Standard Ignition US-91 Ignition Switch

Brand Standard Ignition US-91
Attachment Method Bolt On
Coding Coded
Connector Gender Female
Connector Shape Square
Hardware Included No
Mounting Bracket(s) Included Yes
Mounting Location Column
Terminal Gender Male
Terminal Type Blade
Fits Dodge, Chrysler, and Plymouth · 118 vehicles

Bolt-on installation. Built for proper fit and function with no modifications needed.

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

100% tested. Verifies mechanical and electrical switching performance.

Cross-references Continental 56026, Standard Ignition LS420 and 1S6143 for the same application. See all 9.

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Ignition Switch for Tilt-Column Dodge and Chrysler Applications

The Standard Ignition US-91 ignition switch is built for vehicles that use a column-mounted, coded switch with a tilt steering wheel setup. It is a direct-fit electrical replacement for select Dodge and Chrysler models from the late 1970s through the 1980s, including Dodge D100, D150, D250, D350, Ramcharger, W100, W150, W250, W350, and Chrysler LeBaron, New Yorker, Newport, and Town & Country applications.

  • Column-mounted ignition switch with bolt-on attachment method
  • Coded design for proper switch indexing
  • 1 female square connector
  • 9 male blade terminals
  • Mounting bracket(s) included
  • Copper alloy conductors for strong electrical conductivity and reduced resistance
  • 100% tested for mechanical and electrical switching performance

Detailed Product Overview

Standard Ignition US-91 is an ignition switch replacement engineered for service work where fit, terminal layout, and electrical consistency matter. The switch uses a square connector shape, a single connector interface, and a 9-terminal blade configuration to match the specified column applications. For Dodge D100 and Dodge Ramcharger tilt steering wheel vehicles, as well as Chrysler and Dodge truck and van platforms listed in the fitment data, this part number provides the correct column-switch format for restoration or repair work. The US-91 part number is also referenced under Standard Ignition LS420.

This part cross-references Continental 56026 for the same application.

Common Problems This Part Can Address

  • No-start condition caused by a worn ignition switch
  • Intermittent accessory, ignition, or starter circuit operation
  • Electrical contact loss from heat or wear at the switch terminals
  • Key position issues related to column switch failure
  • Restoration needs on older Dodge and Chrysler tilt-column vehicles

Installation Notes and Fitment

Compatible With 1986-1987 Dodge D100, D150, D250, D350, Ramcharger, W100, W150, W250, and W350 with tilt steering wheel and 9 terminals. Compatible With 1984-1985 Dodge D100 with tilt steering wheel. Compatible With 1978-1979 Dodge D100, 1978-1985 Dodge D150, 1981-1985 Dodge D250, 1981-1985 Dodge D350, 1980-1985 Dodge Ramcharger, 1978-1978 Dodge Ramcharger, 1978-1985 Dodge W150, 1981-1985 Dodge W250, 1981-1985 Dodge W350, 1981-1983 Dodge B150, B250, and B350, 1982 Dodge Magnum, 1978-1979 Dodge Magnum, 1981 Dodge Magnum, 1978-1980 Dodge B100, B200, B300, D200, D300, W200, and W300, 1977-1979 Chrysler LeBaron, New Yorker, Newport, and Town & Country, and 1977-1978 Dodge Aspen, Charger, and Monaco with tilt steering wheel where noted.

Verify the vehicle’s steering column configuration, connector style, and terminal count before installation. The coded design and mounting bracket(s) help support correct alignment during replacement on compatible Dodge and Chrysler column applications.

Quality Assurance

Standard Ignition builds this switch with robust materials and copper alloy conductors to support reliable electrical transfer in service environments. Each unit is tested for both mechanical action and electrical switching performance before release.

