Upgrade your BMW’s front-end dynamics with the SuperPro ALOY0046K Alloy Front Lower Control Arm Set. This complete changeover kit includes heavy-duty M-Spec ball joints, precision brackets, and pre-installed SuperPro bushings—delivering a stronger, more responsive suspension system designed to outperform and outlast OE arms.

Whether you're looking to restore performance or take your BMW's handling to the next level, this alloy control arm set offers the perfect balance of rigidity, alignment stability, and ride quality.

Key Features:

• Complete LHS & RHS front lower control arm set for BMW E46/Z4

• CNC alloy arms pre-fitted with SuperPro polyurethane rear bushings

• Includes heavy-duty M-Spec ball joints and mounting brackets

• Eliminates OE bushing flex for sharper handling and improved alignment

• Designed for performance street and spirited driving applications

• 100% bolt-on – direct replacement for OEM arms

• Backed by SuperPro’s 3-Year Warranty

Vehicle Compatibility:

• BMW 3 Series (E46) (1999–2006)

  • 323Ci, 323i, 325Ci, 325i, 328Ci, 330Ci, 330i

• BMW Z4 (2003–2008)

  • 2.5i, 3.0i, 3.0si, Coupe 3.0si, M Roadster, M Coupe

What’s Included:

• 1x Left and 1x Right Alloy Front Lower Control Arm

• M-Spec heavy-duty ball joints (pre-installed)

• Brackets and SuperPro rear bushings

• Installation instructions

Why SuperPro?
SuperPro delivers precise, race-bred suspension solutions without sacrificing everyday drivability. This complete control arm kit is engineered for strength, alignment consistency, and confident cornering—backed by years of real-world testing and motorsport development.