ACT Extreme Off-Road Race Rigid 6 Pad Clutch Kit | Toyota 4Runner 1987 (T43-XTR6)ACT XT O Race Rigid 6 Pad Kit T43 XTR6 kit features ACT's highly regarded Heavy Duty pressure plate and rigid 6 pad race disc delivering ultra high torque capacity, aggressive engagement and increased toughness to withstand the demands of off road racing. ACTs exclusive diaphragm design dramatically increases clamp load, reduces deflection and maximizes clutch life. All diaphragms endure a four stage heat treating process for unparalleled performance.