Propeller Spacer / Washer for Mercury Mariner Outboards & MerCruiser Sterndrives

Marine-grade aftermarket propeller spacer / washer for selected Mercury and Mariner outboards and MerCruiser sterndrive applications.

Suitable for selected 15-spline propeller shaft applications using the corresponding propeller and hub arrangement.

Suitable for selected:

This spacer is primarily used with the appropriate rubber-hub / non-Flo-Torq II propeller arrangement.

Fitment is determined by the gearcase and propeller hub system, not horsepower alone.

Fits Selected MerCruiser Sterndrives

Also suitable for selected:

Please check your existing propeller hardware and original part number before ordering.

OEM part numbers are used for identification and reference purposes only.

Please do not order by horsepower or appearance alone.

Mercury and Mariner engines can use different propeller hardware depending on the gearcase, propeller and hub system.

Before purchasing, please check:

For the safest identification, check that your existing propeller hardware corresponds to 12-31211Q03 / 31211A2 / 31211A3 / 31211K03.

If you are unsure, please contact SSI Marine with your engine serial number and propeller details before purchasing.