When ordering raw materials, you can expect minor rust and oils that will need to be cleaned upon arrival to you.

Compatible Axles: 12,000 lb Trailer Axles Electric or Hydraulic Disc

Specs: 

• 4 - 5 Leaf 30 1/2" x 3" Wide Heavy Duty Slipper Spring for 12,000 lb Axles
  
  • Number of leaves: 5
  • 3" wide
  • 30 1/2" long (center of spring eye to end of spring)
  • 1" Eye diameter
  • Rubber bushing
  • 6000 lb capacity
  • Axle capacity: 12,000 lbs
    
• 2 - 12,000-16,000 lb Trailer Axle U-bolt Kit
  
  • 4 - Tie Plates
  • 8 - U-bolts
  • 16 - Hex Nuts
• 1 - Tandem Slipper Suspension/Hanger Kit for 12,000-16,000 lb Axles
  
  • 2 - 6.250" Tall Front Hangers
  • 2 - 4.120" Tall Center Hangers
  • 2 - 6.630" Tall Rear Hangers
  • 2 - 18.42" Long Straight Equalizers
  • 4 - 1/2" Diameter x 4.5" Long Spring Keeper Bolts
  • 4 - 1/2" Diameter Flange Locknuts
  • 2 - 1 1/8" Equalizer Bolts
  • 2 - 1 1/8" Hex Locknuts

Features:

• This kit has everything you need to mount your trailer's 5" round axle
• Spring seats required for mounting axle to leaf spring (sold separately)
• Will replace Suspension on Axle Brands: TK, Dexter, AlKO, Hayes, Rockwell American, Quality Axles.
• This kit is for a Tandem axle 12K (24K total) setup