRANGLER

LOWER LCG LONG FLEXARM & BRACKET UPGRADE KIT

TJ: - Complete

LJ: - Complete

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Front Upper Pro LCG Long Flexarm & Bracket Upgrade Kit – 4-6” Lift

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Upgrade your TJ/LJ Wrangler front upper short control arm suspension to a Pro LCG Long Flexarm Suspension System with this Front Upper Pro LCG Long Flexarm & Bracket Upgrade Kit. Requires Lower LCG Long Flexarm & Bracket Upgrade Kit.

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INCLUDES: (2) Pro LCG Long Flexarm adjustable control arms (front upper), (2) Pro LCG Long Flexarm Brackets (front upper), exhaust pipe extension, all necessary hardware.

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TJ/LJ WRANGLER

FRONT UPPER PRO LCG LONG FLEXARM & BRACKET UPGRADE KIT

TJ/LJ: - Complete

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Rear Upper Pro LCG 4-Link Long Flexarm & Bracket Upgrade Kit – 4-6” Lift

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Upgrade your TJ/LJ Wrangler rear upper short control arm suspension to a Pro LCG Triangulated 4-Link Long Flexarm Suspension System with this Rear Upper Pro LCG Triangulated 4-Link Long Flexarm & Bracket Upgrade Kit. Requires Lower LCG Long Flexarm & Bracket Upgrade Kit.

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INCLUDES: (2) Pro LCG Triangulated 4-Link Long Flexarm adjustable control arms (rear upper), Pro LCG 4-Link Rear Axle Truss, (2) Pro LCG Long Flexarm Brackets (rear upper), all necessary hardware.

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TJ/LJ WRANGLER

REAR UPPER PRO LCG 4-LINK LONG FLEXARM & BRACKET UPGRADE KIT

TJ: - Complete

LJ: - Complete

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Adjustable Track Bars

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Adjustable Front Track Bar Kit

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Use the TeraFlex TJ/LJ Adjustable Front Track Bar Kit to fine tune your front suspension and eliminate bump steer. The track bar bushing adds adjustability, improves durability, and reduces the effects of front wheel shimmy. 

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TJ & LJ UNLIMITED

ADJUSTABLE FRONT TRACK BAR

Adjustable Front Track Bar Kit

(Also FITS: ZJ Grand Cherokee and XJ Cherokee)

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ACCESSORIES | REPLACEMENT PARTS

Front Track Bar Replacement Rubber Bushing

(Also FITS: ZJ Grand Cherokee and XJ Cherokee)

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5”+ Lift Pro LCG Adjustable Front Track Bar Kit

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The TeraFlex TJ/LJ 5”+ Lift Pro LCG Front Track Bar is for TJ Wrangler or LJ Wrangler Unlimited models with 5” or more lift. Not compatible with the High Steer Kit. 

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TJ & LJ UNLIMITED

PRO LCG ADJUSTABLE FRONT TRACK BAR (5+” LIFT)  

5”+ Lift Pro LCG Front Track Bar Kit

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ACCESSORIES | REPLACEMENT PARTS

Pro LCG Front Track Bar Upper Frame Bracket Kit

Pro LCG Front Track Bar Rubber Joint Kit - Left Hand Thread

High Steer Front Track Bar Kit

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Designed to be used in conjunction with our TJ/LJ High Steer Kit, the TeraFlex TJ/LJ High Steer Front Track Bar Kit allows you to fine tune the drag link and track bar angles to eliminate and correct bump steer and other front-end issues. The brackets feature multiple mounting holes to fine tune for lift height and track bar position by aligning the track bar and drag link as close to parallel as possible.

TJ & LJ UNLIMITED

HIGH STEER FRONT TRACK BAR 

High Steer Front Track Bar Kit w/ Brackets

High Steer Front Track Bar

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ACCESSORIES | REPLACEMENT PARTS

High Steer Front Track Bar Upper Frame Bracket Kit

High Steer Front Track Bar Lower Axle Bracket Kit

Front High Steer Track Bar Rubber Joint Kit - Right-Hand Thread

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Adjustable Rear Track Bar Kit

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Use the TeraFlex TJ/LJ Adjustable Rear Track Bar to center the rear axle under your TJ Wrangler or LJ Wrangler Unlimited as well as increase rear wheel droop and reduce track bar binding during suspension travel. Uses a zerk fitting for easy greasing.

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TJ & LJ UNLIMITED

ADJUSTABLE REAR TRACK BAR 

Adjustable Rear Track Bar Kit

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ACCESSORIES | REPLACEMENT PARTS  

Rear Track Bar Axle Bracket Kit

Rear Track Bar Joint Kit - Right-Hand Thread

Joint Rebuild Kit: Adjustable Flexarm | Rear Track Bar      
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Check out all of our TeraFlex Suspensions Lifts, Off-Road Performance Parts, and Jeep Accessories HERE!

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- Jason Udy 

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