Mercury-Mercruiser 6-6125004TP Alpha Gen II SmartCraft Diesel Transom Assy

Mercury MerCruiser 6-6125004TP complete Alpha One Gen II digital SmartCraft diesel transom assembly for freshwater-cooled (closed-cooling) applications. Features a blocked water passage and includes a 1-year Mercury Marine factory warranty.

Manufacturer part number: 6125004TP
GTIN: 678633082054
Manufacturer: Mercury Marine
Availability: Not in stock - will be transferred from factory
Normally Ships: Warehouse transfer - on 4th business day
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MSRP: $4,777.14
$4,442.49

Mercury MerCruiser 6-6125004TP Alpha Gen II SmartCraft Diesel Transom Assembly

Complete Mercury MerCruiser Alpha One Gen II digital SmartCraft transom and gimbal housing assembly for compatible diesel applications with freshwater cooling, also known as closed cooling. This is a genuine Mercury Marine factory OEM assembly—not an aftermarket replacement.

Application Information
  • Mercury MerCruiser part number: 6-6125004TP
  • Alpha One Gen II diesel applications
  • Digital SmartCraft transom 
  • For freshwater-cooled/closed-cooled diesel applications
  • Transom water passage is blocked

What Is Included

The complete 6-6125004TP transom and gimbal housing assembly includes:

  • Gimbal housing and inner transom plate
  • Bell housing
  • Gimbal ring and gimbal bearing
  • Hoses and bellows
  • Trim cylinders and hydraulic hoses
  • Shift cable

A complete replacement assembly may be a practical alternative when the existing housing, steering components, trim system or multiple related transom parts require repair.

Why the Transom Assembly Matters

The transom assembly connects the engine and sterndrive while supporting several critical boat systems, including:

  • Steering actuation
  • Trim control, sensing and trim limit
  • Exhaust routing
  • Cooling-system routing
  • Corrosion protection
  • Sealing the transom opening to keep water outside the boat

Factory warranty: 1 year through Mercury Marine.

Mercury MerCruiser 6-6125004TP Alpha Gen II SmartCraft Diesel Transom Assembly

Complete Mercury MerCruiser Alpha One Gen II digital SmartCraft transom and gimbal housing assembly for compatible diesel applications with freshwater cooling, also known as closed cooling. This is a genuine Mercury Marine factory OEM assembly—not an aftermarket replacement.

Application Information
  • Mercury MerCruiser part number: 6-6125004TP
  • Alpha One Gen II diesel applications
  • Digital SmartCraft transom 
  • For freshwater-cooled/closed-cooled diesel applications
  • Transom water passage is blocked

What Is Included

The complete 6-6125004TP transom and gimbal housing assembly includes:

  • Gimbal housing and inner transom plate
  • Bell housing
  • Gimbal ring and gimbal bearing
  • Hoses and bellows
  • Trim cylinders and hydraulic hoses
  • Shift cable

A complete replacement assembly may be a practical alternative when the existing housing, steering components, trim system or multiple related transom parts require repair.

Why the Transom Assembly Matters

The transom assembly connects the engine and sterndrive while supporting several critical boat systems, including:

  • Steering actuation
  • Trim control, sensing and trim limit
  • Exhaust routing
  • Cooling-system routing
  • Corrosion protection
  • Sealing the transom opening to keep water outside the boat

Factory warranty: 1 year through Mercury Marine.