Trunnion Mounts (High Demand Commercial Applications)

Isoflex Trunnion Mount

This fully adjustable mounting system is designed to handle high thrust conditions to minimize engine vibration in high demand applications. Trunnion mounts can be configured in single, double or triple arrangements, subject to thrust demand. Custom bracket design is available, allowing it to fit most gearboxes on the market. No shimming is required: these are fully adjustable with easily accessible CAM adjusters.

The Isoflex trunnion mounting system is designed to isolate engine vibration in tugboats, towboats, patrol vessels, ferries, yachts and super yachts.

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Single trunnion arrangement


Double trunnion arrangement


Triple trunnion arrangement


Isoflex trunnion mounts now feature a low profile configuration.

With customized bracketry, Isoflex trunnion mounts can be used in any application:

  • Seamless integration with standard gearbox bolt patterns.
  • Island gearboxes that require a separation of fixation points to prevent thrust induced rotation.
  • Link plates connecting mounts to the engine and gearbox to eliminate strain on bell housings.
  • The ability to mount single, double or triple trunnion mounts for high thrust applications from deep gearbox reductions.