Whiteline Front Lower Control Arm

2015–2018 BMW M3 / 2015–2020 BMW M4 / 2016–2021 BMW M2

Part #: KTA286

Overview

The Whiteline Front Lower Control Arm is a high-performance suspension component designed specifically for BMW enthusiasts seeking improved handling, steering response, and overall vehicle balance. Compatible with the BMW M3 (F80), M4 (F82), and M2 (F87) models from 2015 to 2021, this control arm is engineered to enhance your driving experience whether on the street, track, or spirited canyon runs. Whiteline's reputation for quality and innovation ensures that this control arm delivers precise, reliable performance that helps you get the most out of your BMW's chassis.

Designed for performance-oriented drivers, the Whiteline control arm replaces the factory component with a robust, adjustable solution that supports better alignment settings, reduces unwanted suspension deflection, and improves steering feel. Whether you're a daily driver looking for more confidence in cornering or a track enthusiast aiming for maximum grip and responsiveness, this control arm is an essential upgrade that supports your vehicle's dynamic capabilities.

Key Features

Whiteline's Front Lower Control Arm incorporates advanced engineering and high-quality materials to deliver superior handling and durability. Key features include:

• Constructed from heavy-duty steel with a corrosion-resistant coating, ensuring long-lasting performance in various driving conditions.
• Adjustable design allows for fine-tuning of camber and caster angles, optimizing tire contact patch and handling characteristics.
• Precision CNC-machined ball joints and bushings provide smooth articulation and reduce unwanted suspension movement.
• Designed to replace the OEM control arm with a direct bolt-on fitment, simplifying installation without the need for additional modifications.
• Engineered to improve vehicle stability, steering response, and grip levels, especially during aggressive driving or cornering.
• Supports enhanced alignment settings, helping you achieve optimal tire wear and handling balance.
• Whiteline's innovative design helps reduce understeer and oversteer tendencies, giving you more confidence behind the wheel.
• Part of Whiteline's comprehensive suspension upgrade lineup, compatible with other performance components for a complete handling overhaul.

Construction & Design

The Whiteline Front Lower Control Arm is built from high-strength steel, ensuring durability and resistance to flex under demanding driving conditions. The component features a precision-machined, adjustable ball joint that allows for precise alignment adjustments, enabling you to tailor your suspension geometry to your driving style and track requirements. The control arm's design incorporates a corrosion-resistant coating, protecting it from rust and environmental damage, which is especially beneficial for vehicles driven in harsh climates or on salted roads.

Its one-piece, CAD-developed construction ensures a perfect fit and consistent performance. The adjustable features are engineered for ease of use, allowing for quick and accurate alignment changes without the need for specialized tools. The robust bushings and ball joints are designed to withstand high loads and repetitive motion, providing a firm yet compliant ride that enhances steering feedback and overall handling precision.

Installation & Fitment

The Whiteline Front Lower Control Arm is a direct bolt-on replacement for the factory component, designed for an easy installation process. No cutting, drilling, or complex modifications are required. Basic hand tools and a lift or jack stand setup are sufficient to replace the OEM control arm with this upgraded part. Proper alignment is recommended after installation to ensure optimal handling and tire wear. The process typically takes a few hours and can be performed by experienced DIY enthusiasts or professional technicians.

• Direct bolt-on replacement for OEM control arm
• No cutting, drilling, or tuning required
• Requires basic hand tools and standard suspension alignment

What's Included

• Whiteline Front Lower Control Arm (KTA286)
• All necessary mounting hardware and bushings
• Installation instructions

Ideal For

• BMW M3 (F80), M4 (F82), and M2 (F87) owners seeking improved handling and steering response
• Performance enthusiasts and track day participants
• Drivers looking to enhance suspension durability and alignment flexibility