H3998 Mackay 1522 Dunbier TRAILSAFE Coupling Lock, complete with padlock | Marine Trailer Part
H3998 Mackay 1522 Dunbier TRAILSAFE Coupling Lock, complete with padlock | Marine Trailer Part
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✓ Authorised Volvo Penta Dealer · Marine & auto specialists · Ships Australia-wide
🔧 Product Description
Mackay TrailSafe Coupling Lock with Padlock – Part Number: H3998
A Mackay trailer component supplied as locks trailer on or off vehicle. It is designed for the application identified by the listed reference and corresponding Dunbier cross-reference where shown.
⚙️ Key Features
- TrailSafe Coupling Lock with Padlock
- Marine trailer application
- Reference-specific replacement
- Durable service component
- Matched installation geometry
- Workshop-ready supply
📏 Specifications
- Published specification: locks trailer on or off vehicle
- Related reference: Dunbier 1522
- Permanent markings and package contents govern
🔄 Cross Reference & Related Parts
- Mackay: H3998
- Dunbier: 1522
- Related: Dunbier 1522
🚤 Trailer Compatibility & Application
- Use only with matching Mackay/Dunbier system
- Confirm dimensions and attachment points
- Do not exceed marked capacity
🔌 Function
Performs the trailer support, restraint, security or jockey-wheel service function stated in the product name.
⚠️ Common Signs of Failure
- Deformation
- Corrosion
- Loose or worn attachment
- Loss of normal operation
- Damaged retaining hardware
🛠️ Installation & Safety
- Compare old and new part
- Use correct fasteners
- Follow marked capacity
- Test before road use
- Inspect after first use
📦 Condition
- Genuine Mackay Trailers part
- Brand new
- Supplied as one trailsafe coupling lock with padlock
- 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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