ACT HD/Race Rigid 6 Pad Clutch Kit

1991 BMW 525i / E34 Chassis

Part #: BM12-HDR6

Overview

The ACT HD/Race Rigid 6 Pad Clutch Kit is designed for enthusiasts seeking maximum performance and durability from their BMW 525i. Built with high-quality materials and advanced engineering, this clutch kit delivers exceptional power transfer, improved pedal feel, and reliable operation under demanding conditions. Whether you're a street performance enthusiast, a track day participant, or involved in motorsport, this clutch kit provides the strength and consistency needed to handle increased horsepower and aggressive driving styles.

Featuring ACT's most popular Heavy Duty pressure plate, this kit is ideal for those looking to upgrade their factory clutch for enhanced performance and longevity. The kit's robust construction ensures it can withstand high torque loads, making it suitable for spirited driving, racing, or heavy-duty applications. With its precision manufacturing and high-quality friction materials, you'll experience smoother engagement and improved clutch response, helping you get the most out of your vehicle's powertrain.

Key Features

The ACT HD/Race Rigid 6 Pad Clutch Kit incorporates several advanced features designed to maximize performance and durability:

• Heavy Duty Pressure Plate: Utilizes an exclusive diaphragm design that increases clamp load, reduces deflection, and extends clutch life, ensuring consistent performance even under high-stress conditions.
• Six-Pad Rigid Race Discs: Equipped with high-quality ceramic friction materials that provide excellent heat resistance, durability, and consistent engagement during aggressive driving or racing scenarios.
• Chrome-Moly Hub: Heat-treated for added strength and resilience, this hub ensures reliable operation and longevity under demanding conditions.
• Precision Cover Stampings: Designed to provide rigidity and consistency, resulting in smoother engagement and better pedal feel.
• Heat-Treated Components: All diaphragms and critical parts undergo a four-stage heat-treating process to maximize performance and lifespan.
• High-Quality Materials: The use of premium ceramic friction materials ensures excellent wear resistance and consistent performance over time.
• Designed for High Torque Applications: Suitable for modified engines or vehicles subjected to increased power levels, providing reliable engagement and long-term durability.

Construction & Design

This clutch kit features a meticulously engineered design that combines durability with high performance. The pressure plate's diaphragm is crafted from heat-treated steel, ensuring it maintains its integrity under high loads. The six rigid race discs are constructed with high-quality ceramic friction material, offering superior heat resistance and consistent grip. The chrome-moly hub is heat-treated to withstand the rigors of aggressive driving, reducing the risk of warping or failure.

The cover stampings are precisely engineered to provide optimal rigidity, which translates into a more direct and responsive pedal feel. The entire assembly is designed for a bolt-on installation, utilizing factory mounting points and hardware, making it straightforward for experienced DIY enthusiasts or professional installers. The combination of high-grade materials and advanced manufacturing processes ensures this clutch kit delivers reliable performance, even in demanding racing or high-torque street applications.

Installation & Fitment

This clutch kit is a bolt-on upgrade that uses the factory mounting points and hardware, requiring no cutting or drilling. Installation typically involves removing the existing clutch assembly and replacing it with the ACT HD/Race Rigid 6 Pad Clutch Kit. Due to the high-performance nature of this product, it is recommended that installation be performed by a qualified technician familiar with BMW drivetrain components. Proper break-in procedures are advised to ensure optimal performance and longevity of the clutch components.

• Direct bolt-on installation using factory mounting points
• No cutting, drilling, or modifications required
• Suitable for street, track, and racing applications

What's Included

• Heavy Duty pressure plate
• Six-pad rigid race clutch discs with ceramic friction material
• Chrome-moly heat-treated hub
• All necessary hardware and fasteners
• Installation instructions

Ideal For

This clutch kit is perfect for BMW 525i owners who are looking to upgrade their stock clutch for increased performance, durability, and reliability. It is well-suited for modified engines, spirited street driving, and racing applications where high torque capacity and consistent engagement are essential. If you want a clutch that can handle higher power levels without sacrificing drivability, this ACT HD/Race Rigid 6 Pad Clutch Kit is an excellent choice.