HAVIS's PT-A-101 1997 – 2019 Chevrolet G-series rear permanent step assembly has heavy duty steel framework and nonslip tread surface and provides safe entry and exit of van. Electrocoat primary coating with additional black powder coat finish for premium rust protection. Bolt-on design for simple installation (requires some drilling). Rear permanent step tread is 48 in wide x 10 in deep. Optional PT-A-902 flip step will work, but is not recommended for the Ford Transit with rear backup sensor in bumper. Some vans do not have the OEM backup sensor option.