Carlson H8300S 25′ Zinc Coated Steel Brake Line Coil 3/16″ Review

Carlson H8300S 25′ Zinc Coated Steel Brake Line Coil 3/16″ Review


Carlson’s zinc-coated steel brake line coil works for a variety of domestic and foreign automotive applications in the United States and Canada. Each 25’ coil is heat-treated using a soft-annealing process and zinc-coated to create a durable yet easy-to-manipulate steel brake line with long-lasting protection against corrosion. A wall thickness of 0.028” ensures impressive durability even under the most demanding of hydraulic brake system use cases.

Manufacturer: Carlson Quality Brake Parts


Part Number: H8300S
Weight: 1.45 pounds
Dimensions: 300 x 10.5 x 1.5 inches
Origin: North America


  • Fits most light-duty vehicles in the U.S. and Canada

  • Zinc-coated for added corrosion protection

  • Heat-treated via the soft-annealing process for added strength and corrosion resistance

  • Easy to cut, bend and flare using standard tools

  • DOT-approved for use with hydraulic brake systems

  • Meets all SAE and ISO specifications


  • Less resistant to corrosion when compared to nickel-copper brake lines

  • Brake line fittings come separately


This 25’ 3/16” brake line coil is the perfect solution for your brake line replacement needs. The polished zinc coating not only offers an attractive appearance but also provides excellent protection against rust and corrosion. The zinc-coated brake line is also designed to be easy to cut, bend, and flare for DIYers and professionals alike.

Don’t forget to check your brake line sizes before installing this product. You’ll need to supply your own brake line fittings in the appropriate sizes and bending/flaring tools for installation. Carlson also offers an H8300S kit that includes an assortment of fittings.

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