• ACT Heavy Duty Race Rigid 4 Pad Clutch Kit | Mazda MX-5 Miata (06-15) (ZM5-HDR4)
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ACT Heavy Duty Race Rigid 4 Pad Clutch Kit | Mazda MX-5 Miata (06-15) (ZM5-HDR4)

ACT Heavy Duty Race Rigid 4 Pad Clutch Kit | Mazda MX-5 Miata (06-15) (ZM5-HDR4)

ZM5-HDR4

In stock

$548.00 USD
$677.00 USD $548.00 USD
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The ACT Heavy Duty Race Rigid 4 Pad Clutch Kit for Mazda MX-5 Miata (2006-2015) is a high-performance clutch upgrade designed for demanding driving conditions. This kit features ACT's most popular Heavy Duty pressure plate, which utilizes an exclusive diaphragm design to increase clamp load, reduce deflection, and extend clutch life. The pressure plate undergoes a four-stage heat-treating process to ensure durability and consistent performance, while precision cover stampings enhance rigidity. The included 4-pad rigid race disc is constructed with high-quality ceramic friction materials, providing excellent grip and heat resistance for aggressive driving and track use.

Designed specifically for 2006-2015 Mazda MX-5 Miata models, this clutch kit is a direct replacement that offers improved clamping force and durability over stock components. It is suitable for street, track, and performance applications where increased holding capacity is required. The kit includes the pressure plate and race disc, ensuring a straightforward installation process. Compatible with stock or upgraded flywheels, this clutch kit is ideal for enthusiasts seeking reliable, high-performance engagement for spirited driving or racing scenarios.

Overview

ACT HD/Race Rigid 4 Pad Kit

ZM5-HDR4 kit features ACT's most popular Heavy Duty pressure plate. ACT Heavy Duty pressure plates use exclusive diaphragm design to increase clamp load, reduce deflection and maximize clutch life. All diaphragms endure a four-stage, heat-treating process for unparalleled performance. ACT pressure plates have precision cover stampings to provide rigidity and consistency. ACT's 4-pad rigid race discs are made with high quality, ceramic friction materials. The chrome-moly hub is heat-treated for strength and durability. The lightweight, rigid design allows for quicker shifts and smooth, trouble-free service. With the 4-pad rigid race disc, engagement is harsher, but shifting is faster. The 4-pad rigid race disc is well-suited for the smaller disc sizes in smaller engines.

Features

  • Clutch Disc Diameter (in.): 8.8
  • Clutch Disc Diameter (mm): 224
  • Disc Material: Ceramic
  • Input Spline Quantity: 22
  • Input Shaft Diameter (in.): 0.9375
  • Alignment Tool Included: Yes
  • Product Weight (lbs.): 12
  • Torque Capacity (ft/lbs.): 355
  • Torque Capacity Over OE: 0.87
  • Pilot Bushing Included: Yes
  • Pressure Plate Type: Heavy Duty
  • Release Bearing Included: Yes

Applications

  • 2006-2015 Mazda MX-5 Miata

What's In The Box?

  • Clutch Friction Disc (4224005)
  • Clutch Alignment Tool (AT05)
  • Clutch Pressure Plate (MZ018)
  • Clutch Pilot Bearing (PB1030)
  • Clutch Release Bearing (RB110)

References

Warranty

  • Manufacturer 1 Year Warranty
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