This Allstar Performance brake hard line is a pre-made 1/4in diameter brake line built from 304 grade stainless steel. The tubing is double annealed for easier bending and flaring, and this line measures 20in long. It comes fitted with standard 7/16-24 stainless flare nuts on each end, ready to install. Pre-made lines exceed SAE and DOT requirements and offer a show-quality natural stainless finish for long service life.
Spec Sheet: Allstar Spec Sheet
Compatibility
This 1/4in stainless hard line fits any brake system using 7/16-24 flare nut fittings, a common thread size across many circle track, drag, and street/strip brake setups. Confirm the flare nut size on your vehicle or caliper before ordering.
FAQ
What size flare nuts does this brake line use?
This 1/4in stainless brake line uses 7/16-24 flare nuts.
Is this line pre-flared or do I need to flare it myself?
This line comes pre-made with 7/16-24 stainless flare nuts already installed on both ends, ready to install.
Can this stainless line be bent by hand?
Yes. The 304 grade stainless tubing is double annealed, which makes it easier to bend and flare than untreated stainless tubing.
Does this brake line meet DOT requirements?
Yes, this pre-made brake line exceeds SAE and DOT requirements.
What's the difference between the 1/4in and 3/16in stainless brake line families?
The 1/4in line uses larger 7/16-24 flare nuts while the 3/16in line uses 3/8-24 flare nuts; the two are not interchangeable end-for-end.
