Heavy Equipment Parts supplies aftermarket crankshafts for excavators and heavy machinery engines. The crankshaft converts the reciprocating motion of the pistons into the rotational output that drives the machine — making it one of the most critical and load-bearing components in the engine. Our crankshafts are precision ground and balanced to OEM specifications for reliable, vibration-free performance. Compatible with major engine platforms including Komatsu, Caterpillar, Isuzu, Cummins, Hitachi, and Hyundai. Available from our Sydney warehouse with fast delivery Australia-wide.