Sierra 18-2772-1 Volvo SX Transom Seal Kit

Sierra 18-2772-1 Transom Seal Kit

Sierra replacement transom seal kit for Volvo Penta and OMC SX Cobra sterndrives. 

Fits: 

• OMC SX Cobra Drives with cone clutch
• Volvo SX Drives

Kit Includes:

• 18-1074 Exhaust bellows
• 18-2100 Heavy duty gimbal bearing
• 18-7153-9 O-Ring (priced per pkg of 5)
• 18-2765 U-Joint bellows
• 18-710-64-2 Hose Clamp 3-9/16 to 4-1/2
• 18-710-48-2 Hose Clamp 2-9/16 to 3-1/2

Interchangeable With:

• Mallory
• 9-72931

Frequently Asked Questions

What is the Sierra 18-2772-1 Transom Seal Kit used for?

The Sierra 18-2772-1 Transom Seal Kit is a replacement transom seal kit for Volvo Penta and OMC SX Cobra sterndrives. It includes exhaust and U-joint bellows, a heavy-duty gimbal bearing, O-rings, and hose clamps for the specified sterndrive applications.

What sterndrives does the Sierra 18-2772-1 Transom Seal Kit fit?

This transom seal kit fits OMC SX Cobra drives with cone clutch and Volvo SX drives. Verify your sterndrive type before purchasing to confirm that the Sierra 18-2772-1 matches your application.

What is included in the Sierra 18-2772-1 Transom Seal Kit?

The kit includes an 18-1074 exhaust bellows, 18-2100 heavy-duty gimbal bearing, 18-7153-9 O-Ring package, 18-2765 U-joint bellows, an 18-710-64-2 hose clamp for 3-9/16 to 4-1/2 inches, and an 18-710-48-2 hose clamp for 2-9/16 to 3-1/2 inches.

Does the Sierra 18-2772-1 include a gimbal bearing and bellows?

Yes. The kit includes an 18-2100 heavy-duty gimbal bearing, an 18-1074 exhaust bellows, and an 18-2765 U-joint bellows. It also includes O-rings and two hose clamps as part of the listed transom seal kit components.

Are the O-rings included with the Sierra 18-2772-1 Transom Seal Kit?

Yes. The kit includes an 18-7153-9 O-Ring package. The product description specifies that this O-ring is priced per package of five. The kit also includes the listed exhaust bellows, U-joint bellows, gimbal bearing, and hose clamps.

What part is interchangeable with the Sierra 18-2772-1?

The Sierra 18-2772-1 Transom Seal Kit is listed as interchangeable with Mallory 9-72931. Confirm your sterndrive application before using an interchangeable part to ensure it matches the specified OMC SX Cobra or Volvo SX drive.

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