Stage 1 Twin-Disc Clutch Kit for BMW M50/M52/M54/S50/S52/S54 with E46 330d GS6-53DZ HGA 6-Speed

Single-mass twin-plate clutch set designed as a bolt-on solution (no adaptor plate) for BMW M5x/S5x engines when used with the BMW E46 330d GS6-53DZ HGA 6-speed gearbox.

What’s Included

• Single-mass twin-disc clutch assembly
• Throwout bearing
• Required installation bolts (12.9 class)

Key Features

• 100% CNC-machined components (made in EU)
• Monoblock single-mass flywheel with starter ring gear mounted
• 240 mm lightweight clutch discs (stainless steel base with LUK 8090s friction pads)
• Sachs pressure plate without SAC system
• Heat-resistant CNC-machined spacer/middle plate
• End-to-end balancing of flywheel + middle plate + pressure plate to G6.3 class, up to 8000 rpm (unique balance protocol included)
• Middle plate design helps prevent noise when the clutch pedal is pressed and reduces the risk of sticking under heat by avoiding contact with the flywheel
• Designed to engage smoothly, similar to an OEM-style setup

Technical Specs

• Flywheel type: Monoblock single mass
• Flywheel weight: ~6.4 kg
• Rotating assembly weight (flywheel + middle plate + pressure plate): ~13.2 kg
• Disc diameter: 240 mm
• Balance class: G6.3
• Rated engine speed (balancing): up to 8000 rpm

Fitment

• Engines: BMW M50, M52, M54, S50, S52, S54
• Gearbox requirement: BMW E46 330d GS6-53DZ HGA only
• Not compatible: E60 GS6-53DZ and other versions

Torque Capacity & Use

• Approx. torque capacity: ~800–1000 Nm (regular cars)
• Entry-level drifting: up to ~800 Nm recommended to maintain reserve
• For regular drift use: choose a version with sintered clutch discs

Installation & Break-In

• Professional installation required
• Break-in required: at least 1000 km or 5000 gear shifts

Serviceability

• Built using typical wear components to allow cost-effective, fast renewal
• Stress tested