Aasco Lightweight Flywheel

2004–2006 Scion xA / xB

107431-11

Overview:

The Aasco Lightweight Flywheel is a precision-engineered performance upgrade designed specifically for the 2004 to 2006 Scion xA and xB models. Crafted to enhance your vehicle’s throttle response and overall driving dynamics, this flywheel reduces rotational mass, allowing the engine to rev more freely and accelerate quicker. Ideal for everyday street use, it offers a reliable and hassle-free installation experience thanks to its high tolerance manufacturing standards.

Whether you are a performance enthusiast looking to improve your Scion’s responsiveness or simply seeking a durable replacement flywheel, the Aasco Lightweight Flywheel delivers consistent performance improvements without compromising drivability or reliability.

Key Features:

This lightweight flywheel combines advanced materials and thoughtful design to optimize your Scion’s performance. Key features include:

• Constructed from high-quality 6061-T6 aluminum for reduced weight and enhanced strength
• Replaceable treated steel friction surface eliminates the need for flywheel resurfacing
• OEM-quality starter ring gear ensures reliable engine starting
• Precision manufacturing tolerances for perfect, hassle-free installation
• Designed specifically for normal street use and everyday performance enthusiasts
• Improves engine throttle response and acceleration by reducing rotational inertia
• One-year limited warranty for peace of mind
• Free shipping included

Construction & Design:

The Aasco Lightweight Flywheel is expertly crafted from 6061-T6 aluminum, a material known for its excellent strength-to-weight ratio and durability. This significantly reduces the flywheel’s mass compared to the stock component, allowing the engine to rev more quickly and responsively. The friction surface is made from treated steel, which is replaceable, meaning you can avoid costly and time-consuming flywheel resurfacing in the future.

The flywheel also features an OEM-quality starter ring gear, ensuring seamless compatibility with your Scion’s starter motor. Every unit is manufactured with tight tolerances to guarantee a perfect fit and smooth installation process, minimizing downtime and installation challenges.

Installation & Fitment:

The Aasco Lightweight Flywheel is designed as a direct replacement for the factory flywheel on 2004–2006 Scion xA and xB models. Its precise manufacturing tolerances ensure a straightforward, bolt-on installation without the need for modifications or additional machining. This makes it an excellent choice for enthusiasts who want to upgrade their vehicle’s performance without extensive mechanical work.

Installation should be performed by a qualified technician or experienced DIYer familiar with flywheel replacement procedures to ensure proper torque specifications and alignment.

What's Included:

• One Aasco Lightweight Flywheel (Part #107431-11)
• Replaceable treated steel friction surface
• OEM-quality starter ring gear installed
• Installation instructions

Ideal For:

This lightweight flywheel is ideal for Scion xA and xB owners who want to improve throttle response and acceleration without sacrificing street drivability. It suits daily drivers, weekend enthusiasts, and those preparing their vehicle for mild performance upgrades. Its durable construction and replaceable friction surface also make it a practical choice for those seeking long-term reliability and reduced maintenance costs.

Aasco Motorsports specializes in manufacturing lightweight driveline components, including billet aluminum and steel flywheels, as well as custom flywheel and clutch kits. Their products are designed for high-performance street cars, particularly models from Porsche, Audi, BMW, and Volkswagen. Enthusiasts choose Aasco for their precision-engineered components that enhance vehicle responsiveness and acceleration, making them suitable for both daily driving and competitive motorsports applications.