Flywheels

Flywheels are a critical component in any manual transmission drivetrain. They connect the engine crankshaft to the clutch assembly and transmission, providing smooth rotational mass, proper clutch engagement, and reliable power transfer. Advance Adapters offers a wide selection of flywheels engineered for Jeep, GM, Buick V6, and AMC V8 applications, supporting both factory replacements and conversion builds.

This category is part of our complete Clutch Systems lineup and is commonly used alongside:

• Clutch Discs
• Pressure Plates
• Release Bearings & Retainers
• Pilot Bearings & Bushings

Available flywheel options include:

• GM 153 tooth and 168 tooth flywheels
• Jeep 4.0 cast steel flywheels
• Buick 231 V6 even fire applications
• AMC 304, 360, and 401 flywheels
• Conversion specific flywheels for AX15 and other transmission swaps

Selecting the correct tooth count, crank register diameter, and thickness is essential for proper starter engagement, clutch fitment, and drivetrain alignment. Many flywheels in this category are designed specifically for Advance Adapters conversion kits, including popular AX15 Retrofit Adapter Packages and other drivetrain upgrades.

Cast steel construction provides strength and durability for both street and off road applications. Proper flywheel selection ensures smooth clutch engagement, reduces vibration, and supports long term reliability in high torque builds.

Whether you are replacing a worn factory flywheel or completing an engine and transmission conversion, Advance Adapters provides precision machined flywheels built for dependable performance.

Frequently Asked Questions

How do I choose the correct flywheel?
You must match the flywheel to your engine type, crankshaft register diameter, bolt pattern, and clutch size. Tooth count must also match the starter.

What is the difference between 153 tooth and 168 tooth flywheels?
The difference affects starter engagement and bellhousing compatibility. Always verify which configuration your engine requires.

Are these flywheels compatible with conversion kits?
Yes. Many flywheels are designed specifically for Advance Adapters transmission conversion packages.

Do I need a new clutch when replacing a flywheel?
It is recommended to replace or inspect the clutch disc, pressure plate, and pilot bearing when installing a new flywheel.

Are cast steel flywheels durable for off road use?
Yes. Cast steel flywheels provide strength and durability for both daily driving and demanding off road applications.