Standard Ignition SLS-25 Brake Light Switch

Brand Standard Ignition SLS-25
Color Silver
Connector Gender Male
Finish Aluminum
Functions Switch
Terminal Gender Male
Fits International, Jeep, Checker, Kaiser, Nash, Willys, Chrysler, Dodge, Plymouth, DeSoto, Studebaker, Mercury, and Hudson · 32 vehicles

Robust design. Built with high-grade materials for demanding service use.

Reduced arcing. Special spring and contact arrangement helps extend service life.

Copper alloy conductors. Deliver superior conductivity with low resistive losses.

Cross-references 1S5366, 5-812 and 53-54490 for the same application. See all 13.

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Brake Light Switch for Reliable Stoplamp Operation

The Standard Ignition SLS-25 brake light switch is built for dependable stoplamp signaling in classic Chrysler and Jeep applications. It uses a durable housing, copper alloy conductors, and a contact design that helps reduce arcing for consistent electrical performance.

  • Brake light switch for stoplamp circuit control
  • Silver color with aluminum finish
  • Male connector gender with 1 connector
  • Male terminal design with 2 terminals
  • Brass or high-impact composite housing design, depending on application specification
  • Special spring and contact arrangement to support extended service life
  • 100% tested for mechanical and electrical switching performance

Detailed Product Overview

Standard Ignition SLS-25 is a brake light switch designed for vehicles that need accurate pedal-actuated stoplight operation. The switch construction focuses on electrical conductivity and durability, using copper alloy conductors to reduce resistive loss and a contact arrangement engineered to limit arcing during repeated use. This makes it a practical replacement for Chrysler Imperial, Chrysler New Yorker, Chrysler Newport, Chrysler Town & Country, and Jeep CJ5 brake light switch applications.

This part cross-references Standard Ignition applications such as S193 and SL133 for the same type of stoplight switch use. The SLS-25 part number is also commonly searched for OE-style brake light switch replacement on older Chrysler and Jeep vehicles.

Vehicle Fitment

  • Fits 1959-1961 Jeep CJ5, N/A
  • Fits 1949-1954 Chrysler Imperial, N/A; 2 Way Female Connector
  • Fits 1950-1952 Chrysler New Yorker, N/A
  • Fits 1939-1942 Chrysler New Yorker, N/A
  • Fits 1951-1952 Chrysler Newport, N/A
  • Fits 1950-1952 Chrysler Town & Country, N/A
  • Fits 1942 Chrysler Town & Country, N/A
  • Fits 1949 Chrysler New Yorker, N/A; 2 Way Female Connector
  • Fits 1949 Chrysler Town & Country, N/A; 2 Way Female Connector
  • Fits 1937-1939 Chrysler Imperial, N/A

What It Helps Fix

  • Brake lamps that do not illuminate when the pedal is pressed
  • Intermittent stoplight operation caused by worn switch contacts
  • Delayed or inconsistent brake light response
  • Electrical resistance issues in the stoplamp circuit
  • Switch wear from repeated pedal cycling

Installation Notes and Tips

Verify connector style, terminal count, and vehicle application before installation. The SLS-25 uses a male connector and male terminals, so matching the existing harness and switch interface is important on Chrysler and Jeep brake light switch replacement jobs. Confirm pedal-actuated switch alignment and test stoplamp operation after installation.

Quality Assurance

Standard Ignition manufactures original equipment ignition and electrical products with quality control maintained throughout production, from component selection to finished part. Each SLS-25 brake light switch is tested for mechanical and electrical switching performance before release.

This part fits 32 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1961JeepCJ5——N/A—
1960JeepCJ5——N/A—
1959JeepCJ5——N/A—
1954ChryslerImperial——N/A2 Way Female Connector
1953ChryslerImperial——N/A2 Way Female Connector
1952ChryslerImperial——N/A2 Way Female Connector
1952ChryslerNew Yorker5.4LV8N/A—
1952ChryslerNewport4.3LL6N/A—
1952ChryslerNewport5.4LV8N/A—
1952ChryslerTown & Country5.4LV8N/A—
1952ChryslerTown & Country4.1LL6N/A—
1952ChryslerTown & Country4.3LL6N/A—
1951ChryslerImperial——N/A2 Way Female Connector
1951ChryslerNew Yorker5.4LV8N/A—
1951ChryslerNewport4.1LL6N/A—
1951ChryslerNewport5.4LV8N/A—
1951ChryslerTown & Country4.1LL6N/A—
1951ChryslerTown & Country5.4LV8N/A—
1950ChryslerImperial——N/A2 Way Female Connector
1950ChryslerNew Yorker5.3LL8N/A—
1950ChryslerTown & Country5.3LL8N/A—
1949ChryslerImperial——N/A2 Way Female Connector
1949ChryslerNew Yorker——N/A2 Way Female Connector
1949ChryslerTown & Country——N/A2 Way Female Connector
1942ChryslerNew Yorker——N/A—
1942ChryslerTown & Country——N/A—
1941ChryslerNew Yorker——N/A—
1940ChryslerNew Yorker——N/A—
1939ChryslerImperial——N/A—
1939ChryslerNew Yorker——N/A—
1938ChryslerImperial——N/A—
1937ChryslerImperial——N/A—
Directly replaces or cross-references 13 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
1S53665-81253-5449091A1348095119R114503411232353719106685EG1039F4804J647801S193SL133