I highly recommend it, used it on 2 PUPS and worked great. Just back in, slide it under the low side and crank it until the PUP is leveled. It also helps with the k side to side movement.
2014 Ford F-250 Lariat Crew Cab 4X4, 6.2L gasser, 3.73
2013 Jayco White Hawk 28DSBH
2012 Ford F-150 Lariat Supercrew 4X4, 3.5L Ecoboost, 3.73 (traded)
2005 Jayco 1207 (second PUP)
1976 Coleman Brandywine (first PUP)