Dexter 1403T3 Slipper Leaf Spring – 7‑Leaf 4,000 lb Trailer Suspension Spring

Deliver a stable, durable ride with the Dexter 1403T3 Slipper Leaf Spring, engineered for heavier trailer loads and dependable performance. Ideal for replacing worn springs or upgrading your trailer’s suspension, this spring is built to handle the rigors of the road.

Key Features:

• OEM Dexter Part #: 1403T3
  Built to Dexter’s quality and performance standards.

• Slipper Spring Design
  One end “slips” into the hanger or equalizer, enabling smoother movement and reduced stress.

• 7‑Leaf Construction
  Provides enhanced strength and load distribution for heavier applications.

• High‑Tensile Steel Build
  Constructed for durability and resistance to fatigue.

• Nylon Bushing & 9/16" Eye
  Designed for quiet operation and less wear at mounting points.

Specifications:

• Part Number: 1403T3

• Type: Slipper leaf spring

• Load Capacity (per spring): 4,000 lbs

• Axle Capacity Compatibility: Up to 8,000 lbs

• Length (eye to slipper): 26-1/8" Long (from the center of the eye to the end of the slipper)

• Width: 2" 

• Number of Leaves: 7 

• Eye Diameter: 9/16" (nylon bushing) 

• Arch / Height: 3"

• Front Divisional (eye to center): 11‑3/16" 

• Slipper Hanger Length (eye to hanger line point): 24‑7/8" 

Trailer Compatibility

The Dexter 1403T3 leaf spring suits a variety of trailer types, including:

• Utility Trailers

• Equipment / Construction Trailers

• Cargo / Enclosed Trailers

• Flatbed Trailers

• Boat Trailers (with corrosion protection)

• Heavy Utility / Commercial Trailers