Maximus® ST (Short Tube)

Designed for sterndrives and big horsepower outboards, the Mercury Racing® Pro Finished®Maximus ST (short tube) propeller is available in 24″ to 34″ (even) pitch sizes in both left and right-hand rotation. It features a cut-down diameter (15.6” to  15.3”) and a shortened exhaust tube for enhanced performance. The Maximus ST is rated for up to 600 h.p.

Photo of Maximus® ST (Short Tube)

Designed for sterndrives and big horsepower outboards, the Mercury Racing® Pro Finished®Maximus ST (short tube) propeller is available in 24″ to 34″ (even) pitch sizes in both left and right-hand rotation. It features a cut-down diameter (15.6” to  15.3”) and a shortened exhaust tube for enhanced performance. The Maximus ST is rated for up to 600 h.p.

From Our Blog

New Props for Summer!

The official start of Summer is June 21. If the volume of blog comments, voice mails and prop orders are any indication, the summer boating season has been under way for a good month already. I, like you, am ready to get some boating in and enjoy the warm summer weather.  And - just in time for the season, I'm …

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  • Systems Engineered

    Shortened exhaust tube (some people refer to it as the diffuser ring or barrel) settles the stern of select hulls, resulting in a 2-4 mph increase in top-end speed.

     

  • Durable

    From mechanical torture tests to round-the-clock endurance testing, we run every propeller design to the limit. Our efforts are proven from the race course to fishing tournaments; no-one is as durable as Mercury and Mercury Racing propellers.

     

  • Lab Finished

    Technicians blueprint these popular propellers by thinning the blade surfaces in specific areas, modifying the leading and trailing edges and balancing the propeller for maximum efficiency.

Specifications

  • Diameter15.3” & 15.6”
  • Pitch24” – 34”
  • RotationLH & RH
  • FinishPro Finish
Technical Contact

If you have a question that’s not answered in our FAQs or you need additional information, please contact us at the phone numbers listed below.

Mercury Racing Technical Services Hours
Monday through Friday
7:30 a.m. – 4:30 p.m.
(Central Time)

Outboard & Sterndrive Consumer Affairs
(920) 924-2088
(Calls may be recorded for quality purposes)

Mercury Racing Product Technical Publications
Service manuals, parts manuals; operation, maintenance, and warranty manuals.
(920) 929-5110
FAX: 920-929-4894

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