TeraFlex JK: Alpine IR Control Arms provide complete alignment adjustability for maximum performance on JK Wrangler/Unlimited models with 2-4” lifts. Uses factory control arm brackets. Includes our innovative IR (Independent Rotation) Bushings. Can be added to any existing suspension lift.
Features:
- Adjustable Alpine IR Control Arms balance front caster angle and pinion angles as well as optimize rear pinion angle and tune anti-squat geometry for proper suspension alignment on 2-4” lift kits
- Alpine IR Control Arms are constructed from durable 42mm x 4mm wall DOM tube for maximum strength
Bolts to the factory control arm mounting brackets
- Re-centers axles in the wheel well for proper suspension movement. Can also be used to increase wheelbase
- Full range of movement will not restrict articulation or flex off-road
- Innovative IR Bushings provide unrestricted rotation and flex as well as excellent NVH damping
- Maintenance-free IR Bushings improve on- and off-road ride quality and performance
- Zero maintenance forged threaded joints for smooth quiet flex
- Premium black e-dipped coating on tube and forged rod end housing provides superior durability and corrosion resistance
- Anodized 6061-T6 aluminum clamp collar to secure rod end after length adjustment
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Control Arm Specs:
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JK: Alpine IR Control Arm Kit – Front Upper (# 1415570):
• Tube Diameter & Wall: 1-5/8” x 0.157” (42mm x 4mm)
• Factory Length = 18-3/4”
• Min. Length = 18-1/2”
• Max. Length = 19-3/4”
• Both Ends = 7/16” (12mm) Bolt
• Thread = 1-1/4”-12 UNF
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JK: Alpine IR Control Arm Kit – Front Lower (# 1415580):
• Tube Diameter & Wall: 1-5/8” x 0.157” (42mm x 4mm)
• Factory Length = 22-5/8”
• Min. Length = 22-3/4”
• Max. Length = 24”
• Both Ends = 9/16” (14mm) Bolt
• Thread = 1-1/4”-12 UNF
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JK: Alpine IR Control Arm Kit – Rear Upper (# 1415590):
• Tube Diameter & Wall: 1-5/8” x 0.157” (42mm x 4mm)
• Factory Length = 17-7/16”
• Min. Length = 17-5/8”
• Max. Length = 18-7/8”
• Both Ends = 9/16” (14mm) Bolt
• Thread = 1-1/4”-12 UNF
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JK: Alpine IR Control Arm Kit – Rear Lower (# 1415600)
• Tube Diameter & Wall: 1-5/8” x 0.157” (42mm x 4mm)
• Factory Length = 19-3/4”
• Min. Length = 19-13/16”
• Max. Length = 21-1/16”
• Both Ends = 9/16” (14mm) Bolt
• Thread = 1-1/4”-12 UNF
Fitment:
- 2007-2018 Jeep Wrangler JK 2 Door
- 2007-2018 Jeep Wrangler Unlimited JK 4 Door
Included:
- (2) Alpine Front Upper Adjustable Control Arms
- (2) Alpine Front Lower Adjustable Control Arms
- (2) Alpine Rear Upper Adjustable Control Arms
- (2) Alpine Rear Lower Adjustable Control Arms
Note:
- 3 Year Warranty
- Alignment REQUIRED after installation