Mercury V6 Lower Unit 1647-9148T84

New OEM Mercury Marine Lower Unit – 9148T84 | 2.5L V6 | 20″ Shaft

This Mercury Marine V6 Lower Unit 1647-9148T84 / 9148T84) is a factory-original gearcase built for 2.5L V6 Mercury outboards with 150 HP, 175 HP, and 200 HP output. Designed specifically for outboards requiring a 20″ long shaft, this lower unit is genuine Mercury Marine—not aftermarket.

Whether you’re replacing a damaged unit or looking for a reliable upgrade, this Mercury outboard lower unit for sale ensures optimal compatibility, smooth performance, and factory precision. All internal components come pre-installed, making this lower unit a true plug-and-play replacement. It is covered by a 1-Year OEM Factory Warranty, offering peace of mind and long-term value.

SAVE $1100 by choosing our remanufactured 9148T84 lower unit made with OEM parts.

Fit / Specs

• Engine Type: Mercury V6 2.5 Liter, 6-Cylinder
• Horsepower:
  135 HP
  150 HP
  175 HP
  200 HP
• Shaft Length: Long Shaft – 20″
• OEM Part Number: 9148T84 / 1647-9148T84
• Other Versions Available:

  • XL Shaft (25″)

• Comparable Part: 9148T85

Pricing

Retail Price: $3,185

Our Price: $3,095
Potential Rebate $200
👉Final Price $2,895

Core Rebate Information

• ♻️ Ask about how to recycle your core & receive $ back
• Return your old core, get up to $200 back
• Rebate amounts vary based on condition of your core

Product Finish

• OEM mercury-black corrosion-resistant coating
• Built for harsh marine environments and high-performance usage

Useful Resources

• 🔍 How to find your Boat Engine serial number
• Still deciding? Watch our YouTube video How avoid common lower unit replacement mistakes
• To help extend the life of your gearcase, check out our Boat Maintenance Checklist

Where Used

• MAGNUM III – 0G960500 THRU 1B226999MAGNUM III – 0G760300 THRU 0G960499

  V-115 DFI (2.5L) – 0G960500 THRU 0T178499

  V-135 – 0G960500 THRU 0T178499

  V-135 – 0G760300 THRU 0G960499

  V-135 DFI (2.5L) – 0G960500 THRU 0T178499

  V-135 DFI (2.5L) – 0G760300 THRU 0G960499

  V-135 DFI (2.5L) – 0T178500 THRU 0T800999

  V-135 DFI (2.5L) – 0T801000 THRU 1B226999

  V-135 DFI (2.5L) – 1B227000 THRU 1B417701

  V-135 DFI (2.5L) – 1B417702 & Up

  V-140 (INTERNATIONAL) – 0T178500 THRU 1B226999

  V-150 – 0G960500 THRU 1B226999

  V-150 – 0G760300 THRU 0G960499

  V-150 (EFI) – 0G760300 THRU 0G960499

  V-150 (EFI) – 0G960500 THRU 0T408999

  V-150 DFI (2.5L) – 0G960500 THRU 0T178499

  V-150 DFI (2.5L) – 0G760300 THRU 0G960499

  V-150 DFI (2.5L) – 0T178500 THRU 0T800999

  V-150 DFI (2.5L) – 0T801000 THRU 1B226999

  V-150 DFI (2.5L) – 1B227000 THRU 1B417701

  V-150 DFI (2.5L) – 1B417702 & Up

  V-150 EFI (2.5L) – 0T409000 THRU 0T800999

  V-150 EFI (2.5L) – 0T801000 THRU 1B226999

  V-150 EFI (2.5L) – 1B227000 & Up

  V-175 – 0G760300 THRU 0G960499

  V-175 (EFI) – 0G760300 THRU 0G960499

  V-175 (EFI) – 0G960500 THRU 0T408999

  V-175 DFI (2.5L) – 0T178500 THRU 0T800999

  V-175 DFI (2.5L) – 0T801000 THRU 1B226999

  V-175 DFI (2.5L) – 1B227000 THRU 1B417701

  V-175 DFI (2.5L) – 1B417702 & Up

  V-175 EFI (2.5L) – 0T409000 THRU 0T800999

  V-200 – 0G960500 THRU 1B226999

  V-200 – 0G760300 THRU 0G960499

  V-200 (EFI) – 0G760300 THRU 0G960499

  V-200 (EFI) – 0G960500 THRU 0T408999

  V-200 EFI (2.5L) – 0T409000 THRU 0T800999

  V-200 EFI (2.5L) – 0T801000 THRU 1B226999

  V-200 EFI (2.5L) – 1B227000 & Up

  XR-6 – 0G960500 THRU 1B226999

  XR-6 – 0G760300 THRU 0G960499

  110 Jet (2.5L) – 1B690542 & Up

  140 JET – 0G960500 THRU 0T178499

  140 JET – 0G760300 THRU 0G960499

  150 Pro XS (2.5L) – 1B690542 & Up

  175 PROXS (2.5L) – 1B516339 & Up