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Clutch Master Cylinder 5/8″ Bore – Triumph – EP6659

Pride Classic Brake Master Cylinder – GMC205ALT

The Pride Classic Brake Master Cylinder is a traditional upright hydraulic brake master cylinder featuring a compact, integrated fluid reservoir. Designed for selected classic Triumph vehicles, it offers a replacement solution that maintains the original braking system configuration and period-correct appearance.

Original Reference Numbers

GMC205ALT, GMC205, GMC205Z

Common Vehicle Applications

  • Triumph Spitfire: Mk1, Mk2, Mk3, MkIV & 1500
  • Triumph Herald: Selected models

Key Features

  • Traditional upright brake master cylinder design
  • Compact, integrated brake fluid reservoir
  • 5/8″ (15.87mm) bore diameter
  • Designed for classic single-circuit hydraulic braking systems
  • Suitable for restoration, maintenance and replacement applications
  • Original-style configuration for selected classic Triumph vehicles

Pride Classic – Keeping Classics on the Road.

EP6659 Replaces: GMC205ALT RGMC205ALTPT

EP6659 Clutch Master Cylinder 5/8″ Bore from Pride Classic.

Part details and applications

EP6659 Replaces: GMC205ALT RGMC205ALTPT

Trade enquiries and part matching

Quote EP6659 when contacting our team. Include the vehicle model, year and any reference number on the original part so we can help with your enquiry.

Pride Classic supports trade distributors with a dedicated account manager, help sourcing hard-to-find parts and marketing support. Enquire about this part or find out about becoming a Pride distributor.

Browse our clutch hydraulics & parts for more products in the range.

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