Duofit Override Hydraulic Coupling - 3/4 inch 2500kg capacity - T201660

Overview

Built to satisfy real-world towing demands, the Duofit Override Hydraulic Coupling is engineered to align fully with the New Zealand standard NZS5232:1993 in all respects. Constructed from high‑grade cast iron and protected with substantial corrosion coating, this coupling is built to endure salt spray, muddy tracks, and daily use without the maintenance headaches that plague lesser parts. With a robust 2500 kg gross vehicle mass (GVM) rating, it provides a dependable connection for heavy trailers, caravans, boats, and utility loads.

Key compatibility and durability

Designed to fit common tow ball configurations, it suits 50 mm and 1 in 7/8 in tow balls, ensuring broad compatibility with a wide range of trailers. The combination of corrosion protection and a rugged cast‑iron chassis means long-term performance in challenging environments—from coastal ramps to remote bush tracks. This is the kind of component you install once and rely on for years of trouble-free towing.

Why this matters for your setup

• NZ-standard compliant: Peace of mind knowing your hitch meets NZS5232:1993 criteria across engagement, locking, and safety features.
• High-load capacity: 2500 kg GVM rating supports everyday towing needs for caravans, boats, and large trailers.
• Rugged construction: Cast‑iron, with heavy corrosion protection for durability in saltwater, rain, and off‑road conditions.
• Versatile compatibility: Works with both 50 mm and 1 in 7/8 in tow balls, broadening its applicability across trailers you own or maintain.
• Maintenance-conscious design: Built for long-term use with regular inspection and periodic upkeep recommended to ensure peak performance.

Ideal use cases

Whether you’re planning a weekend caravan escape, heading to the boat ramp, or simply tackling a routine rubbish run with a sturdy trailer, this coupling is designed to keep you on the move. It’s equally suited for upgrading an older trailer or building a new one—Trojan’s Duofit range provides a trusted foundation for reliable towing and future‑proof maintenance.

Practical tips for best results

• Ensure correct fitment to the corresponding tow balls (50 mm or 1 in 7/8 in) and verify the 3/4 inch connection size matches your setup.
• Perform a visual inspection before each trip: check for signs of wear, cracks, or corrosion, and confirm the locking mechanism engages smoothly.
• Follow periodic maintenance guidelines for trailer parts; even durable components benefit from routine lubrication and cleaning to extend life.
• Have a competent person install and verify the coupling during major trailer overhauls or after significant impact events.

With the Duofit Override Hydraulic Coupling, you’re choosing a component designed to stand up to the rigours of towing, backed by Trojan’s range of durable trailer parts—from axles and suspensions to wheels, brakes, and electrical systems. When you’re ready to hit the road or water, you’ll appreciate the confidence that comes from a well‑engineered, NZ-standard towing solution.