Mercury outboard spare part 841978 (PROPELLER SHAFT). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 250 HP XS 6 CYL (3.0L), 300 HP XS 6 CYL (3.2L), 225 HP Pro XS 6 CYL (3.0L), JP (3.0L), 225 HP SPORT XS 6 CYL (2.5L), 225 HP XS 6 CYL (2.5L), 250 HP Pro XS 6 CYL (3.0L), 250 HP Sport XS 6 CYL (2.5L), 300X (3.0L) PRO MAX, 200 EFI PRO MAX/SUPER MAG, 225 EFI PRO MAX/SUPER MAG. Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 841978 (PROPELLER SHAFT), documented in 15 exploded diagram location(s), across the 2-STROKE-DFI-OPTIMAX, 2-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-DFI-OPTIMAX225-hp-pro-xs-6-cyl-3-0l1B426561 THRU 1B752546171View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-pro-xs-6-cyl-3-0l1B752547 THRU 2B535608171View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-sport-xs-6-cyl-2-5l1E002584 THRU 1E050825171View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-xs-6-cyl-2-5l1E002584 THRU 1B792195171View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-pro-xs-6-cyl-3-0l1B426561 THRU 1B752546181View
Mercury 2-STROKE-DFI-OPTIMAX250-hp-sport-xs-6-cyl-2-5l1E002342 THRU 1E051823171View
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-OPTIMAX300-hp-xs-6-cyl-3-2l1E001867 THRU 1E052057171View
Mercury 2-STROKE-DFI-OPTIMAX300-hp-xs-6-cyl-3-2l1E052058 THRU 1E053987171View
Mercury 2-STROKE-DFI-OPTIMAXjp-3-0l1E003046 THRU 1E052824171View
Mercury 2-STROKE-EFI300x-3-0l-pro-max0T235084 THRU 0T429939171View

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Appears in diagrams of these models

  • 250 HP XS 6 CYL (3.0L)
  • 300 HP XS 6 CYL (3.2L)
  • 225 HP Pro XS 6 CYL (3.0L)
  • JP (3.0L)
  • 225 HP SPORT XS 6 CYL (2.5L)
  • 225 HP XS 6 CYL (2.5L)
  • 250 HP Pro XS 6 CYL (3.0L)
  • 250 HP Sport XS 6 CYL (2.5L)
  • 300X (3.0L) PRO MAX
  • 200 EFI PRO MAX/SUPER MAG
  • 225 EFI PRO MAX/SUPER MAG