DESCRIPTION
31-36387A1 Mercury Mariner 135-300 HP Outboard Tapered Roller Bearing — OEM replacement bearing for Mercury Mariner outboards in the 135–300 HP range. This tapered roller bearing supports smooth upper drive shaft rotation and is essential for reliable propeller operation.
- Fits Mercury Mariner 135–300 HP outboards
- Tapered roller design for durability and load handling
- Direct OEM replacement part (31-36387A1)
- Maintains proper shaft alignment and reduces vibration
Trusted OEM part that restores original performance and extends engine life when replacing worn bearings.
SHIPPING & RETURNS
SHIPPING
- Free Shipping on all orders — no minimum purchase required.
- Orders are dispatched within 24 hours of purchase (business days).
- Estimated delivery: 2–5 business days within the contiguous United States.
- Tracking information emailed as soon as your order ships.
RETURNS
- Exchanges accepted — we want you to be completely satisfied.
- If a part does not fit or is not as described, contact us within 7 days for an exchange.
- Items must be in original, unused condition and in original packaging.
WARRANTY
- 1-Year extended warranty available at additional cost — ask us for details.
FITMENT & COMPATIBILITY
Please verify that this part is compatible with your vehicle's year, make, model, and trim level before ordering. Part numbers and fitment details are listed in the product description. If you have any questions about compatibility, our team is happy to help — contact us by phone or email before purchasing.
Phone: (803) 723-7074
Email: sales@findmypart.shop
Hours: Mon–Fri, 9am–5pm EST
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