Home(1) Peterbilt 389Tractor 2012 Peterbilt 367 Heavy Haul day cab Engine--- CUMMINSMiles---99,152Hours---11,628Transmission---Eaton 18 speedRearend--- Spicer 4.48 ratioSteer tires---425/65/R22.5Drives---11R24.5Drop axel--- 315/80R22.5