GENUINE MERCURY MARINE OEM FLO-TORQ II DRIVE SLEEVE
Original OEM Part Number: 850515A1
Current Superseding Part Number: 835257Q1
UPC: 745061017498
Product: Flo-Torq II Replacement Drive Sleeve
Brand: Mercury Marine
Condition: BRAND NEW
This is a genuine Mercury Marine OEM Flo-Torq II replacement drive sleeve, part number 850515A1.
Mercury has superseded 850515A1 with the newer 835257Q1 part number.
If you're searching for the original 850515A1 drive sleeve, this is the OEM part number you want.
Brand new, never installed and never used.
Original Mercury OEM P/N: 850515A1
Current replacement/superseding P/N: 835257Q1
Mercury's parts information identifies 835257Q1 as the functional replacement for 850515A1. The newer replacement may look different from the original design.
This listing is specifically for the original 850515A1 OEM part.
This drive sleeve is associated with compatible Mercury/Mariner and Force applications including:
MERCURY / MARINER
FORCE
These applications are dependent upon the exact propeller, gearcase and hub configuration.
Please verify the OEM part number against your engine/propeller application before purchasing.
Do not rely solely on horsepower.
The Flo-Torq II system is Mercury Marine's interchangeable propeller hub system designed to provide a replaceable hub/drive component and help cushion shock loads through the propeller system.
The drive sleeve is a critical component of the Flo-Torq II assembly.
This listing is for the 850515A1 drive sleeve only.
It is NOT a complete Flo-Torq II hub kit unless all components shown in the photographs are included.
Known applications for the original 850515A1 include compatible:
The current 835257Q1 replacement has a broader application range, so don't assume every application of 835257Q1 means that the original 850515A1 was used on that engine.
Please compare 850515A1 with your existing part, propeller/hub requirements and engine model before ordering.
There are currently aftermarket Flo-Torq-style replacement kits on eBay selling in the mid-$30 range.
This listing is different:
This is a genuine Mercury Marine OEM part.
If you're restoring an older Mercury/Mariner/Force setup or specifically need the original 850515A1 part number, this is an excellent opportunity to get the genuine OEM component rather than an aftermarket reproduction.
BRAND NEW / NEVER USED
This is a genuine Mercury Marine OEM part.
It has never been installed or used.
Any shelf wear, markings or cosmetic imperfections visible in the photographs are related to storage/age and do not indicate prior use.
Please examine all photographs carefully. The exact item shown is the item you will receive.
850515A1
850515-A1
835257Q1
Mercury 850515A1
Mercury 835257Q1
Flo-Torq II Drive Sleeve
Mercury Flo-Torq II
Mercury BigFoot Hub
Force 90 120 Hub
745061017498
1 Genuine Mercury Marine Flo-Torq II Replacement Drive Sleeve
Original P/N: 850515A1
Superseded by: 835257Q1
UPC: 745061017498
Brand new and never installed.
Ships carefully packaged to protect the part during transit.