1708A Dunbier A1353 Mackay Bearing Set and Two-Part Seal Suits AL-KO 65mm Square | Marine Trailer Part
1708A Dunbier A1353 Mackay Bearing Set and Two-Part Seal Suits AL-KO 65mm Square | Marine Trailer Part
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🔧 Product Description
Dunbier AL-KO 65mm Axle Bearing Set with Two-Part Marine Seal – Part Number: 1708A
A matched tapered-roller wheel-bearing service set for AL-KO 65mm square-tube axle assemblies. The inner and outer bearing cones and cups are supplied with the specified hub seal so the complete bearing position can be renewed using components matched to the Dunbier axle family.
⚙️ Key Features
- Matched inner and outer tapered-roller bearings
- Includes the specified grease seal
- Designed for marine-trailer hub service
- Suitable for preventive maintenance or full bearing replacement
- Correct bearing family preserves spindle and hub fit
📏 Specifications
- Axle family: AL-KO 65mm square-tube axle assemblies
- Included bearings: HR30210 bearing set and 15245 cone / 15123 cup
- Included seal: AL-KO two-part seal 82140 / 182140
- Pack format: complete service kit
- Axle family rating: 2.2-tonne axle family
🔄 Cross Reference & Related Parts
- Dunbier: 1708A
- Mackay: A1353
- Bearing components: HR30210 bearing set and 15245 cone / 15123 cup
- Seal reference: AL-KO two-part seal 82140 / 182140
- Seal-only listing: Dunbier 1718
- Use only with AL-KO spindle and hub dimensions
🚤 Trailer Compatibility & Application
- Suits AL-KO 65mm square-tube axle assemblies
- Confirm existing bearing numbers before dismantling where the trailer history is unknown
- Hub, spindle, seal journal and dust-cap dimensions must remain serviceable
🔌 Function
Supports the rotating hub on the fixed axle spindle while the seal retains grease and helps exclude water and road contamination.
⚠️ Common Signs of Failure
- Bearing rumble, roughness or heat at the hub
- Pitting, blue heat marks or corrosion on rollers and races
- Grease contaminated with water or metallic particles
- Excessive hub end float that cannot be adjusted correctly
- Seal leakage or water entry after launching
🛠️ Installation & Safety
- Replace bearing cups and cones as matched sets
- Clean the hub thoroughly and inspect the spindle before assembly
- Pack bearings completely with suitable wheel-bearing grease
- Install the seal squarely without damaging its lip or stainless mating ring
- Adjust bearing preload and fit a new axle split pin before road use
📦 Condition
- Genuine Dunbier Marine Products trailer component
- Brand new
- Supplied as one complete service kit bearing-and-seal set
- 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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