Pentair C105-137PEBA 3-Phase Impeller Assembly Replacement Sta-Rite Pool and Spa Inground Pump 3-Phase impeller assembly replacement Fits Pentair Sta-Rite Max-E-Glas series pool and spa inground pump models PEA52F-125 Also fits Pentair Sta-Rite Dura-Glas series pool and spa inground pump models P2R52E3-181, P2R5E3-182, P2RA5YF-182L, P2RA5YF-182L Measures 4-3/4-inch length by 4-3/4-inch width by 2-inch height