Whiteline Front Lower Radius Arm

2008–2009 Pontiac G8 3.6L V6 / 6.0L V8

Part #: WA386L

Overview

The Whiteline Front Lower Radius Arm (Left) is a high-performance replacement component designed specifically for the Pontiac G8 models from 2008 to 2009. This complete arm offers a direct bolt-on upgrade that eliminates the need for time-consuming bushing and ball joint replacements, saving you both effort and potential damage to your suspension components. Built for enthusiasts who demand improved handling, stability, and durability, this radius arm enhances your vehicle's steering response and overall ride quality.

Whether you're restoring a stock G8 or pushing your vehicle in spirited driving scenarios, the Whiteline radius arm provides a reliable solution that supports your performance goals. Its robust construction and premium components ensure long-lasting performance, making it an ideal choice for street drivers, autocross enthusiasts, and track day participants alike.

Key Features

Whiteline's Front Lower Radius Arm is engineered with precision and durability in mind, incorporating advanced materials and design features to optimize your vehicle's suspension performance.

• Constructed from high-strength steel for superior durability and impact resistance.
• Fitted with market-leading Whiteline synthetic elastomer bushings that provide excellent vibration damping and longevity.
• Premium quality ball joints (if applicable) for smooth articulation and reliable operation.
• Designed as a complete, ready-to-install assembly, eliminating the need for bushing presses or ball joint removal tools.
• Precision CAD-designed geometry ensures proper fitment and alignment, restoring factory handling characteristics.
• Corrosion-resistant coating extends the lifespan of the component in various driving conditions.
• Made in Australia with strict quality control standards to meet or exceed OEM specifications.

Construction & Design

The Whiteline Front Lower Radius Arm features a one-piece, TIG-welded steel construction that offers exceptional strength and durability. The arm's design incorporates mandrel-bent tubing for optimal strength-to-weight ratio and precise fitment. The synthetic elastomer bushings are engineered to provide a firm yet compliant connection, reducing unwanted movement and enhancing steering feel. This combination of materials and craftsmanship ensures your suspension remains responsive and reliable under demanding driving conditions.

The arm's design also focuses on heat management and corrosion resistance, helping maintain performance over time. Its direct bolt-on installation means you can upgrade your suspension without modifications or specialized tools, making it accessible for both DIY enthusiasts and professional mechanics.

Installation & Fitment

The Whiteline Front Lower Radius Arm is designed as a direct bolt-on replacement for the original equipment part on the Pontiac G8 from 2008 to 2009. No cutting, drilling, or additional modifications are required for installation. The assembly uses factory mounting points and hardware, ensuring a straightforward upgrade that restores your vehicle's suspension geometry to factory specifications. Basic hand tools and a lift or jack stand are sufficient for installation, making this an accessible upgrade for most DIYers and professional technicians alike.

• Complete, ready-to-install assembly
• No special tools or modifications needed
• Installation typically takes less than 2 hours

What's Included

• Complete left-side front lower radius arm assembly
• All necessary mounting hardware and bushings pre-installed
• Installation instructions

Ideal For

• Performance enthusiasts seeking improved handling and steering response
• Owners restoring or maintaining a Pontiac G8 from 2008–2009
• Drivers looking to eliminate suspension clunking or uneven tire wear caused by worn bushings
• Anyone wanting a durable, maintenance-free replacement for factory suspension arms