Transmission, 4-speed automatic, electronic variable automatic
Transmission, 6-speed, electric automatic -inc: overdrive and tow/haul mode, driver shift control, manual shift mode
Cooler, auxiliary, external transmission oil cooler, heavy duty air-to-oil
Transmission, 6-speed automatic, heavy duty electronically controlled -inc: overdrive, tow/haul mode
Cooler, auxiliary, external transmission oil cooler, heavy duty air-to-oil