HomeElectrical, Lighting and Body > SwitchesStandard Ignition DS-740 Headlight Switch
Part #: DS-740

Standard Ignition DS-740 Headlight Switch

⚙️ 12 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Dodge, Ram 1500, Ram 2500, and Ram 3500
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Headlight Switch for Dodge Ram Trucks

The Standard Ignition DS-740 headlight switch is designed specifically for Dodge Ram 1500, 2500, and 3500 models. This direct snap fit switch ensures a secure and precise installation, restoring proper headlight function to your vehicle.

  • Direct, snap fit attachment method for easy installation
  • Compatible with Dodge Ram 1500, 2500, and 3500 models
  • Black, silver, and white color options to match interior styling
  • 9-pin male rectangular connector for reliable electrical connection
  • Durable aluminum, ceramic, and plastic finish for long-lasting performance
  • 12-volt operation with blade-type male terminals

Product Features and Specifications

The DS-740 headlight switch from Standard Ignition is engineered with a 9-terminal blade connector and a 9-pin male rectangular connector, providing a stable and secure electrical interface. Its direct snap fit attachment method allows for straightforward replacement without the need for additional hardware. The switch is available in black, silver, and white finishes, constructed from a combination of aluminum, ceramic, and plastic materials to withstand daily use and environmental factors. Designed to operate at 12 volts, this headlight switch meets the electrical requirements of Dodge Ram 1500, 2500, and 3500 trucks.

Compatible Dodge Ram Models and Applications

This headlight switch is compatible with Dodge Ram 1500, Ram 2500, and Ram 3500 trucks, making it a suitable replacement part for restoring headlight control functionality. Whether you are addressing a faulty switch or upgrading your vehicle’s lighting controls, the DS-740 part number ensures proper fit and function for these specific Dodge Ram models.

Common Issues Addressed by the DS-740 Headlight Switch

  • Intermittent or non-functioning headlights
  • Difficulty turning headlights on or off
  • Headlight switch stuck or physically damaged
  • Electrical connection problems causing headlight failure
  • Worn or corroded terminals affecting switch performance

Installation Notes and Tips

Installation of the DS-740 headlight switch is straightforward due to its direct snap fit design. Ensure the vehicle’s battery is disconnected before beginning replacement to avoid electrical shorts. Carefully disconnect the 9-pin male rectangular connector and remove the old switch by releasing the snap fit tabs. Align the new switch and press firmly until it snaps into place. Reconnect the electrical connector and test headlight operation before completing the installation.

Quality Assurance and Warranty Information

Standard Ignition manufactures the DS-740 headlight switch to meet OEM specifications for fit, form, and function. The combination of aluminum, ceramic, and plastic materials provides durability and reliable performance. This part is backed by Standard Ignition’s quality standards, ensuring consistent operation in Dodge Ram 1500, 2500, and 3500 trucks. Please refer to Standard Ignition’s warranty policy for specific coverage details.

BrandStandard Ignition
Part NumberDS-740
Attachment MethodDirect, Snap Fit
ColorBlack, Silver,White
Connector GenderMale
Connector ShapeRectangular
FinishAluminum, Ceramic, Plastic
FunctionsHeadlight
Terminal GenderMale
Terminal TypeBlade
Voltage12

This part fits 12 vehicles. Search below:

YearMakeModelPositionNotes
1997DodgeRam 1500N/A
1997DodgeRam 2500N/A
1997DodgeRam 3500N/A
1996DodgeRam 1500N/A
1996DodgeRam 2500N/A
1996DodgeRam 3500N/A
1995DodgeRam 1500N/A
1995DodgeRam 2500N/A
1995DodgeRam 3500N/A
1994DodgeRam 1500N/A
1994DodgeRam 2500N/A
1994DodgeRam 3500N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1S14352-HLS40488278253-223225523388924342DS740THL157HL7057HL7057SBHLS40SW1487

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.