Skip to content
Clear product details Fitment guidance Contact support
PartMatch Direct Match the identity before the order.
My account Cart 0
88397A1 Upper Unit Seal Kit for Mercruiser Alpha one 1 Gen 2 Stern Drive 26-88397A1 Sierra 18-2644

88397A1 Upper Unit Seal Kit for Mercruiser Alpha one 1 Gen 2 Stern Drive 26-88397A1 Sierra 18-2644

$23.98

Confirm quantity, package contents, selected variation, current offer details, and store terms before placing the order.

  • This Alpha 1 Gen 2 Upper Unit Seal Kit is design for Mercruiser Stern Drive
  • Fit for Mercruiser Alpha I Gen II 1991-1995 (0D469859 – 0F679999), 1996 & Up (0F680000 & Up)
  • Replace OEM: Mercruiser 26-88397A1, Mallory 9-74302, GLM 87501, Sierra 18-2644
  • Package Contains: O-Ring 25-25439, O-Ring 25-35027, O-Ring 25-35984 25-70937, O-Ring 25-32546, Oil Seal 26-32080, Oil Seal 26-37259, Seal 26-88397, Drain Screw Gasket 12-19183 12-20260, Seal Ring Gasket 26-45577
  • Meets OEM quality standards and is easy to install. Please confirm your model number before installation, if you have any questions, please contact us we are happy to help you!

Before you order
  • Confirm the part number, position, dimensions, and connector details shown on this page.
  • Compare the listing with the part currently installed on your vehicle.
SKU: D-B0DLT19TG5 Category:

Description

Product Description

SeaSierra Upper Unit Seal Kit for Mercruiser Alpha one I Gen II Stern Drive

Package Include:

2 X O-Ring 18-7153, 25-25439

1 X O-Ring 18-7117, 25-35027

1 X O-Ring 18-7169, 25-35984 25-70937

1 X O-Ring 18-7161, 25-32546

1 X Oil Seal 18-2003, 26-823894 26-32080

2 X Oil Seal 18-2056, 26-66302 26-37259

1 X Seal 26-88397

2 X Drain Screw Gasket 18-2945， 12-19183 12-20260

1 X Seal Ring Gasket 18-2944, 26-45577

Replace OEM:

Mercruiser 26-88397A1

Mallory 9-74302

GLM 87501

Sierra 18-2644

Compatibility:

Alpha I Gen II 1991-1995(D469859 – 0F679999)

Alpha I Gen II 1996-1997(0F680000 – 0K999999)

Alpha I Gen II 1998-up(0L100040-up)

Notes:

Please check your outboard model, serial number and year carefully before you purchase. If you are not sure, you can contact to us, we are pleasure to help you!

Reviews

There are no reviews yet.

Be the first to review “88397A1 Upper Unit Seal Kit for Mercruiser Alpha one 1 Gen 2 Stern Drive 26-88397A1 Sierra 18-2644”

Your email address will not be published. Required fields are marked *

Product facts

Specifications

Canonical product
MP-US-B0DLT19TG5
Source product ID
B0DLT19TG5
Category
Motorcycle & Atv / Parts / Drive Train / Seals
Available images
7

No structured vehicle fitment data is available. Compare the listing with the vehicle and existing part before ordering.

Exact identity, part numbers, model references, and available compatibility evidence

Buying guidance

Quick decision

An identity-first seals listing organized around stable product references and available compatibility evidence.

Fit and size notes

  • Match the complete identifier, side, position, connector, dimensions, and visible design with the existing part.
  • Treat uncertain vehicle notes as a buying aid, not as a confirmed fitment guarantee.

Specification notes

  • Canonical product: MP-US-B0DLT19TG5
  • Source product ID: B0DLT19TG5
  • Category: Motorcycle & Atv / Parts / Drive Train / Seals
  • Available images: 7

Before you buy

  • Match the complete identifier, side, position, connector, dimensions, and visible design with the existing part.
  • Treat uncertain vehicle notes as a buying aid, not as a confirmed fitment guarantee.

Related products