Gasoline concrete mixer, 9 cu. feet, Gasoline concrete mixers 9 cu. feet, Large Heavy Duty Side Dump A generous 9 cu. ft. capacity for large batches. Complete with B78 x 13 (25″ dia.) high speed tires, tapered roller bearings, 56″ wide axle with cantilever springs, 2-3/8″ O.D., 7/32″ thick towpole with safety chain, pintile style hitch, 24″ dia. handwheel, belt drive and dump lock, spacious cowl for maximum ventilation.