OEM Quicksilver 42647A1 Lower Driveshaft Bearing for MerCruiser MR & Alpha
🛡️ PARTSDUCK Promise - Best price, great support & more
🛡️ PARTSDUCK Promise - Best price, great support & more
More than just a price match! Best price, fast shipping, great stock, real support. More Here
Free Shipping Over $99
Free Shipping Over $99
In stock items ship same or next business day from the closest of our 20+ warehouses with stock. Economy Shipping is free over $99.
Phone Support (856) 666-7986
Phone Support (856) 666-7986
Call us with questions 9-5 Monday - Friday EST.
(856) 666-7986
No Fee Returns for 30 Days
No Fee Returns for 30 Days
No restocking fees on most items, full Return Policy
Description
Description
The OEM Quicksilver 42647A1 lower driveshaft bearing is intended for the MerCruiser MR & Alpha applications below. Use the exact part number and application details to choose the correct replacement.
Application and fitment
MerCruiser MR, Alpha One and Alpha One Gen II applications requiring this lower driveshaft bearing.
Product details
Lower driveshaft/pinion bearing. Manufacturer cross-reference: OMC 387817.
Part identification
- Manufacturer part number: 42647A1
- Product: Lower Driveshaft Bearing
Confirm compatibility with the engine or drive serial number and the relevant manufacturer parts diagram before ordering. Follow the applicable service instructions for installation.

