U-Joint Bellows Sleeve Installation Tool for MerCruiser Alpha, Bravo — 91-818162
U-Joint Bellows Sleeve Installation Tool for MerCruiser Alpha, Bravo — 91-818162 is backordered and will ship as soon as it is back in stock.
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U-Joint Bellows Sleeve Installation Tool for MerCruiser Alpha, Bravo — 91-818162 is backordered and will ship as soon as it is back in stock.
GH MARINE / BELLOWS & RELATED PARTS
About this part
U-joint bellows sleeve installation tool referenced to Mercury / Quicksilver 91-818162 for installing the aluminum retaining sleeve into the U-joint bellows on MerCruiser Alpha, Bravo, and Blackhawk sterndrives.
This product is the installation service tool only, not the aluminum sleeve itself, a sleeve removal tool, or a bellows repair kit.
Match the application
Used during U-joint bellows service on the following MerCruiser sterndrive families when the aluminum retaining sleeve needs to be installed. Confirm your drive model and bellows sleeve design before ordering.
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MerCruiser · Alpha Drives
Installs the aluminum retaining sleeve into the U-joint bellows.
Application match
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MerCruiser · Bravo Drives
Installs the aluminum retaining sleeve into the U-joint bellows.
Application match
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MerCruiser · Blackhawk Drives
Installs the aluminum retaining sleeve into the U-joint bellows.
Application match
Numbers to compare
| Mercury / Mariner / Quicksilver | 91-818162, 818162, 91818162 |
|---|---|
| Sierra Marine | 18-9870 |
| GLM | 90470 |
| Mallory | 9-79821, 79821 |
| Recmar | REC91-818162 |
| Other reference number | BRSIT-D23 |
Technical details
| Product type | U-joint bellows sleeve installation tool |
|---|---|
| Brand | GH Marine |
| Service function | Installs the aluminum retaining sleeve into the U-joint bellows |
| Target drive families | MerCruiser Alpha, Bravo, and Blackhawk sterndrives |
Supplied contents
- U-joint bellows sleeve installation tool
Workshop sequence
General workshop guidance only; use the service procedure for your exact drive or engine configuration.
- Verify that your U-joint bellows and aluminum retaining sleeve match the tool interface before starting the installation stage.
- Support the transom assembly properly and position the U-joint bellows and aluminum retaining sleeve according to the MerCruiser service manual for your specific drive.
- Use the installation tool to seat the aluminum retaining sleeve into the U-joint bellows, then remove the tool and inspect the seated sleeve and bellows seating surface.
About GH Marine
GH Marine focuses on bellows and related marine service parts. Compare the application details, reference numbers and supplied contents together to select the part for your repair.
Delivery information
Estimated delivery: 7–15 calendar days.
Help with your order
For application questions, have your drive or engine identification and required part number ready.
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.




