351w fuel injected np435 Dana20 axles are Dana 60 high pinion upfront arb front locker with 5.13 gears and rear shaved currie built 9 inch with 35 spline spooled 5.13 gears this truck is built you will not be disappointed dual arb air compressors full family cage front warn winch rock crawler power steering box with ram assist aluminum radiator with electric fan....