42259 42260A6 Mercruiser Gimble Housing | Genuine Used Part

🔧 Product Description

Genuine MerCruiser R MR Alpha One Gen I Gimbal Housing Assembly - Part Number: 42260A6

A genuine used MerCruiser gimbal housing assembly for R, MR and Alpha One Gen I transom systems.

The housing carries casting identification 42259 / 42259-C and mounts to the boat transom. It supports the gimbal ring, steering lever, bell housing, bearing and bellows assemblies.

⚙️ Key Features

• Genuine Mercury MerCruiser OEM gimbal housing

• Correct assembly number 42260A6

• Associated casting numbers 42259 and 42259-C

• Used on R, MR and Alpha One Gen I systems

• Superseded by later service housing 8M0163483

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 8M0163483 → Supersedes 42260A6

• 42260A6 earlier OEM gimbal-housing assembly

OEM / Related Numbers:

• 42260A6

• 42259

• 42259-C

• 42260A8 related housing version

• 8M0163483 current service replacement

• 94993A7 related gimbal ring

• 42815A6 related bell housing

• 98262A1 related steering lever

Aftermarket / Verified Equivalents:

• Recmar: RM42260A6

• Poseidon Marine: Alpha One Gen I aftermarket gimbal housing replacing 42260A6

🚤 Compatibility

Commonly used on:

• MerCruiser R, MR and Alpha One Gen I transom assemblies

• Four-, six- and eight-cylinder petrol sterndrive installations

Typically suits:

• Engine models:

• MerCruiser R / MR / Alpha One sterndrive - 1983-1990, serial 6225577 to 0F386995

• MerCruiser R / MR / Alpha One transom assembly - 1983-1990, serial 6216687 to 0F386995

• MerCruiser 2.5L / 120HP, 3.0L / 140HP and 3.7L / 470-family applications

• MerCruiser 4.3L V6 and 5.0L / 5.7L V8 Alpha One Gen I applications

• HP Range: Engine-family controlled

• Engine Type: MerCruiser R / MR / Alpha One Gen I sterndrive transom system

• Year Range: 1983 - 1990

🔌 Function

The gimbal housing anchors the sterndrive to the boat and carries the steering, drive-pivot, gimbal-bearing and bellows components. It must remain structurally sound and correctly aligned with the engine.

Common signs of failure:

• Housing is cracked or corroded

• Gimbal-bearing bore is damaged

• Steering or pivot mounting points are worn

• Water leaks through damaged sealing surfaces

• Drive alignment cannot be maintained

📦 Condition

• Genuine used part

• Removed from running engine where applicable

• In good working condition unless otherwise stated