Mercury outboard spare part 840453A03 (PROPELLER SHAFT). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 250 HP XS 6 CYL (3.0L), 300X (3.0L) PRO MAX, 2.5XS (2.5L), 250 HP Sport XS 6 CYL (2.5L), 225 HP Sport XS 6 CYL (3.0L). Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 840453A03 (PROPELLER SHAFT), documented in 11 exploded diagram location(s), across the 2-STROKE-DFI-OPTIMAX, 2-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-DFI-OPTIMAX2-5xs-2-5l0T997974 THRU 1E000796171View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-sport-xs-6-cyl-3-0l1E000797 THRU 1E002583171View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-sport-xs-6-cyl-2-5l1E002342 THRU 1E051823171View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-sport-xs-6-cyl-2-5l1E051824 THRU 1E052994171View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l0T651945 THRU 0T818042171View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l0T818043 THRU 0T997973171View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l0T997974 THRU 1E000796171View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l1E000797 THRU 1E002341171View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l1E002342 THRU 1E051113171View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-xs-6-cyl-3-0l1E053158 THRU 1E053958171View
Mercury 2-STROKE-EFI300x-3-0l-pro-max0T429940 THRU 0T99958717, 551View

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Appears in diagrams of these models

  • 250 HP XS 6 CYL (3.0L)
  • 300X (3.0L) PRO MAX
  • 2.5XS (2.5L)
  • 250 HP Sport XS 6 CYL (2.5L)
  • 225 HP Sport XS 6 CYL (3.0L)