CURT Automotive Electrical Plug: 4-Way, Rubber, 16 ga Wire Gauge, Trailer and Tow Vehicle
SKU 3G-OTH-487837
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Frequently Asked Questions
What is the CURT 58381 4-way electrical plug used for?
The CURT 58381 is a 4-way rubber electrical plug designed for connecting trailer and tow vehicle wiring. It is commonly used in fleet and vehicle maintenance applications to power trailer lights, brakes, and signals, ensuring safe towing operations.
What are the specifications of the CURT 58381 electrical plug?
The CURT 58381 is a 4-way rubber electrical plug with 16 ga wire gauge, designed for trailer and tow vehicle use. The manufacturer part number is 58381. It provides a reliable connection for standard trailer lighting and brake circuits.
Where to buy the CURT 58381 4-way plug worldwide?
3G Electric supplies the CURT 58381 4-way rubber electrical plug worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this part to your location. Contact us for availability and lead time.
How to install the CURT 58381 4-way trailer plug?
To install the CURT 58381, match the 4-way connector to your vehicle's wiring harness, typically color-coded for left turn, right turn, tail lights, and ground. Secure the rubber housing to prevent moisture ingress. Always verify connections with a test light before towing.
Used in
Common applications for CURTCURT Products
3G Electric supplies CURT fleet and vehicle maintenance. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









