The RIM277 produces seven crescent shaped ice cubes every cycle. This Icemaker includes 2 harnesses. Using these harnesses, this icemaker will also replace RIM115, RIM116, RIM117, Gemlime, Mid-South mechanical style icemakers. Using a combination of supplied wiring harnesses or your old wiring harness this unit will replace SubZero part numbers: 4200520, 4200521, 4200522, 4201760 using your old wiring harness, this unit will also replace: Amana / Maytag D7824706Q.