ACT Xtreme Duty Performance Street Disc Clutch Kit w/ Flywheel 2006-2021 WRX

SB11-XTSS kit features an Xtreme pressure plate for the most demanding driver. ACT Xtreme 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 Performance street discs are the most popular disc purchased. They feature premium organic materials with high copper content for better heat transfer and steel-backed lining for greater burst strength and durability. These discs have reduced marcel for faster shift action to complement ACT pressure plates. Quiet operation with increased strength and reliability.

Application Note: 240mm upgrade. Must use ACT flywheel (included in kit).

DETAILS

• Feel - Moderate to heavy pedal effort, smooth engagement, OE to mild gear rattle
• Life - Longer friction life, extended by ACT's exclusive diaphragm design
• Quality - Carefully engineered, precisely assembled, accurately balanced, uses select ceramic friction materials for high heat tolerance and maximum performance
• Recommended Use - Recommended for street and race use
• ACT Difference - 100% clamp load tested and dynamically computer balanced for smooth high RPM reliability

SPECFICATIONS

Part Number: SB11-HDR4
Description: XT/Perf Street Sprung
Torque Capacity (ft/lbs.): 510
Torque Capacity Over OE: 51%
Flywheel Tooth Count: 124
Disc Type: Race Disc
Spline Count: 24
Spline Size (in.): 1
Disc Diameter (in.): 9.4
Disc Diameter (mm.): 240
Pressure Plate Type: Xtreme
Product Weight (lbs.): 28.6
Kit Contents: SB020X, 3000505, 600890, RB844, PB1004, AT90
Warranty (Product Warranty):One (1) Year from Retail Purchase