ACT SB10 Clutch Kit for 2004+ STi

<p>ACT SB10 clutch kits fit the 2004-2021 Subaru STi models. Includes your choice of HD or XT ACT pressure plate with Monoloc, choice of clutch disc, new alignment tool, pilot bearing and throw out bearing.<br><br><span style="color: #ff2a00;">Vehicle Fitment:</span><br>2004-2021 Subaru STi<br><br><span style="color: #ff2a00;">Includes:</span><br>Pressure Plate (SB019 or SB019X)<br>Clutch Disc (3000503, 4240018, 4240518, 6240018 or 6240618)<br>Clutch Alignment Tool (AT90)<br>Throw Out Bearing (RB601)<br>Pilot Bearing (PB1004)<br><br><span style="color: #ff2a00;">Pressure Plate:</span><br>ACT 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.<br><br><span style="color: #ff2a00;">ACT Monoloc:</span><br>Monoloc is a one-piece, direct replacement or upgrade to the standard, two-piece wedge collar and wire ring featured in pull-type clutches. The spring tension of the segmented retaining ring is carefully calculated and tested for optimal performance. It provides uniform loading on the bearing and pressure plate to assure proper alignment, regardless of driver influence or vehicle modifications. Monoloc's hardened chrome-moly steel construction will provide years of service.<br><br></p> <h1>Which clutch disc should I choose?</h1> <p><span style="color: #ff2a00;">Sprung Centered Benefits:</span><br>Reduced Driveline Shock and Spline Life Through the use of Torsional Dampeners<br>Quiet Operation by Reducing Torsional Vibrations<br>Choose Four Pad for the Quickest Shifting<br>Choose Six Pad for Better Heat Capacity and Better Engagement<br><br><span style="color: #ff2a00;">Solid Hub Benefits:</span><br>Improved Durability because of Stronger Hub Components<br>Choose Four Pad for the Quickest Shifting<br>Choose Six Pad for Better Heat Capacity and Better Engagement</p>