TeraFlex JL/JLU: Alpine IR Control Arms offer complete alignment adjustability for maximum performance on JL/JLU Wrangler models with 0-4.5” lifts.
The factory control arm brackets are used.
Our innovative IR (Independent Rotation) Bushings are included.
Any existing suspension lift can have these added.
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 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.