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FLASHSALE26

18-8382 Lower Unit Seal Kit for Yamaha 225Hp EFI/250Hp EFI | SeaSierra

Sale price $24.27 Regular price $35.00

Worry-free returns

Shop with confidence. If you’re not completely satisfied, eligible items may be returned within the return window, provided they are unused and in original packaging.


If the return is due to our error or a defective item, we’ll make it right.


Please contact us before returning any item.

Delivery and Shipping

Orders are typically processed within 1–2 business days.


U.S. orders usually arrive within 6–15 days, depending on stock location and destination.


International delivery times may vary due to customs processing.


Tracking information will be provided once your order ships.

If you have any questions, feel free to email us at info@sierramarines.com, and we’ll get back to you within 20–36 hours.

Product Details

  • Brand & Manufacturer: SeaSierra
  • SKU: 188382
  • Item Weight: 2.43 ounces
  • Product Dimensions: 0.75 x 6 x 7.5 inches
  • Item model number: 18-8382

Compatibility

This seal kit is compatible with the following Yamaha outboard models:

  • 225Hp EFI/250Hp EFI (G129222 & Up)
  • 200Hp (T801000 & Up)
  • 200Hp Optimax DFI (G386496 & Up)
  • 225Hp Optimax DFI (G590000-G960499)
  • 225Hp (D280813-G437999)
  • Models with "C-3 Casting"

Kit Components

The package includes the following items:

  • Shift Housing Gasket (18-0649)
  • Drain Screw Gasket (Priced Per Pkg of 2) (18-2945-9)
  • Gasket, Impeller (Priced Per Pkg of 2) (18-2566-9)
  • O-Ring (Priced Per Pkg of 5) (18-7159-9)
  • O-Ring (Priced Per Pkg of 5) (18-7176-9)
  • O-Ring (Priced Per Pkg of 5) (18-7420-9)
  • O-Ring (Priced Per Pkg of 2) (18-7440-1-9)
  • O-Ring (18-7117)
  • Oil Seal (18-2002)
  • Oil Seal (18-2056)
  • Oil Seal (18-2077)
  • Oil Seal, Shift Shaft (18-8347)
  • Face Seal and Tool (18-2599)
  • Impeller Gasket (18-2564-2)

Additional Information

  • Packaging Dimensions:
    • Weight: 0.17
    • Height: 0.75
    • Depth: 5.9
    • Width: 9.15
  • Superceded: No
  • Unit of Measure: EA
  • Item Status: A
  • UPC: 808282200428
  • Case Packaging: 1
  • Standard Packaging: 1
  • HSC: 401693
  • ECCN: 4016.93.1020
  • Mallory: 9-74208
  • Mercury Marine: 26-816575A4

Payment & Security

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