| Cox | | |
HP/Drive | Model | Year | Hub/Boss |
300 | Diesel 300 (19 Spline) | All Years | RBX-123 |
| Evinrude | | |
HP/Drive | Model | Year | Hub/Boss |
90 | E-Tec 25in. Shaft (15 Spline) | 2015-2020 | RBX-100 |
90 | DPX E-Tec 25in. Shaft (15 Spline) | 2004-2014 | RBX-100 |
90 | Ficht Large Gearcase (15 Spline) | 2001-2003 | RBX-100 |
90 | Ficht Large Gearcase (15 Spline) | 1999-2000 | RBX-100 |
90 | Ficht Large Gearcase (15 Spline) | 1998 | RBX-100 |
90 | V4 Large Gearcase (15 Spline) | 1995-1997 | RBX-100 |
100 | V4 (15 Spline) | 2004-2006 | RBX-100 |
100 | V4 Commercial (15 Spline) | 1991-2020 | RBX-100 |
115 | E-Tec Pontoon Series (15 Spline) | 2015-2020 | RBX-100 |
115 | E-Tec Pontoon Series (15 Spline) | 2014 | RBX-100 |
115 | E-Tec (15 Spline, 25in. Shaft) | 2008-2020 | RBX-100 |
115 | E-Tec (15 Spline, 25in. Shaft) | 2005-2007 | RBX-100 |
115 | V4 Ficht (15 Spline, 25in. Shaft) | 2001-2004 | RBX-100 |
115 | V4 Ficht (15 Spline, 25in. Shaft) | 1999-2000 | RBX-100 |
115 | V4 Ficht (15 Spline, 25in. Shaft) | 1998 | RBX-100 |
115 | V4 Large Gearcase (15 Spline) | 1995-1997 | RBX-100 |
120 | V4 Large Gearcase (15 Spline) | 1992-1994 | RBX-100 |
130 | E-Tec (15 Spline, 25in. Shaft) | 2009-2013 | RBX-100 |
130 | E-Tec (15 Spline, 25in. Shaft) | 2006 | RBX-100 |
130 | V4 Large Gearcase (15 Spline) | 1995-1998 | RBX-100 |
135 | V6 H.O. (15 Spline, 20in. Shaft) | 2014-2020 | RBX-100 |
135 | V6 H.O. (15 Spline, 25in. Shaft) | 2014-2020 | RBX-100 |
135 | Ficht/DFI (15 Spline) | 2001-2004 | RBX-100 |
140 | 2 Stroke Lrg Gearcase (15 Spline) | 1991-1994 | RBX-100 |
150 | E-Tec Pontoon Series (15 Spline) | 2014-2020 | RBX-100 |
150 | E-Tec (15 Spline) | 2015-2020 | RBX-100 |
150 | E-Tec (15 Spline) | 2008-2014 | RBX-100 |
150 | E-Tec H.O. (15 Spline) | 2009-2020 | RBX-100 |
150 | V6 Commercial (15 Spline) | 1993-2020 | RBX-100 |
150 | DFI H.O. (15 Spline) | 2004 | RBX-100 |
150 | Ficht/DFI (15 Spline) | 2001-2004 | RBX-100 |
150 | Ficht (15 Spline) | 2000 | RBX-100 |
150 | Ficht (15 Spline) | 1999 | RBX-100 |
150 | V6/V6 Intruder (15 Spline) | 1991-1998 | RBX-100 |
155 | V6 Commercial (15 Spline) | 1991-2020 | RBX-100 |
175 | E-Tec (15 Spline) | 2015-2020 | RBX-100 |
175 | E-Tec (15 Spline) | 2008-2014 | RBX-100 |
175 | Ficht/DFI (15 Spline) | 2001-2004 | RBX-100 |
175 | Ficht (15 Spline) | 2000 | RBX-100 |
175 | Ficht (15 Spline) | 1999 | RBX-100 |
175 | V6/V6 Intruder (15 Spline) | 1991-1998 | RBX-100 |
200 | E-Tec H.O. (15 Spline) | 2015-2020 | RBX-100 |
200 | E-Tec H.O. (15 Spline) | 2011-2014 | RBX-100 |
200 | E-Tec H.O. (15 Spline) | 2006-2010 | RBX-100 |
200 | E-Tec (15 Spline) | 2015-2020 | RBX-100 |
