Bill Smith
Founder, 1929-2014
Speedy Bill
Since 1952
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America's Oldest Speed Shop ®


Universal Mechanical Brake Light Switch

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5/32" round male terminals on switch. 2 10-32 screws included to mount. Lever actuated to OFF and spring return to ON, lever length 2.875
Universal Mechanical Brake Light Switch
Product Video
Universal Mechanical Brake Light Switch

Click image to enlarge

Watch the video below to learn more about the differences in brake lines, flare types and fittings you may want to consider before plumbing away on your current chassis project.



Q & A

What's in the Box

Our mechanical brake light switch is "closed" in the at rest position. It breaks the circuit when pushed. Mounts near your brake pedal and the arm can be bent as needed. 42 amp max rating.

Use for your street rod, truck, or muscle car!


  • Assembly is 1" deep 
  • Mounting plate is 1" x .75" 
  • .6875" center to center for the mounting screws

You may also be interested in:

Pressure Brake Switch, 1/8 NPT
(Part #91031305)

Pressure brake switch has 1/8" male NPT threads. For inline installation of this switch, use one of the corresponding tee fittings. This is a standard normally open switch that closes when actuated, at 60-100 psi.

Brake Light Switch with 3/8 Inch IFM Adapter Fitting
(Part #91031304)

This brake light switch has a 3/8"-24 IFM thread so you can screw it right into an inverted flare brake fitting.

  • Designed to be installed into a 3/8"-24 inverted flare female fitting
  • Switch has two 1/4" wide male spade terminals
  • 3/8"-24 IFM thread adapter included
NOTE:   If using residual valves in conjunction with this switch, we recommend installing the switch in-line before the residual valves.