Tandem Axle 12K-16K Slipper Suspension Hanger Kit – For 3" Wide Slipper Springs

Restore strength, stability, and safety to your trailer with this heavy-duty tandem axle slipper suspension hanger kit, engineered for 12,000-16,000 lb gross axle weight (GAWR) applications. Designed for 3" wide slipper springs, this complete suspension hardware kit includes all required hangers, equalizers, and mounting bolts to replace worn or damaged components and get your trailer back on the road.

This tandem axle trailer hanger kit is designed for use with axles spaced 42" apart (center-to-center).

Kit Specifications

Suspension Components:

• (2) 6.250" Tall Front Hangers
• (2) 4.120" Tall Center Hangers
• (2) 6.630" Tall Rear Hangers
• (2) 18.42" Long Straight Equalizers

Mounting Hardware:

• (4) 1/2" Diameter x 4.50" Long Spring Keeper Bolts
• (4) 1/2" Diameter Flange Lock Nuts
• (4) 1"-8 x 5-1/2" Equalizer Bolts
• (4) 1"-8 Hex Lock Nuts

Application & Fitment

• Suspension Type: Slipper Suspension
• Axle Configuration: Tandem Axle
• Capacity: 12,000-16,000 lb GAWR
• Spring Compatibility: 3" Wide Slipper Springs
• Spacing: 42.25"

This kit is ideal for commercial trailers, equipment trailers, flatbeds, dump trailers, and heavy-duty hauling applications requiring a reliable tandem axle slipper suspension setup.

Key Features & Benefits

• Complete slipper suspension hanger kit for tandem axle trailers
• Designed for 12K-16K trailer axle systems
• Includes all required hangers, equalizers, and hardware
• Replaces worn or damaged suspension components
• Ensures proper axle alignment and load distribution
• Built from heavy-duty steel for long-term durability
• Ideal for repairs, rebuilds, or new trailer suspension installations

Note on Raw Materials:
When ordering raw steel suspension components, minor surface rust and protective oils are normal and may require cleaning prior to installation. This does not affect performance or structural integrity.

Why Choose The Trailer Parts Outlet?

If your trailer suspension is showing signs of wear, sagging, or instability, this all-in-one 12K-16K slipper suspension hanger kit provides a cost-effective and dependable replacement solution. Our team at The Trailer Parts Outlet is committed to offering quality trailer parts at affordable prices, backed by knowledgeable support when you need it.

Order your tandem axle 12K-16K slipper suspension hanger kit today and keep your trailer safe, stable, and road-ready.