200 | E-Tec (15 Spline) | 2007-2014 | RBX-100 |
200 | E-Tec (15 Spline) | 2006 | RBX-100 |
200 | Ficht H.O./DFI H.O. (15 Spline) | 2003-2004 | RBX-100 |
200 | Ficht/DFI (15 Spline) | 2003-2004 | RBX-100 |
200 | Ficht (15 Spline) | 2001-2002 | RBX-100 |
200 | Ficht (15 Spline) | 2000 | RBX-100 |
200 | Ficht (15 Spline) | 1999 | RBX-100 |
200 | V6/V6 Vindicator (15 Spline) | 1991-1998 | RBX-100 |
225 | E-Tec H.O. (15 Spline) | 2015-2020 | RBX-100 |
225 | E-Tec H.O. (15 Spline) | 2011-2014 | RBX-100 |
225 | E-Tec H.O. (15 Spline) | 2009-2010 | RBX-100 |
225 | E-Tec H.O. (15 Spline) | 2006-2008 | RBX-100 |
225 | E-Tec (15 Spline) | 2015-2020 | RBX-100 |
225 | E-Tec (15 Spline) | 2005-2014 | RBX-100 |
225 | Ficht H.O./DFI H.O. (15 Spline) | 2003-2004 | RBX-100 |
225 | Ficht/DFI (15 Spline) | 2000-2004 | RBX-100 |
225 | Ficht (15 Spline) | 1999 | RBX-100 |
225 | V6/V6 Vindicator (15 Spline) | 1991-1998 | RBX-100 |
250 | E-Tec H.O. (15 Spline) | 2015-2020 | RBX-100 |
250 | E-Tec H.O. (15 Spline) | 2012-2014 | RBX-100 |
250 | E-Tec H.O. (15 Spline) | 2008-2011 | RBX-100 |
250 | E-Tec (15 Spline) | 2015-2020 | RBX-100 |
250 | E-Tec (15 Spline) | 2006-2014 | RBX-100 |
250 | V6 Ficht/DFI (15 Spline) | 2000-2004 | RBX-100 |
250 | V8 (15 Spline) | 1991-1995 | RBX-100 |
300 | E-Tec (15 Spline) | 2015-2020 | RBX-100 |
300 | E-Tec (15 Spline) | 2009-2014 | RBX-100 |
300 | V8 2-Stroke (15 Spline) | 1991-1995 | RBX-100 |
| Evinrude | | |
HP/Drive | Model | Year | Hub/Boss |
100 | V4 Commercial (15 Spline) | 1984-1990 | RBX-101 |
120 | V4 Large Gearcase (15 Spline) | 1985 | RBX-101 |
140 | 2 Stroke Lrg Gearcase (15 Spline) | 1985-1990 | RBX-101 |
150 | V6 (15 Spline) | 1978-1990 | RBX-101 |
155 | V6 Commercial (15 Spline) | 1978-1990 | RBX-101 |
175 | V6 (15 Spline) | 1977-1990 | RBX-101 |
185 | V6 2-Stroke (15 Spline) | 1984-1985 | RBX-101 |
200 | V6 2-Stroke (15 Spline) | 1976-1990 | RBX-101 |
225 | V6/V6 Vindicator (15 Spline) | 1986-1990 | RBX-101 |
235 | V6 2-Stroke (15 Spline) | 1978-1985 | RBX-101 |
275 | V8 2-Stroke (15 Spline) | 1986-1988 | RBX-101 |
300 | V8 2-Stroke (15 Spline) | 1986-1990 | RBX-101 |
2.6 Litre | V6 2-Stroke (15 Spline) | 1984-1985 | RBX-101 |
3.6 Litre | 3.6L V8 2-Stroke (15 Spline) | 1986-1987 | RBX-101 |
| Evinrude | | |
HP/Drive | Model | Year | Hub/Boss |
200 | E-Tec G2 H.O. (15 Spline) | 2014-2020 | RBX-151 |
225 | E-Tec G2 H.O. (15 Spline) | 2014-2020 | RBX-151 |
225 | E-Tec G2 (15 Spline) | 2014-2020 | RBX-151 |
250 | E-Tec G2 H.O. (15 Spline) | 2014-2020 | RBX-151 |
250 | E-Tec G2 (15 Spline) | 2014-2020 | RBX-151 |
300 | E-Tec G2 (15 Spline) | 2014-2020 | RBX-151 |
