AL-KO 3/4" Bore Trailer Hydraulic Brake Master Cylinder

Part Number: 313001

Bore Diameter: 3/4" (inch) internal piston

Vendor: AL-KO

Part number 313001 is a genuine AL-KO 3/4" Bore Trailer Hydraulic Brake Master Cylinder. It is designed for installation on standard 50mm override couplings to convert the physical pushing force of the trailer into hydraulic pressure to activate your trailer’s hydraulic drum or disc brakes.

Key Specifications & Features

• Bore Diameter: 3/4" inch internal piston.
• Mounting Pattern: Standard 60mm centre-to-centre hole distance between the two mounting bolts.
• Universal Multi-Fit: Designed to fit seamlessly onto standard AL-KO override couplings as well as most other major aftermarket trailer coupling brands.
• Heavy-Duty Construction: Features a robust cast-metal body engineered to withstand high braking line pressures.
• High-Visibility Cap: Outfitted with a bright red plastic filler cap and a large integrated internal rubber seal to block out dirt and moisture.
• Hydraulic Line Compatible: Suitable for use with standard hydraulic brake piping.

Compatibility

Suits standard 50mm override couplings on boat trailers, box trailers, and caravan trailers fitted with hydraulic drum or disc brake systems. Compatible with AL-KO and most major aftermarket coupling brands.

Product Details

• Part No: 313001
• Bore: 3/4"
• Bolt spacing: 60mm centre-to-centre
• Weight: 0.7kg
• Body: Cast metal

Why Buy From Warragul Marine?

• Authorised marine and trailer parts supplier
• Genuine OEM parts — not aftermarket
• Fast dispatch from our Australian warehouse