Mercury outboard spare part 878613A2 (GEAR ASSEMBLY Forward 1.87:1 - 15/28). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits V-150, V-135, V-175, V-200, 135 HP V6 CYL (2.5L), XR-6 / MAGNUM III, 140 JET, 150 HP V6 CYL (2.5L), V-140 (INTERNATIONAL), 115 HP V6 CYL (2.5L). Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 878613A2 (GEAR ASSEMBLY Forward 1.87:1 - 15/28), documented in 20 exploded diagram location(s), across the 2-STROKE-CARB, 2-STROKE-DFI-OPTIMAX, 2-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARBv-140-international0T178500 THRU 1B22699951View
Mercury 2-STROKE-CARBxr-6-magnum-iii0G303046 THRU 0G760299521View
Mercury 2-STROKE-CARBxr-6-magnum-iii0G760300 THRU 0G960499521View
Mercury 2-STROKE-CARBxr-6-magnum-iii0G960500 THRU 1B226999521View
Mercury 2-STROKE-DFI-OPTIMAX115-hp-v6-cyl-2-5l0G960500 THRU 0T17849951View
Mercury 2-STROKE-DFI-OPTIMAX135-hp-v6-cyl-2-5l0G590000 THRU 0G76029951View
Mercury 2-STROKE-DFI-OPTIMAX150-hp-v6-cyl-2-5l0G590000 THRU 0G76029951View
Mercury 2-STROKE-DFI-OPTIMAX175-hp-v6-cyl-2-5l0T178500 THRU 0T80099951View
Mercury 2-STROKE-DFI-OPTIMAX175-hp-v6-cyl-2-5l0T801000 THRU 1B22699951View
Mercury 2-STROKE-EFIv-150-hp0G303046 THRU 0G760299511View
Mercury 2-STROKE-EFIv-175-efi-2-5l0T409000 THRU 0T800999521View
Mercury 2-STROKE-EFIv-175-hp0G303046 THRU 0G760299511View
Mercury 2-STROKE-EFIv-175-hp0G760300 THRU 0G960499521View
Mercury 2-STROKE-EFIv-175-hp0G960500 THRU 0T408999521View
Mercury 2-STROKE-EFIv-2000G303046 THRU 0G76029951, 521View
Mercury 2-STROKE-EFIv-2000G760300 THRU 0G96049951, 521View
Mercury 2-STROKE-EFIv-2000G960500 THRU 0T40899951, 521View
Mercury 2-STROKE-EFIv-200-2-5l0T409000 THRU 0T800999521View
Mercury 2-STROKE-EFIv-200-2-5l0T801000 THRU 1B22699951View
Mercury 2-STROKE-EFIv-200-2-5l1B227000 THRU 2B12104851View

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Appears in diagrams of these models

  • V-150
  • V-135
  • V-175
  • V-200
  • 135 HP V6 CYL (2.5L)
  • XR-6 / MAGNUM III
  • 140 JET
  • 150 HP V6 CYL (2.5L)
  • V-140 (INTERNATIONAL)
  • 115 HP V6 CYL (2.5L)