32864589 Mercury MerCruiser 32864525 Hydraulic Hose | Genuine Quicksilver OEM Part

🔧 Product Description

Genuine Quicksilver Power Trim Hydraulic Hose - Starboard Down Pressure - Part Number: 32-864589

A genuine Quicksilver power trim hydraulic hose used between the trim cylinder and connector block on MerCruiser R, MR, Alpha One and Bravo sterndrives. This hose is the starboard-side down-pressure trim cylinder hose and replaces earlier 32-99902 trim hose references.

⚙️ Key Features

• Genuine Quicksilver OEM hydraulic trim hose
• Correct Mercury part number 32-864589
• Trim cylinder to connector block hose
• Starboard-side down-pressure hose
• Fits R, MR, Alpha One and Bravo I, II, III, X, XR and XZ applications where specified

🚤 Compatibility

Commonly used on

• MerCruiser power trim cylinder to connector block hydraulic systems
• Starboard-side trim cylinder down-pressure hose applications

Typically suits

• Drive models:
• MerCruiser R drive trim cylinder hose applications - serial 6225577 and up
• MerCruiser MR drive trim cylinder hose applications - serial 6225577 and up
• MerCruiser Alpha One Gen I trim cylinder hose applications - serial 6216687 to 0D469858
• MerCruiser Alpha One Gen I, 1983-1990 service range, starboard trim hose applications
• MerCruiser Bravo One trim cylinder hose applications - serial 0B664190 to 0W249999
• MerCruiser Bravo Two trim cylinder hose applications - serial 0B664190 to 0W249999
• MerCruiser Bravo Three trim cylinder hose applications - serial 0B664190 to 0W249999
• MerCruiser Bravo X One / Two / Three trim cylinder hose applications where 32-864589 is specified
• MerCruiser Bravo XR trim hose applications where 32-864589 is specified
• MerCruiser Bravo XZ trim hose applications where 32-864589 is specified
• MerCruiser Blackhawk trim cylinder hose applications where 32-864589 is specified
• Drive Type: MerCruiser R / MR / Alpha One Gen I / Bravo I / II / III / X / XR / XZ
• System Type: Hydraulic power trim hose
• Hose Position: Starboard-side down-pressure trim cylinder to connector block hose
• Fitment Note: Rigid tube length and trim-cylinder style should be checked before installation. If the rigid tube length differs, a different trim hose may be required.

🔌 Function

The hose carries pressurised hydraulic fluid between the connector block and starboard trim cylinder, allowing the trim system to apply down-pressure and control sterndrive trim angle.

⚠️ Common Signs of Failure

• Hydraulic fluid leak near trim cylinder or connector block
• Trim pump runs but drive moves slowly
• Drive drops or will not hold trim
• Air bubbles or fluid loss in trim system
• Hose corrosion, abrasion or damaged crimp fitting

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 32-864589 → Supersedes 32-99902
• 32-99902 earlier OEM starboard trim hose reference

OEM / Related Numbers

• 32-864589
• 864589
• 32864589
• 32-99902
• 99902
• 32864525 title reference / likely related internal listing reference
• 32-99904Q related up-pressure hose
• 32-864588 related port down-pressure hose

Aftermarket / Verified Equivalents

• Sierra: 18-2136
• SEI: 9B-106-12
• SEI: 9B-104-12
• Mallory: 9-71514
• Recmar: REC32-864589

📦 Condition

• Genuine Quicksilver part
• Brand new
• Supplied in original or equivalent packaging