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SKU: ZX4-HDG6 | UPC: 842385014322
ACT ZX4-HDG6 HD/Race Sprung 6-Pad Clutch Kit for 2007–2013 Mazda 3 / Mazdaspeed 3 2.3L Turbo
The ACT ZX4-HDG6 Heavy Duty Race sprung 6-pad clutch kit delivers 70% increased torque capacity (525 ft-lbs) for 2007–2013 Mazda 3 and Mazdaspeed 3 with the 2.3L MZR-DISI turbo engine, featuring ACT’s Xtreme pressure plate with 40–60% higher clamp load and a sprung-hub 6-puck cerametallic disc for aggressive engagement, lightning-fast shifts, and extreme durability in high-horsepower street, drag, or road-race applications up to 500+ WHP.
Engineered with ACT’s exclusive 6-pad cerametallic friction material and spring-center hub for reduced drivetrain shock and quieter operation than unsprung designs, the kit includes a heavy-duty pressure plate, race disc, release bearing, pilot bearing, and alignment tool for complete bolt-on installation. Direct replacement for factory clutch – works with stock or ACT lightweight flywheel.
For Mazdaspeed 3 and Mazda 3 2.3L turbo owners running big power and needing race-level grip with streetable manners, the ACT ZX4-HDG6 is the championship-proven 6-puck solution trusted on 1,000+ WHP builds worldwide.
Key Features
- 70% increased torque capacity – 525 ft-lbs
- Xtreme pressure plate with 40–60% more clamp load
- Sprung 6-pad cerametallic disc – aggressive yet streetable
- Heat-treated chrome-moly hub & SFI-certified
- Includes release bearing, pilot bearing & alignment tool
- Direct bolt-on – no flywheel mods needed
Product Notes
- Fits 6-speed manual only
- Race-oriented – moderate chatter on engagement
- Recommended with ACT or lightweight flywheel
California Proposition 65: Contains chemicals known to the State of California to cause cancer or reproductive harm.
Warranty: 12 months / 12,000 miles to original purchaser.
Installation Notes
- Professional installation required
- Torque pressure plate bolts to 22 ft-lbs in star pattern
- Break-in with 500 easy miles
- Re-torque after 500 miles
This Part Fits
| Year | Make | Model | Engine |
|---|---|---|---|
| 2007–2013 | Mazda | 3 | 2.3L MZR-DISI Turbo |
| 2007–2013 | Mazda | Mazdaspeed 3 | 2.3L MZR-DISI Turbo |
Note: 6-speed manual only. All trims.
What's Included in the Purchase
- Xtreme Pressure Plate
- Sprung 6-Pad Cerametallic Race Disc
- Release Bearing
- Pilot Bearing
- Alignment Tool
- Part Number: ACT ZX4-HDG6
Why Choose ACT?
- Over 30 years of championship-winning clutch engineering
- Dyno-tested on real vehicles
- 12-month/12,000-mile warranty
Frequently Asked Questions
-
Q: How much chatter?
A: Moderate – sprung hub reduces noise vs unsprung -
Q: Street drivable?
A: Yes for experienced drivers – aggressive engagement -
Q: Holds how much power?
A: Safely 450–500+ WHP on tuned Mazdaspeed
Shipping & Handling
- Method: UPS or Fed Ex Ground.
- Availability: Typically ships same day or next if in stock.
- Packaging: Protective retail box.
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