98230A1 Mercury MerCruiser Shaft Asembly | Genuine Quicksilver OEM Part

🔧 Product Description

Genuine Quicksilver Upper Steering Shaft Assembly - Part Number: 98230A1

A genuine Quicksilver upper steering shaft assembly used in MerCruiser gimbal ring and steering arm assemblies. This shaft is used on Alpha One Gen II and Bravo transom assemblies where the upper steering shaft / gimbal ring diagram specifies 98230A1, and it is commonly associated with later service references 866718A01 and 866322A01.

⚙️ Key Features

• Genuine Quicksilver OEM upper steering shaft assembly

• Correct Mercury part number 98230A1

• Used in MerCruiser gimbal steering shaft / upper steering arm assemblies

• Fits Alpha One Gen II and Bravo transom assemblies where specified

• Common repair part for worn or corroded gimbal steering shaft areas

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 98230A1 original / service upper steering shaft assembly reference

• 866718A01 later related upper steering shaft assembly reference

• 866322A01 related upper steering shaft reference where specified

OEM / Related Numbers:

• 98230A1

• 98230A 1

• 98230

• Mercury 98230A1

• Quicksilver 98230A1

• 866718A01

• 866322A01

• Upper steering shaft assembly

• Gimbal steering shaft

• Upper gimbal steering shaft pin

• 23-847637 related gimbal ring / hinge pin bushing

• 12-85344 related washer

• 10-807204 related screw

• 11-8M2008293 related nut

• 12-861854 related washer

• 22-88847A1 related access plug kit for service access where used

Aftermarket / Verified Equivalents:

• Aftermarket stainless upper steering shaft kits exist for 98230A1 / 866718A01 applications

• Aftermarket references are commonly listed for Alpha One Gen II and Bravo steering shaft replacement

🚤 Compatibility

Commonly used on:

• MerCruiser Alpha One Gen II transom assemblies

• MerCruiser Bravo One, Bravo Two and Bravo Three transom assemblies

• Gimbal ring / steering shaft service where 98230A1 is specified

Typically suits:

• Drive / transom models:

• MerCruiser Alpha One Gen II transom assemblies where 98230A1 is specified

• MerCruiser Alpha One Gen II - 1991 and newer where the upper steering shaft diagram specifies 98230A1

• MerCruiser Bravo One transom assemblies where 98230A1 is specified

• MerCruiser Bravo Two transom assemblies where 98230A1 is specified

• MerCruiser Bravo Three transom assemblies where 98230A1 is specified

• MerCruiser Bravo Drives - serial 0B664190 to 0F729999 where steering shaft assembly 98230A1 is shown

• MerCruiser Bravo Sterndrives - serial 0F730000 to 0M100000 where specified

• MerCruiser Bravo - serial 0M100001 to 0W249999 where specified

• MerCruiser Bravo One - serial 0W250000 and up where specified

• MerCruiser Bravo Two - serial 0W250000 and up where specified

• MerCruiser Bravo Three - serial 0W250000 and up where specified

• MerCruiser SeaCore Bravo transom assemblies using related upper shaft reference 866718A01 where specified

• Drive Type: MerCruiser Alpha One Gen II and Bravo transom assembly

• System Type: Upper steering shaft / gimbal steering shaft assembly

• Fitment Note: Match by transom assembly serial number and gimbal ring / steering shaft diagram.

🔌 Function

The upper steering shaft transfers steering input through the gimbal ring and steering arm assembly. It is a critical steering support component for maintaining accurate drive movement and safe steering control.

Common signs of failure:

• Excessive steering play at the gimbal ring

• Corroded or seized upper steering shaft

• Steering arm movement or clunking

• Water intrusion and corrosion around shaft area

• Gimbal ring looseness

• Replacement required during transom steering rebuild

📦 Condition

• Genuine Quicksilver part

• Brand new

• Supplied in original or equivalent packaging