TeraFlex JL/JLU: Alpine IR Control Arm Kit - 8-Arm Adjustable (0-4.5” Lift) - 1416510

TeraFlex JL/JLU: Alpine IR Control Arms provide complete alignment adjustability for maximum performance on JL/JLU Wrangler models with 0-4.5” lifts. Uses factory control arm brackets. Includes our innovative IR (Independent Rotation) Bushings. Can be added to any existing suspension lift.

Fits:

• JL Wrangler (2-door) 
• JLU Wrangler Unlimited (4-door) 
• 0-4.5” Lift

Includes:

Alpine IR Control Arm - Adjustable: 
• Front Upper (# 1416530) - pair 
• Front Lower (# 1416550) - pair 
• Rear Upper (# 1416570) - pair 
• Rear Lower (# 1416580) - pair

Features & Benefits:

• Durable 42mm x 4mm wall DOM (Drawn Over Mandrel) tube provides maximum strength 
• Adjustable Alpine IR Control Arms optimize caster angle and tune anti-squat geometry for proper suspension alignment 
• 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, maintenance-free, IR (Independent Rotation) Bushings provide unrestricted rotation and flex as well as excellent NVH damping and ride quality characteristics 
• Zero maintenance forged threaded joints for smooth quiet flex 
• Premium black e-dipped coating provides superior durability and corrosion resistance on tube and forged rod end housing 
• Anodized 6061-T6 aluminum clamp collar to secure rod end after length adjustment 
• TeraFlex Lifetime Warranty against defects

Control Arm Specs:

JL/JLU Alpine IR Control Arm Kit - Front Upper Adjustable - (# 1416530):

• Tube Diameter & Wall = 42mm x 4mm 
• Factory Length = 20.185” 
• Min. Length = 20” 
• Max. Length = 21” 
• Both Ends = 14mm Bolt

JL/JLU: Alpine IR Control Arm Kit - Front Lower Adjustable - (# 1416550):

• Tube Diameter & Wall = 42mm x 4mm 
• Factory Length: 24” 
• Min. Length: 24” 
• Max. Length: 25.25” 
• Both Ends: 16mm Bolt

JL/JLU: Alpine IR Control Arm Kit - Rear Upper Adjustable - (# 1416570):

• Tube Diameter & Wall = 42mm x 4mm 
• Factory Length = 17.425” 
• Min. Length = 17-3/8” 
• Max. Length = 18-1/2” 
• Both Ends = 14mm Bolt

JL/JLU: Alpine IR Control Arm Kit - Rear Lower Adjustable - (# 1416580)

• Tube Diameter & Wall = 42mm x 4mm 
• Factory Length = 19-3/4” 
• Min. Length = 19-13/16” 
• Max. Length = 21-1/16” 
• Both Ends = 14mm Bolt 

Install Time: 3.5 Hours

Configurations:

Alpine IR Control Arm – 8-Arm Adjustable: (# 1416510) 
• Front Upper (# 1416530) - pair 
• Front Lower (# 1416550) - pair 
• Rear Upper (# 1416570) - pair 
• Rear Lower (# 1416580) - pair