1668 Dunbier Trailer Hub Kit Suits Holden HT Slim Line Bearings | Marine Trailer Part

🔧 Product Description

Dunbier Hub in a Tub Emergency Kit - Holden HT Pattern with Slimline Bearings - Part Number: 1668

A Dunbier Hub in a Tub emergency wheel-hub replacement kit, pre-greased and packed in a sealed plastic travel bucket. It provides the major parts required to replace a failed trailer hub at the roadside or ramp when the axle journal remains serviceable.

⚙️ Key Features

• Complete emergency hub replacement package

• Hub and bearings are pre-greased and ready for installation

• Sealed plastic travel bucket protects the components in storage

• Includes wheel-mounting and bearing-retaining hardware

• Designed as a practical onboard spare for boat trailers

📏 Specifications

• Wheel pattern: Holden HT 5 × 7/16-inch UNF, approximately 108mm PCD

• Slimline bearing family: Inner L68149 cone with L68110 cup

• Slimline bearing family: Outer LM12749 cone with LM12710 cup

• Standard rear seal commonly catalogued as Dunbier 1706

• Marine seal alternative commonly catalogued as Dunbier 1716 where the hub and journal suit

• Kit normally includes galvanised hub, bearing set, rear seal, dust cap, wheel nuts and split pin

• Actual package contents should be checked before departure

🔄 Cross Reference & Related Parts

• Dunbier: 1668

• Related individual hubs and wheel hardware should be matched to the same wheel pattern and bearing family

• Ford and Holden HT patterns are not interchangeable

• LM and Slimline bearing kits fit different axle journals

🚤 Trailer Compatibility & Application

• Suitable as an emergency replacement only when the axle stub, thread and seal land remain undamaged

• The replacement wheel must match the hub PCD and stud thread

• Carry the correct tools, jack, stands and wheel-nut socket

🔌 Function

Replaces a damaged or failed hub-and-bearing assembly so the trailer can be returned to service after correct installation and inspection.

Common signs of wear or replacement:

• Existing hub has overheated, seized or separated

• Bearing noise, looseness or metal contamination

• Hub or studs are cracked or damaged

• Water-contaminated grease and corroded bearings

• Wheel cannot be retained safely on the original hub

🛠️ Installation & Safety

• Stop towing immediately after a bearing or hub failure

• Inspect the axle journal for scoring, heat damage and loss of diameter

• Install the new seal and pre-greased bearings without contamination

• Adjust bearing end float and fit the supplied new split pin

• Check wheel-nut torque and hub temperature frequently after emergency replacement

📦 Condition

• Brand new Dunbier Marine Products trailer component

• Supplied as one complete pre-greased emergency hub kit in a sealed bucket

• Supplied in original or equivalent packaging