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New Yamaha 250HP 4-Stroke (2005–2018) Counter-Rotation Replacement Lower Unit Aftermarket | Fits 25″ & 30″ Shafts | 2.00 Gear Ratio | 1-Year Warranty image 0

New Yamaha 250HP 4-Stroke (2005–2018) Counter-Rotation Replacement Lower Unit Aftermarket | Fits 25″ & 30″ Shafts | 2.00 Gear Ratio | 1-Year Warranty image 1

New Yamaha 250HP 4-Stroke (2005–2018) Counter-Rotation Replacement Lower Unit Aftermarket | Fits 25″ & 30″ Shafts | 2.00 Gear Ratio | 1-Year Warranty image 2

New Yamaha 250HP 4-Stroke (2005–2018) Counter-Rotation Replacement Lower Unit Aftermarket | Fits 25″ & 30″ Shafts | 2.00 Gear Ratio | 1-Year Warranty image 3

New Yamaha 250HP 4-Stroke (2005–2018) Counter-Rotation Replacement Lower Unit Aftermarket | Fits 25″ & 30″ Shafts | 2.00 Gear Ratio | 1-Year Warranty image 0

New Yamaha 250HP 4-Stroke (2005–2018) Counter-Rotation Replacement Lower Unit Aftermarket | Fits 25″ & 30″ Shafts | 2.00 Gear Ratio | 1-Year Warranty image 1

New Yamaha 250HP 4-Stroke (2005–2018) Counter-Rotation Replacement Lower Unit Aftermarket | Fits 25″ & 30″ Shafts | 2.00 Gear Ratio | 1-Year Warranty image 2

New Yamaha 250HP 4-Stroke (2005–2018) Counter-Rotation Replacement Lower Unit Aftermarket | Fits 25″ & 30″ Shafts | 2.00 Gear Ratio | 1-Year Warranty image 3

New Aftermarket Yamaha F250 Counter-Rotation Outboard Lower Unit 90-429

SterEnhance the performance and reliability of your Yamaha LF250 4-Stroke outboard with this high-quality aftermarket counter-rotation lower unit from SEI Marine Products. Engineered for precision, smooth operation, and long-lasting durability — this replacement gearcase delivers OEM-level performance for Yamaha 250HP engines manufactured between 2005 and 2018. Key Features Perfect Fit...

$1,645.00; ~~$1,827.00~~; $1,645.00; (-10%)
Unit price: per

MPN: 90-429

SKU: SE90-429-B25F

Availability: In stock

Product type: Lower Unit

Product variants

Please hurry! Only 100 left in stock

Quantity:

Subtotal: $1,645.00

New Yamaha 250HP 4-Stroke (2005–2018) Counter-Rotation Replacement Lower Unit Aftermarket | Fits 25″ & 30″ Shafts | 2.00 Gear Ratio | 1-Year Warranty image 0

New Aftermarket Yamaha F250 Counter-Rotation Outboard Lower Unit 90-429

~~$1,827.00~~ $1,645.00

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New Yamaha 250HP 4-Stroke (2005–2018) Counter-Rotation Replacement Lower Unit Aftermarket | Fits 25″ & 30″ Shafts | 2.00 Gear Ratio | 1-Year Warranty image 0

New Yamaha 250HP 4-Stroke (2005–2018) Counter-Rotation Replacement Lower Unit Aftermarket | Fits 25″ & 30″ Shafts | 2.00 Gear Ratio | 1-Year Warranty image 1

New Yamaha 250HP 4-Stroke (2005–2018) Counter-Rotation Replacement Lower Unit Aftermarket | Fits 25″ & 30″ Shafts | 2.00 Gear Ratio | 1-Year Warranty image 2

New Yamaha 250HP 4-Stroke (2005–2018) Counter-Rotation Replacement Lower Unit Aftermarket | Fits 25″ & 30″ Shafts | 2.00 Gear Ratio | 1-Year Warranty image 3

New Aftermarket Yamaha F250 Counter-Rotation Outboard Lower Unit 90-429

~~$1,827.00~~ $1,645.00

Ratio/Shaft: F250/ 25" Shaft/ 2.00/4 Stroke F250/ 25" Shaft/ 2.00/4 Stroke F250/ 30" Shaft/ 2.00/4 Stroke

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