AL‑KO Hydraulic Conversion Kit – 3/4″ Master Cylinder & Bracket (P/N 610941 & 313002)

Overview
This AL‑KO Hydraulic Conversion Kit includes a 3/4″ master cylinder (P/N 313002) and a hydraulic conversion body with handbrake lever (P/N 610941)—designed to activate trailer hydraulic brakes via an override coupling.

What’s Included

• 1 × 3/4″ Hydraulic Brake Master Cylinder (red fill cap, 60 mm bolt pattern)

• 1 × Hydraulic Conversion Body with manual handbrake lever

• Items are matched to OEM AL‑KO specifications

Technical Specifications

• Cylinder bore: 3/4″ (19 mm) with red plastic fill cap

• Bolt spacing for cylinder mounting: 60 mm

• Cast zinc alloy body, rubber seals designed for long-life reliability

Fitment & Compatibility

• Fits AL‑KO override couplings already equipped with Hydraulic Conversion Body (P/N 610949)

• Ideal for single‑axle trailers and caravan trailers using disc or drum hydraulic brake systems

Installation & Operation Tips

1. Mount cylinder securely on bracket; check torque per AL‑KO spec

2. Fill reservoir with DOT 3 or DOT 4 brake fluid

3. Bleed system fully to eliminate trapped air

4. Use handbrake lever for emergency brake control when unhitched

Shipping & Warranty

• Ships from Brisbane—most orders dispatch next business day

• Covered under AL‑KO manufacturer parts warranty (12 months)