High Performace Quality OEM Style Jet Pump Wear Rings. Jet Pump Wear RIngs meet OEM standards or higher. PWC Engine brings Higher Quality for an awesome price! This Jet Pump Wear Ring compatible with Sea-Doo will fit all models RX DI 951 2000-2003 Watercraft Part# 003-503 OEM# 271000653, 155.3mm ID