99625002 Mercury Upper Tilt Shaft | Genuine Used Part

🔧 Product Description

Genuine Mercury Upper Power Trim Tilt Shaft - Part Number: 99625002

A genuine Mercury upper tilt shaft and pin used to secure the upper end of selected power-trim assemblies to the swivel or transom bracket. The hardened shaft carries the pivot load as the hydraulic unit raises, lowers and trims the outboard.

Part number 99625002 replaces earlier 996251 and 99625 references.

⚙️ Key Features

• Genuine Mercury OEM upper tilt shaft
• Current service number 99625002
• Supersedes 996251 and 99625
• Used in selected medium and high-horsepower Mercury power-trim assemblies
• Provides the upper pivot connection between the trim unit and engine bracket

🚤 Compatibility

Commonly used on

• Mercury and Mariner medium and high-horsepower power-trim assemblies
• Upper trim-cylinder pivot locations in the swivel and transom bracket

Typically suits

• Engine models:
• Mercury 70HP to 200HP model families produced approximately 1984-2006 where 99625002 is specified
• Mercury 75HP four-stroke Bodensee - serial 0T801000 to 1B226999
• Mercury 75HP four-stroke applications from serial 0T928910 and above
• Earlier matching applications through serial 0T928909 using 996251
• Mercury 90HP three-cylinder - serial 0T801000 to 1B226999
• Mercury 90HP DFI / OptiMax - serial 1B736885 and above
• Mercury 100 EFI - serial 1B227000 to 1B366822
• Mercury 115HP model families using the corresponding three-ram assembly
• Mercury 125HP model families using the corresponding three-ram assembly
• Mercury V135 EFI / DFI
• Mercury V150 EFI - applicable 2.5L production
• Mercury V150 DFI - serial 0T980000 and above where specified
• Mercury V175 EFI / DFI
• Mercury V200 EFI / DFI
• Mercury 200HP - serial 1B912786 and above where the trim diagram specifies 99625002
• Mercury 225HP EFI / DFI applications using the same upper shaft
• Mercury 250 DFI Pro XS - serial 1B426561 to 1B752546
• Mercury 250 DFI Sport XS - serial 1E002342 to 1E051823
• Mercury performance and Racing trim assemblies using the 99625002 upper pivot shaft
• HP Range: Commonly 70HP - 250HP
• Engine Type: Mercury / Mariner carburetted, EFI, DFI / OptiMax and performance outboard
• Year Range: Approximately 1984 onward, dependent on trim-unit generation

🔌 Function

The shaft passes through the upper eye of the hydraulic trim assembly and the matching bracket bosses. It forms the upper pivot point and transfers engine weight and hydraulic thrust into the transom-bracket structure.

⚠️ Common Signs of Failure

• Excessive play at the upper trim-unit mount
• Corrosion or pitting on the shaft
• Shaft seized inside the bracket bushes
• Bent shaft causing trim-unit misalignment
• Worn grooves at the retaining-ring positions
• Knocking noise while trimming
• Elongated bracket or cylinder-eye bores

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 99625002 → Supersedes 996251
• 996251 → Supersedes 99625
• 99625 earlier OEM upper tilt-shaft reference

OEM / Related Numbers

• 99625002
• 996251
• 99625
• Mercury upper tilt-shaft retaining rings and bushes
• Mercury power-trim anchor and swivel-bracket components
• Mercury medium and high-horsepower three-ram trim assemblies

Aftermarket / Verified Equivalents

• No aftermarket equivalent

📦 Condition

• Genuine used part
• Removed from running engine where applicable
• In good working condition unless otherwise stated