We have new diesel and gas engine in a couple of our trucks, They both run fine, but I like the quiet of the gas over diesel,
Potentially, the Toyota Tundra rated for 10,000 plus lbs might work, which is practically 3/4 ton in execution. The problem I have with them is their “one size fits all” approach and the lack of long time service record. That’s why I feel you don’t see many recommend them…yet.