We checked as many boxes as we could on the configurator for the Slate Truck, and when the dust settled, the price tag was at $46,294.The Slate Truck starts at $24,950, but the bed cap that turns it into the Fastback SUV body style bumps the price to $31,950.Slate is touting affordability and customizability, but adding from the vast list of options can quickly raise the attractive base price.