Spec Clutch SE251 Stage Performance Clutch Kit - 1 Organic Full Face

The Spec Clutch SE251 Stage 1 Clutch Kit is a high-performance upgrade engineered for bolt-on naturally aspirated engines and mildly modified forced induction applications. Designed to deliver stock-like daily drivability without sacrificing durability, it is an ideal choice for drivers who want meaningful performance gains while maintaining comfortable street manners.

At the heart of this kit is a disc featuring an integrally molded carbon-Kevlar based, high-performance organic lining that delivers smooth engagement and exceptional wear life. The lining is paired with an integrally bonded steel backing, providing structural strength under high clamp loads and elevated temperatures. The double-sprung hub includes spring cover reliefs for added flexibility, with heat-treated components throughout for long-term strength and durability.

Key Features:

• High-clamp pressure plate for improved torque transfer
• Carbon-Kevlar organic lining with integrally bonded steel backing
• Multi-compound woven organic disc material for smooth engagement and long life
• Double-sprung, high-torque hub and disc assembly
• Heat-treated hub components for enhanced strength and durability
• 8.500 in. (216mm) disc diameter
• 10-spline input shaft, 1.125 in. diameter
• Single disc design — flywheel not included
• Includes bearing and installation hardware

Intended Use: Street, Drag, Drift, Road Race, Rallye, Pulling, Autocross

The SE251 is part of Spec's Stage 1 lineup — the entry-level performance tier recommended for street driving and light track or off-road use. It offers the best pedal feel and engagement friendliness in the Spec range, making it a practical upgrade for vehicles used as daily drivers that occasionally see spirited or competitive driving.