| Honda | | |
HP/Drive | Model | Year | Hub/Boss |
115 | BF115 Large Gearcase (15 Spline) | 2011-Present | RBX-107 |
135 | BF135 Large Gearcase (15 Spline) | 2004-Present | RBX-107 |
150 | BF150 Large Gearcase (15 Spline) | 2004-Present | RBX-107 |
200 | BF200 Large Gearcase (15 Spline) | 2002-Present | RBX-107 |
225 | BF225 Large Gearcase (15 Spline) | 2002-Present | RBX-107 |
250 | BF250 Large Gearcase (15 Spline) | 2012-Present | RBX-107 |
| Johnson | | |
HP/Drive | Model | Year | Hub/Boss |
90 | V4 Large Gearcase (15 Spline) | 2001-2006 | RBX-100 |
90 | V4 Large Gearcase (15 Spline) | 1995-2000 | RBX-100 |
100 | V4 Commercial (15 Spline) | 1991-2001 | RBX-100 |
115 | V4 Large Gearcase (15 Spline) | 2001-2006 | RBX-100 |
115 | V4 Large Gearcase (15 Spline) | 1995-2000 | RBX-100 |
120 | V4 Large Gearcase (15 Spline) | 1991-1994 | RBX-100 |
130 | V6 (15 Spline) | 1995-2000 | RBX-100 |
135 | V6 (15 Spline) | 2001 | RBX-100 |
140 | 2 Stroke Lrg Gearcase (15 Spline) | 1991-1994 | RBX-100 |
150 | V6 (15 Spline) | 2003-2006 | RBX-100 |
150 | V6 (15 Spline) | 1991-2002 | RBX-100 |
150 | V6 Commercial (15 Spline) | 2003-2006 | RBX-100 |
150 | V6 Commercial (15 Spline) | 1993-2002 | RBX-100 |
175 | V6 (15 Spline) | 2003-2006 | RBX-100 |
175 | V6 (15 Spline) | 1991-2002 | RBX-100 |
200 | V6 2-Stroke (15 Spline) | 1991-2001 | RBX-100 |
225 | V6 2-Stroke (15 Spline) | 1991-2001 | RBX-100 |
250 | V6 (15 Spline) | 1997-2001 | RBX-100 |
250 | V8 (15 Spline) | 1994-1995 | RBX-100 |
250 | V6 (15 Spline) | 1991-1993 | RBX-100 |
300 | V8 2-Stroke (15 Spline) | 1991-1995 | RBX-100 |
| Johnson | | |
HP/Drive | Model | Year | Hub/Boss |
100 | V4 Commercial (15 Spline) | 1984-1990 | RBX-101 |
120 | V4 Large Gearcase (15 Spline) | 1985-1990 | RBX-101 |
140 | 2 Stroke Lrg Gearcase (15 Spline) | 1985-1990 | RBX-101 |
150 | V6 (15 Spline) | 1978-1990 | RBX-101 |
155 | V6 Commercial (15 Spline) | 1978-1990 | RBX-101 |
175 | V6 (15 Spline) | 1977-1990 | RBX-101 |
185 | V6 2-Stroke (15 Spline) | 1984-1985 | RBX-101 |
200 | V6 2-Stroke (15 Spline) | 1976-1990 | RBX-101 |
225 | V6 2-Stroke (15 Spline) | 1986-1990 | RBX-101 |
235 | V6 2-Stroke (15 Spline) | 1978-1985 | RBX-101 |
275 | V8 2-Stroke (15 Spline) | 1986-1988 | RBX-101 |
300 | V8 2-Stroke (15 Spline) | 1986-1990 | RBX-101 |
2.6 Litre | V6 2-Stroke (15 Spline) | 1984-1985 | RBX-101 |
3.6 Litre | 3.6L V8 2-Stroke (15 Spline) | 1986-1987 | RBX-101 |
| Johnson | | |
HP/Drive | Model | Year | Hub/Boss |
200 | 4-Stroke (15 Spline) | 2004-2005 | RBX-104 |
225 | 4 Stroke (15 Spline) | 2004-2005 | RBX-104 |
| Mariner | | |
HP/Drive | Model | Year | Hub/Boss |
