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SE428 1.81:1 Ratio / 25" Shaft / 2 Stroke V6 / Counter Rotation
This gear case replaces most Yamaha 2 Stroke V6 3.1 and 3.2 Liter
(225HP / 250HP) Engines with 1.81:1 Gear Ratio and
25 Inch Drive Shaft.
Please view Technical tab for your specific model.
For Counter Rotation only, do not use for Standard Rotation
The paint color is Black. You can paint it to match
For application assistance, please find your engine model number and call 813-925-7127"
Use CRTL+F to Search for your Engine Model Number
| Year | Model Number | Shaft | Gear Ratio | SEI part number |
|---|---|---|---|---|
| 2005 | LZ250TXRD | 25 | 1.81:1 | 90-428-A25 |
| 2004 | LZ250TXRC | 25 | 1.81:1 | 90-428-A25 |
| 2003 | LX225TXRB | 25 | 1.81:1 | 90-428-A25 |
| 2003 | LX250TXRB | 25 | 1.81:1 | 90-428-A25 |
| 2003 | LZ250TXRB | 25 | 1.81:1 | 90-428-A25 |
| 2002 | LX225TXRA | 25 | 1.81:1 | 90-428-A25 |
| 2002 | LX250TXRA | 25 | 1.81:1 | 90-428-A25 |
| 2001 | LX225TXRZ | 25 | 1.81:1 | 90-428-A25 |
| 2001 | LX250TXRZ | 25 | 1.81:1 | 90-428-A25 |
| 2000 | LX225TXRY | 25 | 1.81:1 | 90-428-A25 |
| 2000 | LX250TXRY | 25 | 1.81:1 | 90-428-A25 |
| 1999 | L225TXRX | 25 | 1.81:1 | 90-428-A25 |
| 1999 | L250TXRX | 25 | 1.81:1 | 90-428-A25 |
| 1998 | L225TXRW | 25 | 1.81:1 | 90-428-A25 |
| 1998 | L250TXRW | 25 | 1.81:1 | 90-428-A25 |
| 1997 | L225TXRV | 25 | 1.81:1 | 90-428-A25 |
| 1997 | L250TXRV | 25 | 1.81:1 | 90-428-A25 |
| 1996 | L225TXRU | 25 | 1.81:1 | 90-428-A25 |
| 1996 | L250TXRU | 25 | 1.81:1 | 90-428-A25 |
| 1995 | L225TXRT | 25 | 1.81:1 | 90-428-A25 |
| 1995 | L250TXRT | 25 | 1.81:1 | 90-428-A25 |
| 1994 | L225TXRS | 25 | 1.81:1 | 90-428-A25 |
| 1994 | L250TXRS | 25 | 1.81:1 | 90-428-A25 |
| 1993 | L250TXRR | 25 | 1.81:1 | 90-428-A25 |
| 1992 | L250TXRQ | 25 | 1.81:1 | 90-428-A25 |
| 1991 | L250TXRP | 25 | 1.81:1 | 90-428-A25 |
| 1990 | L250ETXD | 25 | 1.81:1 | 90-428-A25 |
