Compatible with RAM Pro Master 3500 (159” WB) (2014-Current) EXT High roof vans with a vehicle length of 6372mm / 250.9''. Load-carrying area: 3928mm (154.6'') x 1565mm (61.6''). Ten (10) Mounting Feet secure into van's existing factory mounting points. Included Slat Bracket can be inverted for a lower profile at 85mm (3.4'') height, or left in standard configuration at 127mm (5''). Compatible with most Front Runner accessories. Slats can be configured to any spacing to accommodate roof AC, vents, or any other accessories. Fitment guide and all mounting hardware are included. No drilling or modification required. All Front Runner racks are backed by a limited lifetime warranty.* * Note: A maximum driving speed of 130km/80mi per hour should be adhered to, when equipped with a Front Runner Roof Rack or Load Bar kit.