One of the first things I did after picking up my single axle Micro Lite was upgrade to LR D Carlisle Trail HDs. Others here swear by Goodyear Endurance...
2014 Micro Lite 19fd
2015 F-150 5.0L V8 XLT Crew Cab, 4x4, Tow Package, 36 gal tank, 3.55 locker, 1891 payload, Integrated Brake Controller, Roadmaster Active Suspension
Wooden Spoon Survivor