Product Description
12K Tandem Trailer Axle Kit | 24K GVWR | HDSS Hutch Suspension | Super Single 17.5" Tire & Wheel Combos
Everything You Need to Install and Haul Heavy
This complete Carter 12K Tandem Trailer Axle Kit includes everything you need to install your axles and suspension. Designed for heavy-duty trailers with Super Single 17.5” tire and wheel combos, this kit features upgraded HDSS Hutch heavy-duty suspension and Carter 12K axles engineered for serious hauling performance.
All Carter Axles are 100% fully interchangeable with Dexter Axles and parts, making replacements and maintenance easy anywhere nationwide — all bearings, seals, hubs, and brake parts are direct-fit replacements for Dexter components.
Kit Includes
-
(2) 12K Electric Brake Trailer Axles – 8x6.5" bolt pattern
-
(4) 72-48 HDSS Hutch 3-leaf slipper springs (11,200 lb rated, 42" long, 3" wide)
-
(2) HDSS U-Bolt Kits (3/4" dia x 12" long U-bolts with nuts)
-
(1) Complete HDSS Hutch Tandem Suspension Kit
-
(4) 17.5" Super Single Tire & Wheel Combos
Everything you need to install your axles and start hauling heavy — just select your tire and wheel options.
Axle Specifications
-
Capacity: 12,000 lbs per axle
-
Bolt Pattern: 8x6.5"
-
Tube Diameter: 5" round
-
Bearings: Inner 3984 / Outer 28682
-
Seal: 10-56
-
Brakes: 12-¼” x 5” Auto-Adjusting Electric
-
Studs: 5/8"
-
Hub Diameter: 4.75"
-
Lubrication: Oil or grease compatible
-
Finish: Powder coated
-
Hub Caps: Upgraded forged aluminum oil hub caps
-
Hardware: Swivel flange nuts included
-
Spring Pads: #3-403 HDS Hutch spring pads (pre-welded or loose — your choice)
We can weld your spring pads to custom spacing for an additional charge.
Call 844-898-8687 if you’d like them welded in place before shipping.
U-Bolt & Spring Details
-
Part #72-48: HDSS Hutch 11,200 lb 3-leaf slipper spring, 42" long x 3" wide
-
Part #UBHDS-1175: 3/4" dia x 12" long U-bolts with nuts (for Hutch suspension)
HDSS Hutch Suspension Kit Includes
-
(2) Rear Hangers – Part# 30-75-5
-
(4) Tie Plates – Part# 12-068
-
(2) Fixed Track Rods – 19.25" (62-11-1)
-
(2) Center Hanger & Equalizer Kits – 29-49-1
-
(2) Hutch Equalizers – EQHDS
-
(2) Adjustable Track Rods – 62-1-1
-
(2) Front Hangers – 28-82-5
-
(8) Equalizer Bolts 1"-8 x 5-1/2" – 007-169-00
-
(8) 1"-8 Lock Nuts – 006-112-00
-
(6) Keeper Bolts 5/8"-18 x 4.5" – 7-294
-
(6) 5/8" Lock Nuts – 6-126
-
(6) Keeper Bolt Sleeves – 33-91
-
(2) 1-1/8"-7 x 6" Equalizer Bolts – 007-170-00
-
(2) 1-1/8"-7 Lock Nuts – 006-072-00
-
(2) 1-1/8" Washers – 118W
-
(8) 7/8" U-bolts w/ nuts – UBHDS-1175
-
(4) HDSS Hutch Slipper Springs – 72-48
Why Choose Carter Axles
- 100% Interchangeable with Dexter Axles & Parts – Bearings, seals, hubs, and brakes match Dexter part numbers for nationwide compatibility.
- Heavy-Duty Design – Forged aluminum oil hub caps, auto-adjust brakes, and thick 5” axle tubing built to handle serious weight.
- Ready to Install – Includes suspension, U-bolts, and tires/wheels.
- Flexible Setup – Choose pre-welded or loose spring pads.
- Nationwide Serviceability – Replace parts anywhere — all major trailer service centers carry compatible components.
Summary
The Carter 12K Tandem Axle Kit with HDSS Hutch suspension and Super Single 17.5" tire/wheel combos delivers unmatched strength, easy maintenance, and nationwide parts compatibility. Designed for 24,000 lb GVWR trailers, this complete setup comes ready to install and get you hauling heavy the right way.
Built strong. Built to last. Built to haul.