115 | w/Command Thrust (15 Spline) | 2015-Present | RBX-102 |
135 | Verado (15 Spline) | 2007-2010 | RBX-102 |
135 | Optimax (15 Spline) | 1996-2008 | RBX-102 |
135 | 135 (15 Spline) | 1987-Present | RBX-102 |
150 | Verado (15 Spline) | 2006-Present | RBX-102 |
150 | 4 Stroke (15 Spline) | 2012-Present | RBX-102 |
150 | EFI 2 Stroke (15 Spline) | 2007-2008 | RBX-102 |
150 | EFI 2 Stroke (15 Spline) | 2003-2005 | RBX-102 |
150 | 150 (15 Spline) | 1978-2003 | RBX-102 |
175 | 175 (15 Spline) | 1978-Present | RBX-102 |
200 | Verado (15 Spline) | 2005-Present | RBX-102 |
200 | Optimax (15 Spline) | 2015-Present | RBX-102 |
200 | 200 (15 Spline) | 1991-2005 | RBX-102 |
200 | 200 EFI (15 Spline) | 1994-2003 | RBX-102 |
200 | 200 (15 Spline) | 1978-1990 | RBX-102 |
220 | 220 (15 Spline) | 1987 -1988 | RBX-102 |
225 | Optimax (15 Spline) | 2015-Present | RBX-102 |
225 | 225 EFI (15 Spline) | 1996-2004 | RBX-102 |
225 | 225 (15 Spline) | 1980-1998 | RBX-102 |
225 | Marathon (15 Spline) | All Years | RBX-102 |
250 | 2 Stroke (15 Spline) | 1994-2005 | RBX-102 |
275 | 275 (15 Spline) | 1990-1994 | RBX-102 |
300 | Verado (15 Spline) | 2008-Present | RBX-102 |
300 | 300 (15 Spline) | 1999-2002 | RBX-102 |
300 | 300 (15 Spline) | 1983 | RBX-102 |
| Mercruiser | | |
HP/Drive | Model | Year | Hub/Boss |
Models 1A,1B,1C | All (15 Spline) | Up to 1982 | RBX-102 |
Models 120, 140, 145 DTS, 165 | All (15 Spline) | Up to 1982 | RBX-102 |
Models 225S,228,233,255TRS,260 | All (15 Spline) | Up to 1982 | RBX-102 |
Models 280TRS,330TRS,470,485,888,898 | All (15 Spline) | Up to 1982 | RBX-102 |
120-260HP 1983-85 | All (15 Spline) | 1983-1985 | RBX-102 |
Alpha I (15 Spline) | 3.0L 135hp | All Years | RBX-102 |
Alpha I (15 Spline) | 4.3L 180hp | All Years | RBX-102 |
Alpha I (15 Spline) | 4.3L 190hp | All Years | RBX-102 |
Alpha I (15 Spline) | 4.3L 205hp | All Years | RBX-102 |
Alpha I (15 Spline) | 4.3L EFI 210hp | All Years | RBX-102 |
Alpha I (15 Spline) | 4.3L MPI 220hp | All Years | RBX-102 |
Alpha I (15 Spline) | 5.0L 220hp | All Years | RBX-102 |
Alpha I (15 Spline) | 5.0L EFI 240hp | All Years | RBX-102 |
Alpha I (15 Spline) | 5.0L MPI 260hp | All Years | RBX-102 |
Alpha I (15 Spline) | 5.7L 250hp | All Years | RBX-102 |
Alpha I (15 Spline) | 5.7L EFI 260hp | All Years | RBX-102 |
Alpha I (15 Spline) | 350 Mag MPI 300hp | All Years | RBX-102 |
Alpha I (15 Spline) | 350 Horizon 300hp | All Years | RBX-102 |
Alpha I (15 Spline) | All Others | All Years | RBX-102 |
Bravo I + Bravo I X (15 Spline) | 5.0L 220hp | 1988-Present | RBX-102 |
Bravo I + Bravo I X (15 Spline) | 5.0L EFI 240hp | 1988-Present | RBX-102 |
