Quill Bearing – Fits Yamaha Marine Drives & Stern Drives (Replaces PANSKF-4520)
Quill Bearing – Fits Yamaha Marine Drives & Stern Drives (Replaces PANSKF-4520) is backordered and will ship as soon as it is back in stock.
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Worry-free returns
Worry-free returns
You may return most new, unopened items within 7 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Delivery and Shipping
Delivery and Shipping
Free standard shipping on all orders under 1 KG
Quill Bearing – Fits Yamaha Marine Drives & Stern Drives (Repla...
Product Details
This is a high-quality SKF Quill Bearing designed for use in various Yamaha marine drives and stern drives. It serves as a direct-fit replacement, manufactured to meet or exceed original equipment specifications for reliable performance in demanding marine environments.
This component directly replaces OEM part number PANSKF-4520.
- Designed for press-fit installation into the drive housing.
- Precision-engineered for Yamaha outdrive applications.
- Manufactured from high-grade materials for durability.
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket.
| Brand | Part Number |
|---|---|
| Yamaha | PANSKF-4520 |
Engine & Model Compatibility
Confirm your engine model/year in the table below.
| Brand | Model | OEM Part No. | Notes |
|---|---|---|---|
| Yamaha | Sterndrive/Outdrive | PANSKF-4520 | Quill bearing application |
Technical Specs
- Product Type
- Quill Bearing
- Installation
- Press-fit
- Dimensions
- 2.0" H x 11.0" W x 11.0" L
- Manufacturer
- SKF
- Other Technical Attributes
- Precision marine-grade bearing designed for Yamaha outdrives
What’s in the Box
- 1 x Quill Bearing (PANSKF-4520)
Installation Notes
- Thoroughly clean the housing and remove any debris or burrs from the old bearing seat before starting.
- Use a suitable hydraulic press or a correctly sized bearing driver tool that makes contact only with the bearing's outer race.
- Apply slow and steady pressure to press the bearing into the housing until it is fully seated. Ensure it goes in straight.
- Never strike the bearing directly with a hammer, as this can damage the precision internal components and lead to premature failure.
- After installation, verify the bearing is correctly aligned and rotates smoothly within the housing.
Troubleshooting & FAQ
How do I know if my quill bearing is failing?
Common signs of a failing quill bearing include a grinding or whining noise from the outdrive, excessive vibration during operation, or noticeable play in the driveshaft. Any of these symptoms warrant an immediate inspection.
What is the function of a quill bearing?
The quill bearing supports the driveshaft assembly within the sterndrive or outdrive unit, ensuring it rotates smoothly and remains properly aligned under load. Its failure can lead to significant damage to other drive components.
Can I install this bearing myself?
This installation requires specialized tools, including a bearing press and correctly sized drivers, to avoid damaging the part and housing. Due to the precise nature of the work, professional installation is strongly recommended.
Is this bearing pre-greased and sealed?
Yes, this is a sealed bearing that comes pre-lubricated with marine-grade grease, designed to resist water intrusion and corrosion. No additional lubrication is required upon installation.
What is the recommended replacement interval?
There is no fixed replacement interval; however, the quill bearing should be inspected for noise, play, or roughness during any major service of the outdrive. It is often replaced as a preventative measure when other drive components are being serviced.
OEM vs. Aftermarket?
This listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.
Shipping speed & cost?
We ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.
Warranty & returns?
Covered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused & in original condition). See our policy page or reach out for instructions.
Safety & Important Info
- Verify images/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.
- This is an aftermarket replacement, not an OEM component.
- Professional installation is recommended for safety and performance.
About Sea Sierra
- Pro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.
- Fast Global Fulfillment — Free standard delivery to most regions in 5–15 days.
- Manufacturer-Direct Value — Fair pricing without compromising on materials or QC.
Payment & Security
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