Originally Posted by crazycal
The MD3060 has 6 gears but my understanding is that only 5 are used in a school bus application.
We have a crap load of buses at the shop, so I started looking.
My 96 MD3060 only go's to 5th gear.
Same bus but a 2000 has the 6th gear.
Both are 8.3 Cummins, MD3060 combo's. The 2000 is a electronic version of the 8.3, still at 250hp.
I think it's all in how they were ordered when new.