2020 Ford F350 Dually 6in. Radius arm lift kit rear shocks block Fox 2005 audi a8 quattro base esi6974062 Required for 5th wheel base 2012 chevrolet camaro zl1 esi8408112 Required for 5th wheel base rails if not using a custom bracket kit Shank can be flipped for a max rise of 3 1 2" and drop of 3 3 4" At this height driveline adjustments are necessary to allow the use of the factory driveshafts so a precision built transfer case indexing ring featuring ARP studs can clock the transfer case and improve the front driveline operating angle Additionally a high clearance transmission crossmember supplied to allow sufficient clearance