This set of running boards looks brand new. I think they were probably removed day one at the dealership.

General Motors (GM) Crew Cab Off-Road High-Clearance Assist Step (running board) designed for 2022-2024 Chevrolet Silverado and GMC Sierra models. These black, fixed, rectangular, off-road style side steps are used for easier vehicle entry and exit. Key Details: Part Number: 85654363 (often associated with 85654362, 85654359). Application: 2022–2024 GMC Sierra AT4, Chevy Silverado Trail Boss (Crew Cab). Type: Fixed, Off-Road High-Clearance Assist Steps. Color/Style: Black with traction pads. Placement: Typically listed for right or left side.