The Trojan TAPER LEAF SLIPPER SPRING – 1000kg Pair is a purpose-built trailer suspension solution designed to handle demanding boat-trailer loads with precision and longevity. Built to endure marine environments, this slipper-style spring delivers reliable performance when you need it most.

Key advantages at a glance

• Capacity per pair: 1000 kg, engineered for heavier boat trailers and demanding hauling tasks
• Leaf design: 1 × 45 mm taper leaf for consistent spring rate and controlled flex
• Coating: Dacromet-coated finish for superior corrosion resistance in saltwater and wet conditions
• Installation orientation: Locating pin sits on the top during installation; the axle rests on top with the pin engaging the axle location holes for precise alignment
• Dimensions: Overall length 765 mm; eye to center bolt 350 mm; eye diameter 1/2 inch
• Camber and thickness: Camber 155 mm with a leaf thickness of 17.8 mm (measured from the locator pin, excluding pin length)

Designed specifically for boat trailers, the slipper configuration provides a stable, predictable spring behavior under load, helping to maintain alignment and ride quality even as you traverse uneven ramps, jetties, or coastal roads. The single taper leaf concentrates material where it’s most needed, delivering robust support without unnecessary complexity.

Where this spring shines

• Rapid, straightforward installation on trailers that rely on top-mounted pins and axle positioning holes
• Marine applications where salt exposure is a factor, thanks to the durable Dacromet coating
• Trailers carrying boats, kayaks, or other craft where load consistency and long service life matter

With Trojan’s expertise in suspension components, this TAPER LEAF SLIPPER SPRING pair combines a proven taper-leaf design with modern coating technology to deliver lasting performance. If you’re upgrading worn springs or configuring a trailer that regularly sees saltwater use, this 1000 kg pair offers a precise balance of strength, durability, and installability.

Technical details at a glance ensure you can verify compatibility quickly: 1000 kg per pair, 45 mm taper leaf, O/A length 765 mm and eye to center bolt 350 mm, eye diameter 1/2", camber 155 mm, leaf thickness 17.8 mm, all finished with Dacromet coating for enhanced longevity. Trust Trojan to keep your boat trailer steady, even when the seas test the road.