Bravo I + Bravo I X (15 Spline) | 5.0L MPI 260hp | 1988-Present | RBX-102 |
Bravo I + Bravo I X (15 Spline) | 5.7L 250hp | 1988-Present | RBX-102 |
Bravo I + Bravo I X (15 Spline) | 5.7L EFI 260hp | 1988-Present | RBX-102 |
Bravo I + Bravo I X (15 Spline) | 350 Mag MPI 300hp | 1988-Present | RBX-102 |
Bravo I + Bravo I X (15 Spline) | 350 Horizon 300hp | 1988-Present | RBX-102 |
Bravo I + Bravo I X (15 Spline) | MX 6.2L MPI 320hp | 1988-Present | RBX-102 |
Bravo I + Bravo I X (15 Spline) | 496 Mag 375hp | 1988-Present | RBX-102 |
Bravo I + Bravo I X (15 Spline) | All Others (under 400hp) | 1988-Present | RBX-102 |
| Mercury | | |
HP/Drive | Model | Year | Hub/Boss |
75 | Sea Pro CT (15 Spline) | 2015-Present | RBX-102 |
90 | w/Command Thrust (15 Spline) | 2014-Present | RBX-102 |
90 | Sea Pro CT (15 Spline) | 2014-Present | RBX-102 |
100 | w/Command Thrust (15 Spline) | 2015-Present | RBX-102 |
115 | Pro XS CT 4Cyl. 2.1L (15 Spline) | 2017-Present | RBX-102 |
115 | FourStroke CT (15 Spline) | 2014-Present | RBX-102 |
115 | Sea Pro CT (15 Spline) | 2014-Present | RBX-102 |
135 | Verado (15 Spline) | 2007-2010 | RBX-102 |
135 | Optimax (15 Spline) | 1996-2008 | RBX-102 |
135 | 135 (15 Spline) | 1987-Present | RBX-102 |
135 | 135 (15 Spline) | 1990-1996 | RBX-102 |
150 | Verado (15 Spline) | 2006-Present | RBX-102 |
150 | FourStroke (15 Spline) | 2012-Present | RBX-102 |
150 | Sea Pro (15 Spline) | 2012-Present | RBX-102 |
150 | Optimax (15 Spline) | 2004-Present | RBX-102 |
150 | EFI 2 Stroke (15 Spline) | 2007-2008 | RBX-102 |
150 | EFI 2 Stroke (15 Spline) | 2003-2005 | RBX-102 |
150 | 150 (15 Spline) | 1978-2003 | RBX-102 |
175 | Verado (15 Spline) | 2006-Present | RBX-102 |
175 | Optimax (15 Spline) | 2000-2010 | RBX-102 |
175 | 175 EFI (15 Spline) | 2000-2002 | RBX-102 |
175 | 175 (15 Spline) | 1990-1999 | RBX-102 |
175 | 175 (15 Spline) | 1978-1989 | RBX-102 |
200 | Verado Pro (15 Spline) | 2015-Present | RBX-102 |
200 | Verado (15 Spline) | 2005-Present | RBX-102 |
200 | Optimax (15 Spline) | 1998-Present | RBX-102 |
200 | 200 (15 Spline) | 1991-2005 | RBX-102 |
200 | 200 EFI (15 Spline) | 1994-2003 | RBX-102 |
200 | 200 (15 Spline) | 1978-1990 | RBX-102 |
220 | 220 (15 Spline) | 1987-1988 | RBX-102 |
225 | Verado (15 Spline) | 2005-Present | RBX-102 |
225 | Optimax (15 Spline) | 1998-2012 | RBX-102 |
225 | 225 EFI (15 Spline) | 1996-2004 | RBX-102 |
225 | 225 (15 Spline) | 1996-1998 | RBX-102 |
225 | 225 (15 Spline) | 1980-1995 | RBX-102 |
250 | Verado Pro (15 Spline) | 2011-Present | RBX-102 |
250 | Verado (15 Spline) | 2005-Present | RBX-102 |
250 | Optimax (15 Spline) | 2007-Present | RBX-102 |
