73303 Rotary Jet Warm Gray, 1997-Current is for the following models:
| Make | Model | Date Range |
| Hot Spring | Grandee | 1995-2011 |
| Hot Spring | Vista | 2004-2011 |
| Hot Spring | Envoy | 2004-2011 |
| Hot Spring | Vanguard | 2001-2011 |
| Hot Spring | Jetsetter | 1995-2011 |
| Hot Spring | Prodigy | 1995-2011 |
| Hot Spring | Sovereign | 1995-2011 |
| Hot Spring | Accolade | 2005-2006 |
| Hot Spring | Aria | 2007-2011 |
| Hot Spring | Highlife ILE | 2003 |
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