If you end up driving the truck in High rear all the time, put it in Low rear when parked. The shift linkage can fall out of high gear due to gravity and the rear can end up in neutral allowing the truck to roll free.
Mike B
Mike Boteler
1956 Chevy 3100 Resto Rod 1952 Willys M38 Army Jeep 1983 Jeep CJ7 Laredo 1984 Jeep CJ7 +++++ Silver Spring, MD