Hydrastar® 3.5K Axle Rated 1600 PSI Trailer Brake Actuator and Complete Single Axle Trailer Brake Installation Kit (Slip Over, 1/2 in.)


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  • Complete ‘Installation Kit’ Includes:
    • (1) 381-7067 – Hydrastar® Electric Over Hydraulic (EOH) Trailer-Mounted Brake Actuator (1600 PSI)
      • Durable, sealed, fully enclosed extruded anodized aluminum housing case to easily withstand the environmental and road demands (not cast or plastic).
      • 2 YEAR LIMITED WARRANTY from date of purchase.
      • Complies with CFR-393 Federal Braking Requirements and meets all Department of Transportation (D.O.T.) regulations.
      • Designed for Drum and Disc Brakes with reliable 12 V DC operation and solid-state electronics.
      • Color-coded, heavy duty 12 Gauge wire for easy and quick install.
        (Black/Constant power, Blue/Brake controller, White/Ground, Yellow/Break-away)
      • 4 ft. Wire, Enough Length to Customize Any Job.
      • Required use of D.O.T. 3 or 4 Brake Fluid. (Not included.)
      • Compatible with any trailer configuration with 1-3 axles.
    • (1) E303-3K1SOSSC-A – Hydrastar® 3.5K Rated, Dacromet Coated Slip Over Single Axle Brake Kit with Stainless Steel Caliper (1/2 in.)
      • Corrosion-resistant Dacromet Coated Rotor and Bracket for Industry Standard trusted performance.
      • Premium, corrosion-resistant Stainless Steel Caliper construction for reliable performance.
      • 1/2 in. wheel studs
      • 1 Year Limited Warranty
      • Complete 3.5k Single Axle Brake Set, which includes:
        • (2) 303-E3R1SO 3.5K Lbs. Axle Rated Slip Over Dacromet Coated Rotor
        • (2) 303-E36CSS 3.5K/6K Lbs. Axle Rated, Stainless Steel Single (1) Hydraulic Disc Brake Caliper
        • (2) 303-E3BU 3.5K Lbs. Axle Rated Slip Over Dacromet Coated Bracket
    • (1) 496-151 – Hydrastar® Hydraulic Single Axle Brake Line Kit – 15 ft., 3/16 in., 3000psi hydraulic brake pressure
      • The Hydrastar® Brake Line Kit includes:
        – Brake Lines
        – Fittings
        – Required Hardware
      • Corrosion resistant, high-performance alloy tubing backed by a Lifetime Guarantee.
      • Triple annealed and eddy-current tested, Hydrastar® brake lines are walled 40% thicker preventing kinking and allows simple routing and smooth bends without bending tools required.
      • Meets SAE J1650 Standards (0.028 in.)
      • Made in USA
    • (2) L68149 – Hydrastar® 3.5K Rated Inner Bearing
    • (2) L44649 – Hydrastar® 3.5K Rated Outer Bearing
    • (2) 408004 – Hydrastar® 3.5K Rated Seal


Weight 89 lbs
Dimensions 40 × 48 × 21 in