Grote Sentry Lamp Pigtail – 6 Inch (66904)

The Grote Sentry Lamp Pigtail (66904) is a sealed electrical wiring connector designed for compatible Grote Sentry-series vehicle lighting assemblies. This 6-inch pigtail features a three-wire, ground-return configuration and Slim-Line .180-inch male bullet terminals, providing a reliable electrical connection for compatible marker, clearance, and signal lamp applications.

Designed for heavy-duty truck and commercial vehicle lighting systems, the assembly incorporates factory-molded plugs and an O-ring seal to help protect electrical connections against moisture intrusion and corrosion. Its sealed design supports dependable lighting operation in demanding vehicle environments and makes it suitable for replacement and maintenance of compatible Grote lamps.

• Manufacturer: Grote Industries

• Part Number: 66904

• Cross-Reference Number: GRO66904

• Product Type: Sentry lamp pigtail / wiring connector

• Application: Vehicle marker, clearance, and compatible Sentry lighting systems

• Function: Electrical connection for compatible lighting assemblies

• Overall Length: 6 inches

• Wire Length: Approximately 5 inches

• Wire Configuration: 3-wire ground-return system

• Wire Material: GPT automotive wire

• Wire Gauge: 14 AWG

• Connector Type: Slim-Line .180-inch male bullet terminals and Sentry lamp connector

• Sealing: Factory-molded plug with O-ring to help resist moisture and corrosion

• Compatible Lamps: Grote 5202, 5206, and 5306 series

• Warranty: Listed with a 1-year warranty

• Quality: Genuine Grote-manufactured replacement component