Mercury outboard spare part 859399T16 (GEAR HOUSING ASSEMBLY Complete (4.75 Inch/120.65 mm Torpedo Diameter)). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 200 HP 6 CYL (3.0L), 225 HP 6 CYL (3.0L), 225 (3.0L), 250 (3.0L), 200 (3.0L), 200 HP DTS 6 CYL (3.0L), 225 HP DTS 6 CYL (3.0L), 225 (3.0L) MARATHON, 225 (3.0L) SEAPRO, 3.0L MARATHON, 3.0L SEAPRO, V-150 HP (2.5L), 225 (3.0L), 225 MARATHON (3.0L), 225 SEAPRO (3.0L), 3.0L DSI (Diesel Spark Ignition). Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 859399T16 (GEAR HOUSING ASSEMBLY Complete (4.75 Inch/120.65 mm Torpedo Diameter)), documented in 40 exploded diagram location(s), across the 2-STROKE-CARB, 2-STROKE-DFI-OPTIMAX, 2-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARB225-3-0l0G760300 THRU 0T408999-1View
Mercury 2-STROKE-CARB225-marathon-3-0l0G760300 THRU 0T408999-1View
Mercury 2-STROKE-CARB225-seapro-3-0l0G760300 THRU 0T408999-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0G590000 THRU 0G760299-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0G760300 THRU 0G960499-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0G960500 THRU 0T178499-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0T178500 THRU 0T598999-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0T599000 THRU 0T800999-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l0T801000 THRU 1B417701-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-6-cyl-3-0l1B417702 THRU 1B504988-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-dts-6-cyl-3-0l0T980000 THRU 1B417701-1View
Mercury 2-STROKE-DFI-OPTIMAX200-hp-dts-6-cyl-3-0l1B417702 THRU 1B504988-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0G590000 THRU 0G760299-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0G760300 THRU 0G960499-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0G960500 THRU 0T178499-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0T178500 THRU 0T598999-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0T599000 THRU 0T800999-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l0T801000 THRU 1B417701-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-6-cyl-3-0l1B417702 THRU 1B504988-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-dts-6-cyl-3-0l0T599000 THRU 1B417701-1View
Mercury 2-STROKE-DFI-OPTIMAX225-hp-dts-6-cyl-3-0l1B417702 THRU 1B504988-1View
Mercury 2-STROKE-DFI-OPTIMAX3-0l-dsi-diesel-spark-ignition1E052967 THRU 1E054191-1View
Mercury 2-STROKE-EFI200-3-0l0T750164 THRU 0T800999-1View
Mercury 2-STROKE-EFI200-3-0l0T801000 THRU 1B417701-1View
Mercury 2-STROKE-EFI200-3-0l1B417702 THRU 1B504988-1View
Mercury 2-STROKE-EFI225-3-0l0G760300 THRU 0T408999-1View
Mercury 2-STROKE-EFI225-3-0l0T409000 THRU 0T800999-1View
Mercury 2-STROKE-EFI225-3-0l0T801000 THRU 1B417701-1View
Mercury 2-STROKE-EFI225-3-0l1B417702 THRU 1B504988-1View
Mercury 2-STROKE-EFI225-3-0l-marathon0T801000 THRU 1B417701-1View
Mercury 2-STROKE-EFI225-3-0l-seapro0T801000 THRU 1B417701-1View
Mercury 2-STROKE-EFI250-3-0l0G760300 THRU 0T408999-1View
Mercury 2-STROKE-EFI250-3-0l0T409000 THRU 0T800999-1View
Mercury 2-STROKE-EFI250-3-0l0T801000 THRU 1B417701-1View
Mercury 2-STROKE-EFI250-3-0l1B417702 THRU 1B504988-1View
Mercury 2-STROKE-EFI3-0l-marathon0T409000 THRU 0T800999-1View
Mercury 2-STROKE-EFI3-0l-seapro0T409000 THRU 0T800999-1View
Mercury 2-STROKE-EFIv-150-hp0G760300 THRU 0G960499-1View
Mercury 2-STROKE-EFIv-150-hp-2-5l0T801000 THRU 1B226999-1View
Mercury 2-STROKE-EFIv-150-hp-2-5l1B227000 THRU 2B121048-1View

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Appears in diagrams of these models

  • 200 HP 6 CYL (3.0L)
  • 225 HP 6 CYL (3.0L)
  • 225 (3.0L)
  • 250 (3.0L)
  • 200 (3.0L)
  • 200 HP DTS 6 CYL (3.0L)
  • 225 HP DTS 6 CYL (3.0L)
  • 225 (3.0L) MARATHON
  • 225 (3.0L) SEAPRO
  • 3.0L MARATHON
  • 3.0L SEAPRO
  • V-150 HP (2.5L)
  • 225 (3.0L)
  • 225 MARATHON (3.0L)
  • 225 SEAPRO (3.0L)
  • 3.0L DSI (Diesel Spark Ignition)