Sea-Doo model line
GTX 4-TEC
The Sea-Doo GTX 4-TEC is recorded for five consecutive model years, 2002 to 2006. Every GTX 4-TEC year on record is a fuel-injected four-stroke, with the engine recorded as 1503.
At a glance
- Years made
- 2002 to 2006
- Engine, as the records hold it
- 1503
- Strokes
- Four-stroke
- Fuel system
- Fuel injection
- Hull type
- Sit-down
- Model years on record
- 5
- Checked
- None of the five GTX 4-TEC model years verified, which needs a check against the maker's own document, which the row names, and an engine figure; all five name a source below.
Sea-Doo numbers are the ones the sport names each engine by, and can differ from the measured size: a 787 measures 781.6, a 947 measures 951.
Not your year? For other GTX years: GTX, 1993 to 1997, 2000 to 2002; GTX Limited, 1998 to 1999; GTX RFI, 1998 to 2002; GTX DI, 2000 to 2003; GTX Wake, 2003 to 2007; GTX 4-TEC LTD, 2006 to 2007; GTX 155, 2008 to 2019; GTX 215, 2008 to 2009, 2011 to 2013; and 13 more under Related below.
The Sea-Doo GTX 4-TEC from 2002 to 2006, one square for each model year, a decade to a row; follow a square to its row.
How we know: The 5 GTX 4-TEC rows in the year table, with each row's grade and the engine cells it prints in bold.
Year by year
| Model year | Engine, as the records hold it | Fuel system | Strokes | Hull type | What the record says | Source |
|---|---|---|---|---|---|---|
| 2002 | 1503 | Fuel injection | Four-stroke | Sit-down | The SeaDooSource reference calls this the first four-stroke Sea-Doo and the first year of OPAS off-power assisted steering. The engine is recorded here as the 1503 three-cylinder. | Source 1 |
| 2003 | 1503 | Fuel injection | Four-stroke | Sit-down | BRP's own Sea-Doo parts catalogue for the US lists this machine for 2003 as "GTX 4-TEC" under the GTX family. | Source 2 |
| 2004 | 1503 | Fuel injection | Four-stroke | Sit-down | BRP's own Sea-Doo parts catalogue for the US lists this machine for 2004 as "GTX 4-TEC" under the GTX 4-TEC family. | Source 3 |
| 2005 | 1503 | Fuel injection | Four-stroke | Sit-down | BRP's own Sea-Doo parts catalogue for the US lists this machine for 2005 as "GTX 4-TEC, STD" under the GTX 4-TEC family. | Source 4 |
| 2006 | 1503 | Fuel injection | Four-stroke | Sit-down | BRP's own Sea-Doo parts catalogue for the US lists this machine for 2006 as "GTX 4-TEC, STD" under the GTX family. | Source 5 |
Sources
- SeaDooSource model reference (secondary, author-stated from memory) (model year 2002)
- BRP, Sea-Doo parts catalogue "Sea-Doo USD" on the Sea-Doo online store, Sea-Doo Watercraft, 2003, GTX, entry "GTX 4-TEC", sea-doo-shop.brp.com (Shop by Vehicle, Sea-Doo USD, Browse Catalog; the tree is navigated in the page and has no per-model URL). Retrieved 2026-09-20. (model year 2003)
- BRP, Sea-Doo parts catalogue "Sea-Doo USD" on the Sea-Doo online store, Sea-Doo Watercraft, 2004, GTX 4-TEC, entry "GTX 4-TEC", sea-doo-shop.brp.com (Shop by Vehicle, Sea-Doo USD, Browse Catalog; the tree is navigated in the page and has no per-model URL). Retrieved 2026-09-20. (model year 2004)
- BRP, Sea-Doo parts catalogue "Sea-Doo USD" on the Sea-Doo online store, Sea-Doo Watercraft, 2005, GTX 4-TEC, entry "GTX 4-TEC, STD", sea-doo-shop.brp.com (Shop by Vehicle, Sea-Doo USD, Browse Catalog; the tree is navigated in the page and has no per-model URL). Retrieved 2026-09-20. (model year 2005)
- BRP, Sea-Doo parts catalogue "Sea-Doo USD" on the Sea-Doo online store, Sea-Doo Watercraft, 2006, GTX, entry "GTX 4-TEC, STD", sea-doo-shop.brp.com (Shop by Vehicle, Sea-Doo USD, Browse Catalog; the tree is navigated in the page and has no per-model URL). Retrieved 2026-09-20. (model year 2006)
Related
On the Sea-Doo model timeline
The timeline dates the GTX 4-TEC by release year, which can sit a year from its model years here.
Other Sea-Doo models named GTX
Cite this page
“Sea-Doo GTX 4-TEC”, BaddJet archive, https://baddjetarchive.com/reference/sea-doo/gtx-4-tec/
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