Replaces most Yamaha 76 Degree V6

For application assistance:

Please find your engine model number and call 813-925-7127

The paint color is Black. You can paint it to match.

Not designed for Yamaha F250 four stroke 250 HP motors

The SE421(90-421-A20) comes with the 1.81:1 Gear Ratio, and a 20" Drive Shaft
This is a standard right hand rotation gear case.
It replaces gear cases on Yamaha 2 Stroke V6 3.1 and 3.2 Engines with Right Hand Rotation.
The paint color is Black. You can paint it to match.

See the Technical tab for the applications.

YEAR	MODEL NUMBER	DRIVE SHAFT	GEAR RATIO	PART NUMBER
2005	VX200TLRD	20	1.81:1	90-421-A20
2004	VX200TLRC	20	1.81:1	90-421-A20
2004	VX225TLRC	20	1.81:1	90-421-A20
2003	VX200TLRB	20	1.81:1	90-421-A20
2003	VX225TLRB	20	1.81:1	90-421-A20
2002	VX200TLRA	20	1.81:1	90-421-A20
2002	VX225TLRA	20	1.81:1	90-421-A20
2001	VX200TLRZ	20	1.81:1	90-421-A20
2001	VX225TLRZ	20	1.81:1	90-421-A20
2000	VX200TLRY	20	1.81:1	90-421-A20
2000	VX225TLRY	20	1.81:1	90-421-A20
1999	V200TLRX	20	1.81:1	90-421-A20
1999	V225TLRX	20	1.81:1	90-421-A20
1998	V200TLRW	20	1.81:1	90-421-A20
1998	V225TLRW	20	1.81:1	90-421-A20

This SE421 (90-421-A25) Replaces the Gear Case
on Yamaha V6 2 Stroke 3.1 and 3.2 Liter Engines
with Standard Right Hand Rotation.

1.81:1 Gear Ratio
25 Inch Drive Shaft.
The paint color is Black. You can paint it to match.

See Technical Tab for specific model cross reference.

YEAR	MODEL NUMBER	DRIVE SHAFT	GEAR RATIO	PART NUMBER
2005	Z250TXRD	25	1.81:1	90-421-A25
2004	Z250TXRC	25	1.81:1	90-421-A25
2003	SX225TXRB	25	1.81:1	90-421-A25
2003	SX250TXRB	25	1.81:1	90-421-A25
2003	Z250TXRB	25	1.81:1	90-421-A25
2002	SX225TXRA	25	1.81:1	90-421-A25
2002	SX250TXRA	25	1.81:1	90-421-A25
2001	SX225TXRZ	25	1.81:1	90-421-A25
2001	SX250TXRZ	25	1.81:1	90-421-A25
2000	SX225TXRY	25	1.81:1	90-421-A25
2000	SX250TXRY	25	1.81:1	90-421-A25
1999	S225TXRX	25	1.81:1	90-421-A25
1999	S250TXRX	25	1.81:1	90-421-A25
1999	V225TXRX	25	1.81:1	90-421-A25
1998	S225TXRW	25	1.81:1	90-421-A25
1998	S250TXRW	25	1.81:1	90-421-A25
1997	S225TXRV	25	1.81:1	90-421-A25
1997	S250TXRV	25	1.81:1	90-421-A25
1996	S225TXRU	25	1.81:1	90-421-A25
1996	S250TXRU	25	1.81:1	90-421-A25
1995	225TXRT	25	1.81:1	90-421-A25
1995	250TXRT	25	1.81:1	90-421-A25
1994	225TXRS	25	1.81:1	90-421-A25
1994	250TXRS	25	1.81:1	90-421-A25
1993	250TXRR	25	1.81:1	90-421-A25
1992	250TXRQ	25	1.81:1	90-421-A25
1991	250TXRP	25	1.81:1	90-421-A25
1990	250ETXD	25	1.81:1	90-421-A25

SE421 1.81:1 Ratio / 30" Shaft / 2 Stroke V6 / RH Rotation The paint color is Black. You can paint it to match.

Please view Technical tab for your specific model.

If application assistance is needed please call 813-925-7127

We will need your engine model number which is on a tag on the engine.

