Black SEI SE405 Yamaha F115 replacement lower unit with 25-inch shaft

SEI SE405 90-405-B25F Yamaha F115 Lower Unit – 2.15:1 – 25" Shaft

Shop All Sterndrive Engineering

SKU:
S-E-90-405-B25F
Black SEI SE405 Yamaha F115 replacement lower unit with 25-inch shaft
$1,545.00

Low Price Guaranteed

Availability:
Order within :

Free Shipping over $99

Frequently Bought Together
  • Black SEI SE405 Yamaha F115 replacement lower unit with 25-inch shaft

  • Total Price:

    Add to Cart

SEI SE405 Yamaha F115 Lower Unit – 2.15:1 – 25" Shaft

The SEI 90-405-B25F SE405 is an aftermarket replacement lower unit for select 2000–2014 Yamaha F115 115 HP four-stroke outboards. Featuring standard right-hand rotation, a 2.15:1 gear ratio, and a 25-inch driveshaft configuration, it replaces OE number 68V-45300-33-8D. Supplied in black, it can be painted to match your engine.

This item is subject to a 20% restocking fee.

Year, serial number, and horsepower are required to process your order. Please contact us with this information after placing your order. Processing will be delayed until this information is received.

Features

  • Standard right-hand rotation
  • 2.15:1 gear ratio
  • 25-inch driveshaft configuration
  • Black finish; paint to match your engine if desired

Applications and Replacement Reference

For compatible 2000–2014 Yamaha F115 four-stroke applications listed in SEI's application guide.

  • SEI part number: 90-405-B25F
  • OE replacement reference: 68V-45300-33-8D

Fitment and Ordering

Confirm your full engine model number, serial number, existing gearcase, rotation, gear ratio, and shaft length before ordering. Horsepower and year alone do not confirm compatibility.

California Residents: warning sign WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov

SEI SE405 90-405-B25F Yamaha F115 Lower Unit – 2.15:1 – 25" Shaft Specs

Related Products for SEI SE405 90-405-B25F Yamaha F115 Lower Unit – 2.15:1 – 25" Shaft

SEI Yamaha V6 2 Stroke 1.81:1 25" Shaft Counter Rotation Replacement Lower Unit
Quick view

SEI Yamaha V6 2 Stroke 1.81:1 25" Shaft Counter Lower Unit

$1,953.72
$1,628.10

SEI Yamaha V6 2 Stroke 1.81:1 25" Shaft Counter Rotation Replacement Lower Unit Note for purchasing: You must verify your Gear Ratio. Call for application assistance if needed, and have your engine...

Choose Options
SEI Yamaha 76° V6 1.81:1 Repl Lower Unit
Quick view

SEI Yamaha V6 2 Stroke 1.81:1 25" Shaft Repl Lower Unit

$1,670.52
$1,392.10

SEI Yamaha V6 2 Stroke 1.81:1 25" Shaft Repl Lower Unit Note for purchasing: You must verify your Gear Ratio. Call for application assistance if needed, and have your engine serial number ready when...

Choose Options
Black SEI SE421 Yamaha four-stroke replacement lower unit with 30-inch shaft
Quick view

SEI SE421 90-421-B30F Yamaha Four-Stroke Lower Unit – 2.00:1 – 30" Shaft

$1,545.00

SEI SE421 Yamaha Four-Stroke Lower Unit – 2.00:1 – 30" Shaft The SEI 90-421-B30F SE421 is an aftermarket replacement lower unit for select Yamaha 200–225 HP V6 four-stroke outboards. Featuring...

SEI SE405 90-405-B25F Yamaha F115 Lower Unit – 2.15:1 – 25" Shaft Reviews

SEI SE405 90-405-B25F Yamaha F115 Lower Unit – 2.15:1 – 25" Shaft Questions & Answers

SEI SE405 90-405-B25F Yamaha F115 Lower Unit – 2.15:1 – 25" Shaft
!