This part fits 118 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1987DodgeD100——N/Aw/ Tilt Steering Wheel; 9 Term.
1987DodgeD150——N/Aw/ Tilt Steering Wheel; 9 Term.
1987DodgeD250——N/Aw/ Tilt Steering Wheel; 9 Term.
1987DodgeD350——N/Aw/ Tilt Steering Wheel; 9 Term.
1987DodgeRamcharger——N/Aw/ Tilt Steering Wheel; 9 Term.
1987DodgeW100——N/Aw/ Tilt Steering Wheel; 9 Term.
1987DodgeW150——N/Aw/ Tilt Steering Wheel; 9 Term.
1987DodgeW250——N/Aw/ Tilt Steering Wheel; 9 Term.
1987DodgeW350——N/Aw/ Tilt Steering Wheel; 9 Term.
1986DodgeD100——N/Aw/ Tilt Steering Wheel; 9 Term.
1986DodgeD150——N/Aw/ Tilt Steering Wheel; 9 Term.
1986DodgeD250——N/Aw/ Tilt Steering Wheel; 9 Term.
1986DodgeD350——N/Aw/ Tilt Steering Wheel; 9 Term.
1986DodgeRamcharger——N/Aw/ Tilt Steering Wheel; 9 Term.
1986DodgeW100——N/Aw/ Tilt Steering Wheel; 9 Term.
1986DodgeW150——N/Aw/ Tilt Steering Wheel; 9 Term.
1986DodgeW250——N/Aw/ Tilt Steering Wheel; 9 Term.
1986DodgeW350——N/Aw/ Tilt Steering Wheel; 9 Term.
1985DodgeD100——N/ACompatible with vehicles with tilt steering wheel.
1985DodgeD150——N/ACompatible with vehicles with tilt steering wheel.
1985DodgeD250——N/ACompatible with vehicles with tilt steering wheel.
1985DodgeD350——N/ACompatible with vehicles with tilt steering wheel.
1985DodgeRamcharger——N/ACompatible with vehicles with tilt steering wheel.
1985DodgeW150——N/ACompatible with vehicles with tilt steering wheel.
1985DodgeW250——N/ACompatible with vehicles with tilt steering wheel.
1985DodgeW350——N/ACompatible with vehicles with tilt steering wheel.
1984DodgeD100——N/ACompatible with vehicles with tilt steering wheel.
1984DodgeD150——N/ACompatible with vehicles with tilt steering wheel.
1984DodgeD250——N/ACompatible with vehicles with tilt steering wheel.
1984DodgeD350——N/ACompatible with vehicles with tilt steering wheel.
1984DodgeRamcharger——N/ACompatible with vehicles with tilt steering wheel.
1984DodgeW150——N/ACompatible with vehicles with tilt steering wheel.
1984DodgeW250——N/ACompatible with vehicles with tilt steering wheel.
1984DodgeW350——N/ACompatible with vehicles with tilt steering wheel.
1983DodgeB150——N/ACompatible with vehicles with tilt steering wheel.
1983DodgeB250——N/ACompatible with vehicles with tilt steering wheel.
1983DodgeB350——N/ACompatible with vehicles with tilt steering wheel.
1983DodgeD150——N/ACompatible with vehicles with tilt steering wheel.
1983DodgeD250——N/ACompatible with vehicles with tilt steering wheel.
1983DodgeD350——N/ACompatible with vehicles with tilt steering wheel.
1983DodgeRamcharger——N/ACompatible with vehicles with tilt steering wheel.
1983DodgeW150——N/ACompatible with vehicles with tilt steering wheel.
1983DodgeW250——N/ACompatible with vehicles with tilt steering wheel.
1983DodgeW350——N/ACompatible with vehicles with tilt steering wheel.
1982DodgeB150——N/ACompatible with vehicles with tilt steering wheel.
1982DodgeB250——N/ACompatible with vehicles with tilt steering wheel.
1982DodgeB350——N/ACompatible with vehicles with tilt steering wheel.
1982DodgeD150——N/ACompatible with vehicles with tilt steering wheel.
1982DodgeD250——N/ACompatible with vehicles with tilt steering wheel.
1982DodgeD350——N/ACompatible with vehicles with tilt steering wheel.
1982DodgeMagnum5.9LV8N/ACompatible with vehicles with tilt steering wheel.
1982DodgeRamcharger——N/ACompatible with vehicles with tilt steering wheel.
1982DodgeW150——N/ACompatible with vehicles with tilt steering wheel.
1982DodgeW250——N/ACompatible with vehicles with tilt steering wheel.
1982DodgeW350——N/ACompatible with vehicles with tilt steering wheel.
1981DodgeB150——N/ACompatible with vehicles with tilt steering wheel.
1981DodgeB250——N/ACompatible with vehicles with tilt steering wheel.
1981DodgeB350——N/ACompatible with vehicles with tilt steering wheel.
1981DodgeD150——N/ACompatible with vehicles with tilt steering wheel.
1981DodgeD250——N/ACompatible with vehicles with tilt steering wheel.
1981DodgeD350——N/ACompatible with vehicles with tilt steering wheel.
1981DodgeMagnum5.9LV8N/A—
1981DodgeRamcharger——N/ACompatible with vehicles with tilt steering wheel.
