ACT AR1-HDG4 Heavy Duty/Race Sprung 4 Pad Kit

The ACT AR1-HDG4 is engineered for serious performance, featuring a Heavy Duty pressure plate that is a staple in the ACT lineup. This kit is designed specifically for high horsepower applications, making it suitable for both street and race use. The unique diaphragm design increases clamp load while minimizing deflection, which extends clutch life under extreme conditions.

Key Features

• Light to moderate pedal effort with aggressive engagement and potential mild gear rattle.
• Moderate friction life enhanced by ACT's exclusive diaphragm design.
• Utilizes select ceramic friction materials for high heat tolerance and maximum performance.
• 100% clamp load tested and dynamically balanced for smooth operation at high RPMs.

Specifications

• Clutch Disc Diameter: 8.4 in (214 mm)
• Disc Material: Ceramic
• Input Spline Quantity: 24
• Input Shaft Diameter: 1.03125 in
• Product Weight: 11.2 lbs
• Torque Capacity: 330 ft/lbs (0.73 over OE)
• Pressure Plate Type: Heavy Duty
• Disc Type: Sprung Solid
• Grease Included: Yes
• Pilot Bushing Included: Yes
• Release Bearing Included: Yes
• Alignment Tool Included: Yes

Installation Notes

For detailed installation instructions, refer to the installation guide.

Fitment

The ACT AR1-HDG4 is confirmed to fit the following models:

• Acura RSX (2002-2006)
• Acura TSX (2004-2008)
• Honda Civic (2002-2011)