Propane powered Chevy small block 400
SM 420 "Granny gear" 4spd transmission with a 7:1 first gear
Dana 300 transfer case with Currie twin stick
98:1 overall low range
High pinion Dana 44 front diff with Detroit Locker, 5.13:1 gears, new Superior Axle & Gear chrome moly shafts with chrome...