42881A1 Mercury Shift Rail | Genuine Used Part
42881A1 Mercury Shift Rail | Genuine Used Part
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🔧 Product Description
Genuine Mercury Mariner Shift Rail Assembly - Part Number: 42881A1
A genuine used Mercury Mariner shift-rail assembly for selected two-stroke outboards.
The formed rail operates within the engine-side shift linkage and guides movement between the control mechanism and the shift-shaft connection. The casting or stamped identification may appear as 42881-C1.
⚙️ Key Features
- Genuine Mercury Marine OEM shift-rail assembly
- Correct Mercury part number 42881A1
- Associated casting identification 42881-C1
- Used across selected 40HP to 125HP two-stroke families
- Maintains controlled forward, neutral and reverse linkage travel
🚤 Compatibility
Commonly used on
- Mercury and Mariner two-stroke engine-side shift-linkage assemblies
- Three-cylinder and four-cylinder outboard families using rail 42881A1
Typically suits
- Engine models:
- Mercury / Mariner 40HP, 45HP, 50HP and 60HP four-cylinder applications where 42881A1 is specified
- Mercury / Mariner 65 Jet shift-linkage applications using 42881A1
- Mercury / Mariner 70HP, 75HP, 80HP and 90HP three-cylinder outboards
- Mercury / Mariner 100HP, 115HP and 125HP four-cylinder outboards
- HP Range: 40HP - 125HP
- Engine Type: Mercury / Mariner two-stroke outboard
- Year Range: Approximately 1989 - 2006
🔌 Function
The rail guides and transfers shift-control movement through the engine linkage. Its shape and pivot locations ensure the shift shaft receives the correct travel for each gear position.
⚠️ Common Signs of Failure
- Rail is bent, cracked or heavily corroded
- Pivot points or slots are worn
- Shift linkage has excessive free play
- Engine will not engage forward or reverse fully
- Rail binds against the cowling or adjacent linkage
🔄 Supersession & Cross Reference
OEM Supersession Chain
- 42881A1 current known Mercury OEM assembly reference
- 42881 original Mercury base reference
OEM / Related Numbers
- 42881A1
- 42881
- 42881-C1 casting / identification reference
- Mercury description: Shift Rail Assembly
Aftermarket / Verified Equivalents
- No aftermarket equivalent
📦 Condition
- Genuine used part
- Removed from running engine where applicable
- In good working condition unless otherwise stated
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 the condition you received it for a refund or exchange. 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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