- Genuine Dexter product
- Manufactured in the USA
- Part Number 428706
- Designed for 3,500 lb (1,590kg) trailer axles
- 10" × 2¼" Brake Drum
- Suits both electric and hydraulic brake systems
- 6 × 139.7mm (LandCruiser) wheel pattern
- Six 1/2" UNF wheel studs pre-installed
- Precision-machined braking surface
- Machined for genuine Dexter bearing combination
- Trusted by trailer manufacturers worldwide
Specifications
| Specification | Details |
|---|---|
| Brand | Dexter |
| Part Number | 428706 |
| Country of Manufacture | USA |
| Brake Size | 10" × 2¼" |
| Brake Type | Electric or Hydraulic Drum Brake |
| Axle Capacity | 3,500 lb (Approx. 1,590kg) |
| Wheel Stud Pattern | 6 × 139.7mm (LandCruiser) |
| Wheel Stud Size | 1/2" UNF |
| Wheel Studs Included | Yes – 6 Pre-installed |
| Bearing Compatibility | L68149/L68111 Inner & L44649/L44610 Outer |
| Bearing Cups (Races) | Not Included |
| Bearings | Not Included |
| Grease Seal | Dexter XK71-303-00 (Not Included) |
| Grease Caps | Dexter K71-314-00 or XK71-315-00 (Not Included) |
Stud Pattern Explained
This brake drum uses the popular 6 × 139.7mm (6 × 5.5") LandCruiser wheel pattern, commonly fitted to heavy-duty Australian trailers.
Before ordering, always confirm:
- Wheel stud pattern
- Wheel stud size
- Brake size
- Bearing numbers
- Axle capacity
Matching these specifications is the best way to ensure correct fitment.
Bearing Compatibility
This genuine Dexter brake drum is machined to suit the following genuine Dexter bearing combination.
| Component | Specification |
| Inner Bearing | L68149 |
| Inner Cup | L68111 |
| Outer Bearing | L44649 |
| Outer Cup | L44610 |
| Bearing Cups (Races) | Not Included |
| Bearings | Not Included |
| Recommended Grease Seal | XK71-303-00 |
| Grease Cap Options | K71-314-00 or XK71-315-00 |
For maximum reliability, we recommend replacing the bearings, bearing cups, grease seal and grease cap whenever installing a new brake drum.
Brake Compatibility
This brake drum is compatible with:
- Dexter 10" × 2¼" Electric Brake Backing Plates
- Dexter 10" × 2¼" Hydraulic Brake Backing Plates
Suitable for both electric and hydraulic drum brake systems.
Suitable Applications
Ideal for:
- Boat trailers
- Car trailers
- Camper trailers
- Caravans
- Utility trailers
- General-purpose trailers fitted with 3,500 lb Dexter axles
- Trailers using the 6 × 139.7mm LandCruiser wheel pattern
Why Choose Genuine Dexter?
Genuine Dexter brake drums are manufactured in the USA to exact engineering tolerances and are trusted by trailer manufacturers worldwide.
Benefits include:
- Manufactured in the USA
- Genuine Dexter quality
- Precision-machined braking surface
- Suitable for electric and hydraulic braking systems
- Long service life under demanding towing conditions
- Trusted by trailer manufacturers worldwide
What's Included
- 1 × Genuine Dexter USA 10" Brake Drum
- 6 × 1/2" UNF Wheel Studs (Pre-installed)
What's Not Included
- Inner Bearing (L68149)
- Outer Bearing (L44649)
- Bearing Cups (Races)
- Grease Seal (XK71-303-00)
- Grease Cap (K71-314-00 or XK71-315-00)
- Wheel Nuts
- Electric or Hydraulic Backing Plate
Will This Fit My Trailer?
Before ordering, confirm the following:
✔ Dexter 3,500 lb axle
✔ 10" × 2¼" drum brake system
✔ 6 × 139.7mm LandCruiser wheel pattern
✔ 1/2" UNF wheel studs
✔ Inner bearing L68149
✔ Outer bearing L44649
If these specifications match your existing brake drum, this product is suitable for your trailer.
Complete Your Installation
Bearings & Seals
Brake Components
- Dexter 10" Electric Brake Backing Plates RHS
- Dexter 10" Electric Brake Backing Plates LHS
- Dexter Brake Shoe Set
Workshop Items
-
Marine Wheel Bearing Grease
- Split Pin
- Castle Nut
-
1/2" UNF Wheel Nuts
Common Replacement Parts
- Dexter Bearing Kit
- Bearing Cups (Races)
- Grease Seal XK71-303-00
- Grease Caps K71-314-00 & XK71-315-00
- Brake Shoes
- Brake Magnets
Installation Tips
- Always install new bearing cups when replacing bearings.
- Replace the grease seal whenever the drum is removed.
- Pack bearings with quality marine wheel bearing grease.
- Inspect the spindle before installation.
- Adjust the brakes after installation.
- Torque wheel nuts to the manufacturer's recommended specification.
Frequently Asked Questions
Does this suit electric brakes?
Yes. It suits Dexter 10" × 2¼" electric brake systems.
Does this also suit hydraulic brakes?
Yes. It is compatible with Dexter 10" × 2¼" hydraulic brake systems.
What bearings does it use?
- Inner Bearing: L68149
- Inner Cup: L68111
- Outer Bearing: L44649
- Outer Cup: L44610
Are the bearing cups included?
No. Bearing cups (races) are sold separately.
What grease seal does it use?
Dexter XK71-303-00
Which grease cap does it require?
It can use either:
- K71-314-00
- XK71-315-00
depending on your hub configuration.
Does it include wheel studs?
Yes. Six 1/2" UNF wheel studs are supplied pre-installed.
Where is this brake drum manufactured?
This is a genuine Dexter brake drum manufactured in the USA, built to Dexter's original engineering specifications for reliable fitment and long service life.
Why Buy From Trailer Spares Online?
- Genuine Dexter products
- Manufactured in the USA
- Australia's trailer parts specialists
- Expert technical advice
- Fast Australia-wide shipping
- Large range of Dexter bearings and brake components
- Competitive pricing and local support
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