The Trojan Taper Leaf Slipper Spring – 1400kg Pair is built for serious marine trailer duty. Featuring a durable Dacromet coating, this slipper leaf spring delivers reliable performance in salt air, splash zones, and rugged roads—so your boat trailer stays level, controlled, and ready for the next voyage.

Designed specifically for boat trailers, this single 45mm taper leaf pairs with a top-mounted locating pin for precise alignment. The axle sits on top with the pin engaging axle location holes, simplifying installation and ensuring consistent suspension geometry after every ride.

• Capacity per pair: 1400 kg
• Leaf configuration: 1 - 45mm taper
• Overall length: 765 mm
• Eye to center bolt: 370 mm
• Eye diameter: 1/2 inch
• Slipper width: 45 mm
• Camber (arch): 155 mm
• Leaf thickness (measured from locator pin): 17.8 mm
• Coating: Dacromet for enhanced corrosion resistance
• Brand: Trojan

What this means in real-world use is straightforward: a robust, salt‑water‑ready suspension component that maintains trailer alignment under heavy loads, reduces sway on rough roads, and stands up to the elements. The 1400kg capacity makes it suitable for larger boats and gear-loaded trailers, while the tapered leaf design helps absorb road irregularities smoothly, delivering a more stable towing experience.

Ideal for boat trailer builders and owners who demand longevity and predictable performance, the Trojan Taper Leaf Slipper Spring combines proven engineering with corrosion resistance. Install it once, and benefit from lasting support that keeps your trailer riding true, every mile of the way.