SPL Parts Titanium Rear Toe Arms & Eccentric Lockout Kit

BMW M4 (F82/F83) Rear Suspension

Part #: SPL RTAEL F8X

Overview

The SPL Parts Titanium Rear Toe Arms & Eccentric Lockout Kit is a high-performance upgrade designed specifically for the BMW M4 (F82/F83) from 2014 to 2023. Crafted from lightweight, durable titanium, these toe arms help improve rear suspension response and stability by eliminating bushing deflection, which can negatively impact handling and tire wear. Ideal for track enthusiasts and street drivers alike, this kit offers increased rear toe adjustment range, allowing for precise alignment settings that maximize grip, handling, and tire longevity. Whether you're optimizing for aggressive cornering or street comfort, these toe arms support your driving goals with enhanced control and durability. Designed for those seeking to refine their vehicle’s suspension geometry, these components help achieve a more responsive and predictable driving experience. The titanium construction not only reduces weight but also provides excellent corrosion resistance, ensuring long-lasting performance under demanding conditions.

Key Features

This kit features a meticulously engineered design focused on performance and reliability. Key features include:

• Constructed from high-grade titanium for strength and weight savings
• Precision-machined for exact fitment and smooth operation
• Eliminates bushing deflection for improved stability and response
• Provides an increased range of rear toe adjustment for fine-tuning alignment
• Compatible with lowered vehicles and performance alignments
• Includes eccentric lockout components for secure, slip-free adjustments
• Designed to withstand harsh driving conditions and resist corrosion

Construction & Design

The toe arms are crafted from aerospace-grade titanium, offering a combination of lightweight performance and exceptional durability. The design incorporates precision-machined eccentric bolts and washers, enabling easy and secure adjustment of rear toe settings. The structural integrity of these components ensures consistent alignment performance, even under high loads and aggressive driving.

Driving Feel & Feedback

Installing these titanium toe arms enhances rear suspension responsiveness, providing more immediate and predictable feedback during cornering and maneuvering. The reduction in bushing deflection results in a more direct connection between the chassis and wheels, improving overall handling feel and driver confidence.

Installation & Fitment

Installation requires basic suspension tools and should be performed by experienced technicians familiar with BMW chassis components. Proper alignment after installation is recommended to ensure optimal handling characteristics and tire wear.

What’s Included

The package includes the titanium rear toe arms, eccentric lockout components, and all necessary hardware for a secure installation. Additional hardware or tools are not typically required but should be verified against your vehicle’s specific setup.

Ideal For

This upgrade is perfect for BMW M4 owners looking to enhance handling precision, stability, and tire life—especially those participating in track days or seeking a more responsive street driving experience.