Brake line fittings on modern vehicles tend to use metric measurements between 8mm and 17mm, while American vehicles from older models use SAE sizes between 3/8″ and 5/8”. Line wrenches also ...

Installing braided stainless steel brake lines is a good way to improve overall pedal feel, especially on track during heavy braking.

In operation a brake system may produce well over 1,000 psi, which requires lines, hoses, and fittings that can withstand pressure reliably. As for brake lines there are only three options that ...

GM has issued a service bulletin regarding a front brake line fitting that may have been torqued under specification in the 2025 Cadillac Optiq luxury EV.