YEAR	MODEL NUMBER	DRIVE SHAFT	GEAR RATIO	PART NUMBER
2005	Z250TURD	30	1.81:1	90-421-A30
2004	Z250TURC	30	1.81:1	90-421-A30
2003	SX225TURB	30	1.81:1	90-421-A30
2003	SX250TURB	30	1.81:1	90-421-A30
2003	Z250TURB	30	1.81:1	90-421-A30
2002	SX225TURA	30	1.81:1	90-421-A30
2002	SX250TURA	30	1.81:1	90-421-A30
2001	SX225TURZ	30	1.81:1	90-421-A30
2001	SX250TURZ	30	1.81:1	90-421-A30
2000	SX225TURY	30	1.81:1	90-421-A30
2000	SX250TURY	30	1.81:1	90-421-A30
1999	S225TURX	30	1.81:1	90-421-A30
1999	S250TURX	30	1.81:1	90-421-A30
1998	S225TURW	30	1.81:1	90-421-A30
1998	S250TURW	30	1.81:1	90-421-A30
1997	S225TURV	30	1.81:1	90-421-A30
1997	S250TURV	30	1.81:1	90-421-A30
1996	S225TURU	30	1.81:1	90-421-A30
1996	S250TURU	30	1.81:1	90-421-A30
1995	225TURT	30	1.81:1	90-421-A30
1995	250TURT	30	1.81:1	90-421-A30
1994	250TURS	30	1.81:1	90-421-A30
1993	250TURR	30	1.81:1	90-421-A30
1992	250TURQ	30	1.81:1	90-421-A30
1991	250TURP	30	1.81:1	90-421-A30

The SE421 (90-421-B25F) Replaces Gear Case on
Yamaha Four Stroke V6 200HP - 225HP Engines
with 2:1 Gear Ratio, 25 Inch Drive Shaft and
Standard Right Hand Rotation
The paint color is Black. You may paint it to match.
Please view application tab for your specific model.

If application assistance is needed please call 813-925-7127

We will need your engine model number which is on a tag on the engine.

YEAR	MODEL NUMBER	DRIVE SHAFT	GEAR RATIO	PART NUMBER
2018	F200XA	25	2:1	90-421-B25F
2018	F225XA	25	2:1	90-421-B25F
2017	F200XA	25	2:1	90-421-B25F
2017	F225XA	25	2:1	90-421-B25F
2016	F200XA	25	2:1	90-421-B25F
2016	F225XA	25	2:1	90-421-B25F
2015	F200XA	25	2:1	90-421-B25F
2015	F225XA	25	2:1	90-421-B25F
2014	F200XA	25	2:1	90-421-B25F
2014	F225XA	25	2:1	90-421-B25F
2013	F200XA	25	2:1	90-421-B25F
2013	F225XA	25	2:1	90-421-B25F
2012	F200XA	25	2:1	90-421-B25F
2012	F225XA	25	2:1	90-421-B25F
2011	F200XA	25	2:1	90-421-B25F
2011	F225XA	25	2:1	90-421-B25F
2010	F200TXR	25	2:1	90-421-B25F
2010	F225TXR	25	2:1	90-421-B25F
2009	F200TXR	25	2:1	90-421-B25F
2009	F225TXR	25	2:1	90-421-B25F
2008	F200TXR	25	2:1	90-421-B25F
2008	F225TXR	25	2:1	90-421-B25F
2007	F200TXR	25	2:1	90-421-B25F
2007	F225TXR	25	2:1	90-421-B25F
2006	F200TXR	25	2:1	90-421-B25F
2006	F225TXR	25	2:1	90-421-B25F
2005	F200TXRD	25	2:1	90-421-B25F
2005	F225TXRD	25	2:1	90-421-B25F
2004	F200TXRC	25	2:1	90-421-B25F
2004	F225TXRC	25	2:1	90-421-B25F
2003	F200TXRB	25	2:1	90-421-B25F
2003	F225TXRB	25	2:1	90-421-B25F
2002	F200TXRA	25	2:1	90-421-B25F
2002	F225TXRA	25	2:1	90-421-B25F

The SE421 (90-421-B30F) Replaces the Gear Case on Yamaha
Four Stroke V6 200HP - 225HP Engines with
30 Inch Drive Shaft and Standard Right Hand Rotation
The paint color is Black. You may paint it to match.
Please view Technical tab for your specific model.

If application assistance is needed please call 813-925-7127

We will need your engine model number which is on a tag on the engine.

YEAR	MODEL NUMBER	DRIVE SHAFT	GEAR RATIO	PART NUMBER
2005	F225TURD	30	2:1	90-421-B30F
2004	F225TURC	30	2:1	90-421-B30F
2003	F225TURB	30	2:1	90-421-B30F
2002	F225TURA	30	2:1	90-421-B30F

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SE421 (Replaces some Yamaha V6 2 & 4 Stroke)

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