If your Sub-Zero icemaker is dying or dead, this is the replacement icemaker you need to make the repair. Don't throw away the old icemaker right away, as you will need the wiring harness and lift arm to install on the new bare icemaker unit. The Sub-Zero Comparable Replacement Refrigerator Icemaker Kit fits Sub-Zero 201FD, 201RIM, 211, 241, 251, 361, 501F, 511, 532, 542, 550, 561, 590, 700TCI, 700TFI, 801, 2411, 2511, and 3211. Exact replacement for Sub-Zero part 4200520. Bare icemaker requires transfering your old wiring harness and lift arm to the new unit.