Action Clutch ACR-3879 Stage 1 Single-Disc Clutch Kit (1OS)

The Action Clutch ACR-3879 Stage 1 Single-Disc Clutch Kit (1OS) is engineered for vehicles ranging from stock to basic bolt-on builds requiring a significant upgrade over the factory clutch. Designed for heavy-duty street use and mild track applications, this kit delivers increased holding capacity while preserving an OEM-like pedal feel and smooth engagement.

Key Features:

• Steel-Backed Copper Kevlar Organic Friction Disc — Reinforced sprung organic disc material provides superior heat dissipation and extended wear life compared to standard organic clutch discs
• Single Diaphragm Heavy-Duty Pressure Plate — Increased clamping force delivers significantly more holding capacity over the factory unit
• Smooth, OEM-Like Pedal Feel — Slight increase in pedal pressure with linear, chatter-free engagement ideal for daily driving
• SFI 1.1 Certified — Meets SFI specification 1.1 standards
• 100% Dynamically Spin Balanced — Ensures smooth, vibration-free operation
• Reinforced Heavy-Duty Drive Straps — Added durability under demanding use
• American Grade Rivets — High-quality fasteners throughout
• Full Enclosed Spring Retainers — Sprung hub design for easy, consistent engagement

What's Included:

• 1 × Single Diaphragm HD Pressure Plate
• 1 × Sprung Organic Clutch Disc
• 1 × Release (Throwout) Bearing
• 1 × Pilot Bearing/Bushing (where applicable)
• 1 × Clutch Alignment Tool

Break-In Requirements: 500 street miles — keep RPMs under 4,500, no more than half-throttle, no boost (if applicable). Proper break-in is required to retain product warranty and ensure maximum longevity and holding capacity.

Backed by Action Clutch's Manufacturer's Lifetime Warranty, the ACR-3879 Stage 1 kit is the ideal solution for enthusiasts seeking a reliable, performance-oriented clutch upgrade without sacrificing daily drivability.