ACT 19-25 Mazda MX-5 Miata Heavy Duty Performance Street Sprung Clutch Kit w/ Flywheel | ZM14-HDSS

The ACT ZM14-HDSS kit features ACT's most popular Heavy Duty pressure plate and most popular street disc, paired with a flywheel, for the 2019-2025 Mazda MX-5 Miata. ACT Heavy Duty pressure plates use an exclusive diaphragm design to increase clamp load, reduce deflection, and maximize clutch life, with every diaphragm heat-treated in a four-stage process for unparalleled performance. Precision cover stampings provide rigidity and consistency. ACT's Performance Street discs feature premium organic materials with high copper content for better heat transfer and a steel-backed lining for greater burst strength and durability, with reduced marcel for faster shift action.

Specifications:

• Kit Contents: Heavy Duty pressure plate + Performance Street sprung disc + flywheel
• Part Number: ZM14-HDSS

"Excellence in Performance", backed by the best one-year warranty in the industry.

Vehicle Applications:

Frequently Asked Questions

What vehicles does the ACT ZM14-HDSS clutch kit fit?

The ZM14-HDSS fits the 2019-2025 Mazda MX-5 Miata across Club, Grand Touring, RF Club, RF Grand Touring, Sport, and special anniversary edition trims. See the Vehicle Applications table above for exact year and trim coverage.

Does the ZM14-HDSS kit include a flywheel?

Yes, this kit includes a flywheel along with the Heavy Duty pressure plate and Performance Street sprung disc.

Does the ZM14-HDSS kit come with documentation?

Yes. ACT provides a Warranty document, Installation Instructions, and a Technical Bulletin, all linked above.

Is there a California Prop 65 warning for this product?

No Prop 65 language is listed in the manufacturer data for this part number.