Bearings - NSK
NSK Caravan & Trailer Wheel Bearings
Protect your investment on long-haul journeys with premium, high-precision Japanese NSK Caravan Bearings—engineered to withstand high radial loads, reduce friction, and eliminate roadside failures.
Product Description
When towing a caravan or heavy camper trailer across Australia’s demanding landscapes, your wheel bearings are under constant thermal and physical stress. Substandard or cheap bearings easily overheat, leading to catastrophic hub failure on remote roads. The solution is upgrading to authentic NSK Japanese Tapered Roller Bearings.
Manufactured using only high-grade, ISO-accredited steel, NSK bearings deliver unmatched dimensional accuracy and uniform hardness. Featuring precision-engineered conical rollers guided by a durable back-face rib, these kits are built to manage combined high radial and axial loads seamlessly. Whether you need a standard setup, a Slimline Ford configuration, or a heavy-duty 2-tonne axle replacement, NSK provides the low-noise, smooth-rolling assurance your caravan needs.
Specifications & Kit Configurations
We stock comprehensive, ready-to-fit kits tailored to standard Australian caravan axle configurations. Review the specifications below to identify your replacement components:
| Axle / Setup Type | Inner Bearing & Cup No. | Outer Bearing & Cup No. | Included Components | Typical Application |
|---|---|---|---|---|
| Standard / Holden Profile | LM67048 / LM67010 | LM11949 / LM11910 | Bearings, Cups, Rear Grease Seal, Dust Cap | Lightweight trailers & small camper trailers |
| Slimline / Ford Profile | LM68149 / LM68110 | LM12749 / LM12710 | Bearings, Cups, Rear Grease Seal, Grease Cap | Standard single & tandem axle caravans |
| Parallel (1600kg) | L68149 / L68110 | L68149 / L68110 | 2x Cones, 2x Cups, Heavy-duty Seal, DC2 Cap | Medium-weight off-road caravans |
| Heavy-Duty 2-Tonne / Dexter | 25580 / 25520 | 15123 / 15245 | Inner/Outer Bearings, Premium Seal, Hub Cover | Large American Dexter axles & heavy luxury caravans |
How to Select the Right Bearing Kit
- Check Existing Engravings: The most accurate identification method is wiping away grease to read the 5-digit part number stamped onto your existing bearing cup and cone.
- Measure the Axle Spindle: Use a digital vernier caliper to note the inner diameters if the stamped markings are completely worn away.
- Always Replace Cups and Cones Together: Never place a fresh bearing cone into an old, worn outer cup ring. This accelerates physical wear and causes early failure.
Frequently Asked Questions (FAQ)
Why should I choose Japanese NSK over generic alternative brands?
NSK uses strictly monitored, high-cleanliness steel alloys and premium structural lubricants. Their manufacturing tolerances are far tighter than generic unbranded imports, giving you lower rolling noise, better heat dissipation, and superior structural durability under intense highway speeds.
How often should I inspect and grease my caravan wheel bearings?
For standard highway towing, leading axle manufacturers like Dexter recommend checking, repacking, or greasing your wheel bearings at least once every 12 months or every 20,000 kilometres—whichever comes first. If you frequently submerge boat trailers or navigate deep off-road water crossings, service them more regularly.
Do these kits include the inner and outer hub seals?
Yes. Our complete catalogue kits are bundled with matching high-durability rear grease seals and protective pressed steel dust caps to insulate the moving roller tracks entirely from fine road dust, moisture, and grime.