1981DodgeW150——N/ACompatible with vehicles with tilt steering wheel.
1981DodgeW250——N/ACompatible with vehicles with tilt steering wheel.
1981DodgeW350——N/ACompatible with vehicles with tilt steering wheel.
1980DodgeB100——N/ACompatible with vehicles with tilt steering wheel.
1980DodgeB200——N/ACompatible with vehicles with tilt steering wheel.
1980DodgeB300——N/ACompatible with vehicles with tilt steering wheel.
1980DodgeD150——N/ACompatible with vehicles with tilt steering wheel.
1980DodgeD200——N/ACompatible with vehicles with tilt steering wheel.
1980DodgeD300——N/ACompatible with vehicles with tilt steering wheel.
1980DodgeRamcharger——N/ACompatible with vehicles with tilt steering wheel.
1980DodgeW150——N/ACompatible with vehicles with tilt steering wheel.
1980DodgeW200——N/ACompatible with vehicles with tilt steering wheel.
1980DodgeW300——N/ACompatible with vehicles with tilt steering wheel.
1979ChryslerLeBaron——N/ACompatible with vehicles with tilt steering wheel.
1979ChryslerNew Yorker——N/ACompatible with vehicles with tilt steering wheel.
1979ChryslerNewport——N/ACompatible with vehicles with tilt steering wheel.
1979ChryslerTown & Country——N/ACompatible with vehicles with tilt steering wheel.
1979DodgeB100——N/ACompatible with vehicles with tilt steering wheel.
1979DodgeB200——N/ACompatible with vehicles with tilt steering wheel.
1979DodgeB300——N/ACompatible with vehicles with tilt steering wheel.
1979DodgeD100——N/ACompatible with vehicles with tilt steering wheel.
1979DodgeD150——N/ACompatible with vehicles with tilt steering wheel.
1979DodgeD200——N/ACompatible with vehicles with tilt steering wheel.
1979DodgeD300——N/ACompatible with vehicles with tilt steering wheel.
1979DodgeMagnum——N/ACompatible with vehicles with tilt steering wheel.
1979DodgeRamcharger——N/Aw/ Tilt Steering Wheel; 9 Term.
1979DodgeW150——N/ACompatible with vehicles with tilt steering wheel.
1979DodgeW200——N/ACompatible with vehicles with tilt steering wheel.
1979DodgeW300——N/ACompatible with vehicles with tilt steering wheel.
1978ChryslerLeBaron——N/ACompatible with vehicles with tilt steering wheel.
1978ChryslerNew Yorker——N/ACompatible with vehicles with tilt steering wheel.
1978ChryslerNewport——N/ACompatible with vehicles with tilt steering wheel.
1978ChryslerTown & Country——N/ACompatible with vehicles with tilt steering wheel.
1978DodgeAspen——N/ACompatible with vehicles with tilt steering wheel.
1978DodgeB100——N/ACompatible with vehicles with tilt steering wheel.
1978DodgeB200——N/ACompatible with vehicles with tilt steering wheel.
1978DodgeB300——N/ACompatible with vehicles with tilt steering wheel.
1978DodgeCharger——N/ACompatible with vehicles with tilt steering wheel.
1978DodgeD100——N/ACompatible with vehicles with tilt steering wheel.
1978DodgeD150——N/ACompatible with vehicles with tilt steering wheel.
1978DodgeD200——N/ACompatible with vehicles with tilt steering wheel.
1978DodgeD300——N/ACompatible with vehicles with tilt steering wheel.
1978DodgeMagnum——N/ACompatible with vehicles with tilt steering wheel.
1978DodgeMonaco——N/ACompatible with vehicles with tilt steering wheel.
1978DodgeRamcharger——N/ACompatible with vehicles with tilt steering wheel.
1978DodgeW150——N/ACompatible with vehicles with tilt steering wheel.
1978DodgeW200——N/ACompatible with vehicles with tilt steering wheel.
1978DodgeW300——N/ACompatible with vehicles with tilt steering wheel.
1977ChryslerLeBaron——N/ACompatible with vehicles with tilt steering wheel.
1977ChryslerNew Yorker——N/ACompatible with vehicles with tilt steering wheel.
1977ChryslerNewport——N/ACompatible with vehicles with tilt steering wheel.
1977ChryslerTown & Country——N/ACompatible with vehicles with tilt steering wheel.
1977DodgeAspen——N/ACompatible with vehicles with tilt steering wheel.
1977DodgeCharger——N/ACompatible with vehicles with tilt steering wheel.
1977DodgeMonaco——N/ACompatible with vehicles with tilt steering wheel.
Directly replaces or cross-references 9 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Continental — 56026Standard Ignition — LS4201S614353-2759019726713747199CS89KS6613UL6-9