Manual transmission vehicles rely on hydraulic pressure to disengage the clutch smoothly. The catalogue divides these into two main components:

Engineered to preserve fluid pressure while flexing with the vehicle's suspension movements, shielding the hydraulic circuit from external debris. 2. Hydraulic Clutch Components

Seiken Hydraulic Brake & Clutch Parts Catalogue - Find the Right Parts for Your Vehicle!

Immediate indexing of newly released vehicle models and part supersessions.

A sticking clutch or a soft pedal often points to a failing clutch master cylinder. Seiken’s catalogue distinguishes between hydraulic clutch systems and mechanical linkages. For hydraulic units, the bore diameter is critical—common sizes are 5/8”, 3/4”, and 15/16”.

┌────────────────────────────────────────────────────────┐ │ SEIKEN HYDRAULIC PARTS CATALOGUE STRUCTURE │ └───────────────────────────┬────────────────────────────┘ │ ┌──────────────────┴──────────────────┐ ▼ ▼ ┌─────────────────────────────────┐ ┌─────────────────────────────────┐ │ BRAKE SYSTEM LINEUP │ │ CLUTCH SYSTEM LINEUP │ ├─────────────────────────────────┤ ├─────────────────────────────────┤ │ • Tandem Master Cylinders │ │ • Clutch Master Cylinders │ │ • Wheel Cylinders & Cup Kits │ │ • Clutch Operating Cylinders │ │ • Caliper Pistons & Seal Kits │ │ • Concentric Slave Cylinders │ │ • Brake Hoses & Boosters │ │ • Booster Jackets & Repair Kits │ └─────────────────────────────────┘ └─────────────────────────────────┘ 1. Hydraulic Brake Components

The micro-finished inner walls of Seiken cylinders drastically reduce friction, preserving the life of the internal rubber cups for years of reliable operation. Conclusion