Chevy GMC 7-way RV OEM Twist Lock Plug Trailer Connector Truck Harness – Need a Trailer Part
23404450 - 7-Pin to 4-Pin Trailer Wiring Adapter 2015-2022 GM | Chevrolet Parts Direct
Hopkins Endurance Multi-tow Ford Gm 7 Blade and 4 Flat Connector in the Trailer Parts & Accessories department at Lowes.com
7 Pin Trailer Plug: What You Need to Know - TheRVgeeks
Amazon.com: Oyviny Replacement USCAR to 7 Way RV Blade Trailer Connector for Chevy, Ford, GMC and Nissan, Silverado Trailer Plug, Factory Tow Package and USCAR Socket Required : Automotive