SPC Stage 4 Miba Racing Clutch Kit Is a brand new stage 4 Xtreme Duty Racing Pressure Plate With Stage 4. 6-Puck Miba Racing Disc Setup can hold and 70 Percent more pressure increase over stock. SPC Stage 4 Miba 6-Puck Miba WITH SPRUNG SINTERED Racing Disc. A Miba Composite Disc is the best friction material in the clutch market. If you want the best the industry has to offer, ask for SPC 6 Puck Miba Racing Disc. The SPC Racing 6 Puck Miba Disc also uses our high torque interl assembly, but goes one step further in terms of friction. This disc uses an advanced Miba Delivering Aggressive Bite and increased thermal capacity. COMPONENTS: SPC Stage 4 Heavy Duty Pressure Plate (2200lbs Clamping Load) SPC Stage 4 6-PUCK Sprung Ceramic MIBA Racing Disc (10. 5 inches, 10 Spline) SPC Premium Heavy Duty Clutch Throwout Release Bearing SPC Premium Heavy Duty Clutch Pilot Bearing SPC Premium Heavy Duty Clutch Alignment Tool APPLICATION: Compatible with 2007 - 2011 Jeep Wrangler (3. 8L 6cyl) ITEM SPECIFICATIONS: Brand: SPC Manufacture Part Number: SPC-XT83020WRNHP4SPR Surface Finish: Cast Iron, Copper-Ceramic MIBA Sprung, Steel Torque: 329lb-ft Horse Power: 359HP: Yes Country of Manufacture: United States