We came back from Payson last Fall and did your route from Globe to Safford to IH10, pulling a 43' 5th wheel. No problems there. Looks like 77 to Show Low may be the most questionable.
Scotty and Kristen, Airedales Dagny and Wyatt
2007 Newmar Mountain Aire 4528, 450 HP ISM, Allison 4000, 8 Trojan T-105's
2019 F250 King Ranch 4x4 Powerstroke
Roadmaster Blackhawk 2, RVI2 Brake System