2020/2021 Sprinter 170 4x4 HR - Full Custom! Rare and Hard to Find! 2020 Mercedes Benz 4x4 Sprinter under construction Please find list of component here or email us at info@peak10customs.com for more information. This build is currently under construction w/ a tentative finish date of February 2022. If you're looking for a professionally built van, this one is for you. Originally designed as the Peak 10 Customs' demo/show van this rig is built with all the creature comforts and performance one could ever want in an adventure van.