Spec Clutch SA81MT3 Mini Twin X-Trim Multi-Disc Clutch and Flywheel Kit

The SPEC SA81MT3 Mini Twin X-Trim is a high-performance multi-disc clutch and flywheel assembly engineered for demanding street and motorsport applications. Designed for drivers who need significantly more holding power than a single-disc clutch can provide, the Mini Twin platform delivers exceptional torque capacity while remaining adaptable across a range of driving disciplines — including street, drag, pulling, and autocross.

The X-Trim designation represents SPEC's top tier within the Mini Twin lineup, offering the highest clamp load and torque capacity in the Mini Twin series. The complete assembly includes a twin-disc clutch setup paired with a matching flywheel, and is available in various disc and flywheel material combinations, clamp load configurations, and diameters to match specific usage demands.

Key Features:

• X-Trim configuration — highest clamp load and torque capacity in the SPEC Mini Twin range
• Multi-disc twin clutch design — dramatically increased torque capacity over single-disc setups
• SFI-approved clutch kit and flywheel assembly
• Machined to ±0.001 in. tolerances for perfect rotational properties and concentric actuation, optimizing balance, drivability, and service life
• Rebuildable by SPEC or the end user — replacement components and rebuild services are available
• Compatible driving applications: Street, Drag, Pulling, Autocross

Every SPEC Mini Twin assembly is manufactured and developed for specific driving environments. The rebuildable design and availability of replacement components make the SA81MT3 a long-term performance investment for serious enthusiasts and competitors alike.