250 | Pro XB (15 Spline) | 2000-2005 | RBX-102 |
250 | 2 Stroke (15 Spline) | 1994-2005 | RBX-102 |
275 | Verado (15 Spline) | 2005-2010 | RBX-102 |
275 | 275 (15 Spline) | 1990-1994 | RBX-102 |
300 | Verado Pro (15 Spline) | 2011-Present | RBX-102 |
300 | Verado (15 Spline) | 2008-Present | RBX-102 |
300 | 300 (15 Spline) | 1999-2002 | RBX-102 |
300 | 300 (15 Spline) | 1983 | RBX-102 |
3.4L | 3.4L (15 Spline) | 1984-1986 | RBX-102 |
| Mercury | | |
HP/Drive | Model | Year | Hub/Boss |
200 | 200 (19 Spline 1-1/4in Propshaft Models) | All Years | RBX-123 |
225 | 225 (19 Spline 1-1/4in Propshaft Models) | All Years | RBX-123 |
250 | 250 (19 Spline 1-1/4in Propshaft Models) | All Years | RBX-123 |
300 | 300 (19 Spline 1-1/4in Propshaft Models) | All Years | RBX-123 |
| Mercury | | |
HP/Drive | Model | Year | Hub/Boss |
225 | 225 EFI 4-Stroke (15 Spline) | 2002-Present | RBX-124 |
| OMC Stern Drive | | |
HP/Drive | Model | Year | Hub/Boss |
Model 800 Drive | 3.0L - 8.2L (15 Spline) | 1991-1994 | RBX-100 |
Sea Drive (2.0L - 4.0L, 15 Spline) | 2.5L | 1991-1994 | RBX-100 |
Sea Drive (2.0L - 4.0L, 15 Spline) | 2.6L | 1991-1994 | RBX-100 |
Sea Drive (2.0L - 4.0L, 15 Spline) | 3.8L | 1991-1994 | RBX-100 |
Sea Drive (2.0L - 4.0L, 15 Spline) | Other 2.0L - 4.0L | 1991-1994 | RBX-100 |
Cobra (3.0L-8.2L,15 Spline,non-SX) | 3.0L - 8.2L | 1991-1994 | RBX-100 |
King Cobra (3.0L - 8.2L, 15 Spline) | 5.8L | 1992-1994 | RBX-100 |
King Cobra (3.0L - 8.2L, 15 Spline) | 7.4L | 1990-1993 | RBX-100 |
King Cobra (3.0L - 8.2L, 15 Spline) | Other 3.0L - 8.2L | 1991-1994 | RBX-100 |
| OMC Stern Drive | | |
HP/Drive | Model | Year | Hub/Boss |
Model 800 Drive | 3.0L - 8.2L (15 Spline) | 1978-1990 | RBX-101 |
Cobra (3.0L-8.2L,15 Spline,non-SX) | 3.0L - 8.2L | 1978-1990 | RBX-101 |
King Cobra (3.0L - 8.2L, 15 Spline) | Other 3.0L - 8.2L | 1978-1990 | RBX-101 |
| OMC Stern Drive | | |
HP/Drive | Model | Year | Hub/Boss |
Cobra SX Drive | 3.0L to 8.2L (19 Spline) | 1994-Present | RBX-105 |
| OXE | | |
HP/Drive | Model | Year | Hub/Boss |
150 | Diesel 150 (15 Spline) | All Years | RBX-102 |
175 | Diesel 175 (15 Spline) | All Years | RBX-102 |
200 | Diesel 200 (15 Spline) | All Years | RBX-102 |
| OXE | | |
HP/Drive | Model | Year | Hub/Boss |
300 | Diesel 300 (17 Spline) | All Years | RBX-127 |
| Suzuki | | |
HP/Drive | Model | Year | Hub/Boss |
150 | DF150SS 4-Stroke (15 Spline) | 2015-Present | RBX-104 |
150 | DF150TG 4-Stroke (15 Spline) | 2014-2016 | RBX-104 |
150 | DF150 4-Stroke (15 Spline) | 2003-Present | RBX-104 |
150 | DT150 2-Stroke (15 Spline) | 1986-2003 | RBX-104 |
