32864588 Mercury MerCruiser Hydraulic Hose | Genuine Quicksilver OEM Part
32864588 Mercury MerCruiser Hydraulic Hose | Genuine Quicksilver OEM Part
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🔧 Product Description
Genuine Quicksilver Power Trim Hydraulic Hose - Port Down Pressure - Part Number: 32-864588
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 port-side down-pressure trim cylinder hose and replaces earlier 32-99903 trim hose references.
⚙️ Key Features
- Genuine Quicksilver OEM hydraulic trim hose
- Correct Mercury part number 32-864588
- Trim cylinder to connector block hose
- Port-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
- Port-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, port 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 32-864588 is specified
- MerCruiser Bravo XR trim hose applications where 32-864588 is specified
- MerCruiser Bravo XZ trim hose applications where 32-864588 is specified
- MerCruiser Blackhawk trim cylinder hose applications - serial 0F186717 and up where 32-864588 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: Port-side down-pressure trim cylinder to connector block hose
- Fitment Note: Not the later Alpha One Gen II style where a different hose layout is used. Verify trim cylinder casting and hose length before installation.
🔌 Function
The hose carries pressurised trim fluid between the connector block and port trim cylinder, allowing the trim system to apply down-pressure and control sterndrive angle.
⚠️ Common Signs of Failure
- Trim fluid leak from hose or crimp
- Drive will not hold trim position
- Slow or weak trim response
- Air entering hydraulic trim circuit
- Hose corrosion, abrasion or cracking
🔄 Supersession & Cross Reference
OEM Supersession Chain
- 32-864588 → Supersedes 32-99903
- 32-99903 earlier OEM port trim hose reference
OEM / Related Numbers
- 32-864588
- 864588
- 32864588
- 32-99903
- 99903
- 32-99904Q related up-pressure hose
- 32-864589 related starboard down-pressure hose
Aftermarket / Verified Equivalents
- Sierra: 18-2137
- GLM: 26200
- Mallory: 9-71515
- Recmar: REC32-864588
📦 Condition
- Genuine Quicksilver part
- Brand new
- Supplied in original or equivalent packaging
Shipping & Delivery
Shipping & Delivery
Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.
Returns & Warranty
Returns & Warranty
14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in new, unused condition for a refund or exchange. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.
Not sure this fits?
Not sure this fits?
Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.
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