Mercury & Mariner 1986-2015 V6 2.0, 2.4, & 2.5L 135-200 HP Gearcase Parts Diagrams
This page offers a complete catalog of lower unit components for Mercury & Mariner V6 outboard engines—including 2.0L, 2.4L, and 2.5L variants, ranging from 135 to 200 HP and spanning model years 1986–2015. Technicians and DIY boat owners will find:
- Gearcases & lower drives tailored for 2.0 L / 2.4 L / 2.5 L 135–200 HP models
- Supporting components like anodes, gear sets, shaft replacements, bearings, propellers, hub kits, and more
- Access to detailed parts diagrams, ensuring confident identification and ordering
- Easy navigation with organized sections for quick browsing across outboard-related categories
Whether you're rebuilding a powerhead or servicing the gearcase, this resource ensures correct, OEM-aligned parts for maximum engine performance and longevity.
The following parts correspond to the numbers on the diagram above:
- Spanner Nut, or Small Spanner Nu
- Tab Washer
- Crankshaft/Propshaft Oil Seal
- Propshaft Needle Bearing
- Bearing Carrier
- Bearing Carrier O-ring
- Reverse Gear Ball Bearing
- Reverse Gear Thrust Ring
- Gear Set (2.0:1), or Gear Set (1.87:1, 3 1/2"Race), or Gear Set (1.87:1, 3 1/8"Race)
- Propshaft
- Clutch Cross Pin Spring
- Clutch Dog, or Clutch Dog (RH & LH)
- Forward Gear Needle Bearing
- Tapered Roller Bearing (3.500 OD), or Tapered Roller Bearing(3.125 OD)
- Forward Gear Shim Kit
- Shift Cam Rod Detent Kit
- Pinon Gear Nut & Washer
- Pinion Nut Washer
- Pinion Bearing
- Shift Shaft Seal Bushing
- Driveshaft (L, 20") or Driveshaft (XL, 25")
- Driveshaft Bearing Shim Kit
- Driveshaft Upper Bearing
- Driveshaft Retainer Nut
- Lower Water Pump Gasket
- Driveshaft Bearing Shim Kit
- Water Pump Base
- Water Pump Base Gasket
- Water Pump Base Gasket
- Water Pump Impeller
- Water Tube Seal
- Water Pump Kit w/Housing
We also offer a complete Seal Kit and a complete Bearing Kit!
29 of 29 Items
29 of 29 Items