Skip to content

Hydrastar® 3.5K Axle, 5 Lug Slip Over Trailer Disc Brake Kit (1/2 in.), OEM 204 Caliper, SB Brake

SKU #E303-3K1SO-SB-A
Original price $300.00 - Original price $300.00
Original price
$300.00
$300.00 - $300.00
Current price $300.00

The Hydrastar® Disc Brake Kits elevate trailer safety and compatibility to new heights. With careful consideration of your trailer’s capacity, load, and tire/wheel dimensions, Hydrastar® streamlines your selection with an extensive range of Hydraulic Disc Brake and Axle sets, designed to meet the specific requirements of every user.

This brake set is a economy version of our Standard 3.5k Brake Set. Parts do not interchange with standard 225 Caliper sets. It is intended for low mileage, lower speed and average use only.

Corrosion Resistance: The Dacromet Coating on all components guarantees industry-standard performance and durability. For those seeking an upgrade, stainless steel options are available, enhancing longevity and resistance to rust and corrosion.

  • (2) 3.5K Lbs. Axle Rated Slip Over "SB" Dacromet Coated Rotors
  • (2) 3.5K/6K Lbs. Axle Rated, Dacromet Coated Hydraulic Disc Brake "204" Calipers
  • (2) 3.5K Slip Over "SB" Dacromet Coated Brackets
  • (4) Stainless Caliper Bolts
What You Get

In The Box & Sold Separately

Included
(2) 3.5K Lbs. Axle Rated Slip Over "SB" Dacromet Coated Rotors
(2) 3.5K/6K Lbs. Axle Rated, Dacromet Coated Hydraulic Disc Brake "204" Calipers
(2) 3.5K Slip Over "SB" Dacromet Coated Brackets
(4) Stainless Caliper Bolts
Tire & Wheel Size Compatibility: 13", 14", 15"
Warranty: Kit Includes:
Sold Separately
DOT 3 or DOT 4 Brake Fluid
Brake Lines
Actuator (EOH or Surge)
Breakaway Kit
What You Need to Know

Key Features & Specs

Disc Brake Kit
  • Dacromet Coated Rotor and Bracket for industry-standard performance
Questions about fitment?

Feel free to reach out to us or start a live chat in the bottom right corner for assistance.

Additional Details

Specifications & Compliance

Wheel Stud Compatibility: Designed to accommodate 5 on 4-1/2 in. bolt pattern, ensuring a wide range of trailer compatibility.
The set is backed by a 1 Year Limited Warranty, emphasizing our commitment to quality and customer satisfaction.
Need Help?
Our team is here to help you find the right part.
Fastest response? Use the chat bubble in the bottom-right corner
or call (812) 655-4544 · Mon–Fri, 8am–4:30pm ET