175 | DF175 4-Stroke (15 Spline) | 2006-Present | RBX-104 |
175 | DF175TG 4-Stroke (15 Spline) | 2014-2016 | RBX-104 |
175 | DT175 2-Stroke (15 Spline) | 1986-1992 | RBX-104 |
200 | DF200A 4-Stroke (15 Spline) | 2015-Present | RBX-104 |
200 | DF200AP 4-Stroke (15 Spline) | 2015-2016 | RBX-104 |
200 | DF200 4-Stroke (15 Spline) | 2004-2014 | RBX-104 |
200 | DT200 2-Stroke (15 Spline) | 1986-2000 | RBX-104 |
225 | DF225 4-Stroke (15 Spline) | 2004-Present | RBX-104 |
225 | DT225 2-Stroke (15 Spline) | 1986-2003 | RBX-104 |
250 | DF250AP 4-Stroke (15 Spline) | 2017-Present | RBX-104 |
250 | DF250AP 4-Stroke (15 Spline) | 2014-2016 | RBX-104 |
250 | DF250SS 4-Stroke (15 Spline) | 2014-Present | RBX-104 |
250 | DF250 4-Stroke (15 Spline) | 2004-Present | RBX-104 |
300 | DF300AP 4-Stroke (15 Spline) | 2013-Present | RBX-104 |
300 | DF300 4-Stroke (15 Spline) | 2007-2012 | RBX-104 |
| Volvo Penta | | |
HP/Drive | Model | Year | Hub/Boss |
Aquamatic SX Drive | 3.0L to 8.2L (19 Spline) | 1994-Present | RBX-105 |
| Yamaha | | |
HP/Drive | Model | Year | Hub/Boss |
150 | 2-Stroke (15 Spline) | 1979-1983 | RBX-102 |
175 | 2 Stroke (15 Spline) | 1978-1979 | RBX-102 |
| Yamaha | | |
HP/Drive | Model | Year | Hub/Boss |
300 | F300 V8 4-Stroke (17 Spline) | All Years | RBX-127 |
350 | F350 V8 4-Stroke (17 Spline) | 2017-Present | RBX-127 |
350 | F350 V8 4-Stroke (17 Spline) | 2011-2016 | RBX-127 |
| Yamaha | | |
HP/Drive | Model | Year | Hub/Boss |
150 | VF150 VMAX SHO (15 Spline) | 2016-Present | RBX-203 |
150 | F150 4-Stroke (15 Spline) | 2004-Present | RBX-203 |
150 | VZ150 VMAX HPDI (15 Spline) | 2000-2014 | RBX-203 |
150 | V150 VMAX (15 Spline) | 1991-2010 | RBX-203 |
150 | P/PX150 (15 Spline) | 1991-2010 | RBX-203 |
150 | 2.6L 2-Stroke (15 Spline) | 1986-2010 | RBX-203 |
150 | Z150 2.6L HPDI (15 Spline) | 2000-2005 | RBX-203 |
150 | VX150 2.6L OX66 VMAX (15 Spline) | 2000-2004 | RBX-203 |
150 | SX150 2.6L OX66 Saltwater (15 Spline) | 1999-2003 | RBX-203 |
150 | S150 2.6L Saltwater (15 Spline) | 1998-2001 | RBX-203 |
175 | VF175 VMAX SHO (15 Spline) | 2017-Present | RBX-203 |
175 | VZ175 VMAX HPDI (15 Spline) | 2005-2014 | RBX-203 |
175 | VZ175 VMAX HPDI (15 Spline) | 2001-2004 | RBX-203 |
175 | V175 VMAX (15 Spline) | 1994-2000 | RBX-203 |
175 | F175 4-Stroke (15 Spline) | 2014-Present | RBX-203 |
175 | Z175 2.6L HPDI (15 Spline) | 2001-2005 | RBX-203 |
175 | P175 (15 Spline) | 1994-2000 | RBX-203 |
175 | S175 2.6L Saltwater (15 Spline) | 1996-2000 | RBX-203 |
175 | 2 Stroke (15 Spline) | 1984-2000 | RBX-203 |
200 | VZ200 3.3L VMAX HPDI (15 Spline) | 2005-2010 | RBX-203 |
200 | VZ200 2.6L VMAX HPDI (15 Spline) | 2001-2004 | RBX-203 |
