SB2-HDR4 - ACT Clutch Kit - Heavy Duty (HD)

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Part #: SB2-HDR4

Notes: HD Clutch Kit
4 Puck Solid Disc (R4)

MSRP: $562.00

Your Price: $438.00

Specs

Disc Diameter (in)	8.8
Disc Diameter (mm)	224
Disc Type	Race Disc
Pressure Plate Type	Heavy Duty
Product Weight (lbs)	13.1
Spline Count	24
Spline Size (in)	1
Torque Capacity (ft/lbs)	395
Torque Capacity Over OE	91%

All Fitments

Product Description

When your engine puts out performance, you need a Clutch Kit that can handle it properly. All ACT Clutch Kits provide a generous increase in clamp load which directly increases torque capacity. ACT Clutch kits are offered in a number of configurations and there is one developed specifically for your vehicle.

All ACT Clutch Kits include your choice of Pressure Plate, your choice of Clutch Disc, Release Bearing*, Pilot Bearing* and Alignment Tool for a complete and total package.

ACT Heavy Duty ‘HD’ Clutch Kits (previously known as the 2100 series) include an ‘HD’ Pressure Plate.

Heavy Duty ‘HD’ Pressure Plate

• Great for Street Performance
• 20% to 50% Clamp Load Increase
• Best Disc to Use: Street or Sprung Race Disc
• Stock to Moderate Pedal Feel
• Many SFI Certified to Ensure Safety

ACT Heavy Duty ‘HD’ Clutch Kits include you choice of Disc.

Organic Street Disc (SS, OO, MM)

• Perfect for Street or Track Vehicles
• Quiet Operation from OE Quality Torsional Dampeners
• Sprung Center Reduces Vibrations and Lessen the Shock of Engagement
• Quicker Shifting and Engagement
• Increased Strength and Reliability

6-Puck Sprung Hub Race Disc (G6)

• Recommended for Road Racing or High Powered Street Vehicles
• Increased Torque Capacity and Spline Life
• Quiet Operation, Reduced Driveline Shock
• Harsh Engagement and Chatter

6-Puck Solid Hub Race Disc (R6)

• Recommended for Drag and Road Racing – Not For Street
• Increased Torque Capacity
• Faster Shifts, Reduced Inertia
• Very Good Durability but Shortened Spline Life
• Good Heat Absorption
• Harsh Engagement and Chatter

4-Puck Sprung Hub Race Disc (G4)

• Recommended for Road Racing – Not For Street
• Increased Torque Capacity and Spline Life
• Quiet Operation, Reduced Driveline Shock
• Harsh Engagement and Chatter

4-Puck Solid Hub Race Disc (R4)

• Recommended for Drag and Road Racing – Not For Street
• Increased Torque Capacity
• Faster Shifts, Low Inertia
• Good Durability but Shortened Spline Life
• Harsh Engagement and Chatter

*Some kits do not require or do not include bearings