200 | VX200 3.1L OX66 VMAX (15 Spline) | 2000-2005 | RBX-203 |
200 | F200 4-Stroke (15 Spline) | 2016-Present | RBX-203 |
200 | F200 4-Stroke (15 Spline) | 2013-2015 | RBX-203 |
200 | F200 4-Stroke (15 Spline) | 2002-2012 | RBX-203 |
200 | Z200 2.6L HPDI (15 Spline) | 2000-2005 | RBX-203 |
200 | SX200 2.6L OX66 Saltwater (15 Spline) | 1999-2004 | RBX-203 |
200 | 2 Stroke (15 Spline) | 1984-2013 | RBX-203 |
220 | 2.6L Special (15 Spline) | 1984-1985 | RBX-203 |
225 | VZ225 3.3L V-Max HPDI (15 Spline) | 2006-2010 | RBX-203 |
225 | VZ225 3.3L V-Max HPDI (15 Spline) | 2003-2005 | RBX-203 |
225 | VX225 3.1L OX66 VMAX (15 Spline) | 2000-2004 | RBX-203 |
225 | V225 3.1L V-Max (15 Spline) | 1998-1999 | RBX-203 |
225 | F225 4.2L Offshore (15 Spline) | 2010-Present | RBX-203 |
225 | F225 3.3L 4-Stroke (15 Spline) | 2002-Present | RBX-203 |
225 | SX225 3.1L OX66 Salt (15 Spline) | 2000-2002 | RBX-203 |
225 | 2 Stroke (15 Spline) | 1990-1997 | RBX-203 |
225 | Excel (15 Spline) | 1987-1989 | RBX-203 |
| Yamaha | | |
HP/Drive | Model | Year | Hub/Boss |
250 | F250 4.2L Offshore (15 Spline) | 2010-Present | RBX-203B |
250 | F250 3.3L 4-Stroke (15 Spline) | 2005-Present | RBX-203B |
250 | SX250 3.1L OX66 Salt (15 Spline) | 1996-2002 | RBX-203B |
250 | 250/Z250 2Stroke (15 Spline) | 1990-2005 | RBX-203B |
250 | VZ250 3.3L V-Max HPDI (15 Spline) | 2006-2010 | RBX-203B |
250 | VZ250 3.3L V-Max HPDI (15 Spline) | 2003-2005 | RBX-203B |
250 | VX250 3.1L OX66 V-Max (15 Spline) | 2001-2004 | RBX-203B |
300 | F300 4.2L 4-Str.V6 Offshore (15 Spline) | 2013-Present | RBX-203B |
300 | F300 4.2L 4-Stroke V6 (15 Spline) | 2009-2012 | RBX-203B |
300 | Z300 3.3L HPDI (15 Spline) | 2005-2007 | RBX-203B |
300 | Z300 3.3L HPDI (15 Spline) | 2004 | RBX-203B |
300 | VZ300 3.3L V-Max HPDI (15 Spline) | 2006-2010 | RBX-203B |
300 | VZ300 3.3L V-Max HPDI (15 Spline) | 2004-2005 | RBX-203B |
| Yamaha | | |
HP/Drive | Model | Year | Hub/Boss |
200 | VF200 V-Max SHO (15 Spline) | 2010-Present | RBX-203X |
225 | VF225 V-Max SHO (15 Spline) | 2010-Present | RBX-203X |
250 | VF250 V-Max SHO (15 Spline) | 2016-Present | RBX-203X |
| Yamaha Stern Drive | | |
HP/Drive | Model | Year | Hub/Boss |
Stern Drive (15 Spline) | 4.3L 205HP EST/PSR/YEMS | 1989-1993 | RBX-203 |
Stern Drive (15 Spline) | 5.0L 205HP EST/PSR/YEMS | 1989-1993 | RBX-203 |
Stern Drive (15 Spline) | 3.0L 130HP EST/PSR | 1989-1993 | RBX-203 |
| Yamaha Stern Drive | | |
HP/Drive | Model | Year | Hub/Boss |
Stern Drive (15 Spline) | 5.7L 260HP EST/PSR/YEMS | 1989-1993 | RBX-203B |
Stern Drive (15 Spline) | 7.4L 300HP Hydra Drive EST | 1992-1993 | RBX-203B |