Overview
This is a genuine Dexter 10″ Complete Electric Brake Backing Plate Pair (Left + Right) for 3,500 lb trailer axles. Each plate comes fully assembled with high-quality brake shoes, magnet, return springs, actuating arms, and park-brake levers.
Suitable for use with 10″ × 2¼″ electric drum hubs, these backing plates are trusted across Australia and the U.S. for trailer safety, reliability, and compliance.
What’s Included
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1 × Left-Hand (LH) Dexter backing plate – K23-086-00
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1 × Right-Hand (RH) Dexter backing plate – K23-087-00
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Pre-installed brake shoes and magnets on both sides
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Park brake levers (handbrake compatible)
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Mounting bolts (nuts and washers sold separately)
Key Features
✅ Genuine Dexter USA-manufactured parts – premium trailer brake performance
✅ Fully assembled – no internal assembly required
✅ Park brake compatible – both plates include lever arms
✅ Standard fitment – suits 10″ × 2¼″ electric drum hubs
✅ Bolt-on replacement – 4 × 7/16″ UNF bolts (≈73 mm PCD)
✅ ADR compliant – when installed with approved controller & breakaway system
✅ 3,500 lb axle capacity – ideal for 1,590 kg braked axles (pair rated)
Technical Specifications
| Specification | Left Side (LH) | Right Side (RH) |
|---|---|---|
| Part Number | K23‑086‑00 | K23‑087‑00 |
| Brake Size | 10″ × 2¼″ (254 mm × 57 mm) | 10″ × 2¼″ (254 mm × 57 mm) |
| Fitment | Left side (passenger) | Right side (driver) |
| Mount Pattern | 4 × 7/16″ UNF (≈73 mm PCD) | 4 × 7/16″ UNF (≈73 mm PCD) |
| Capacity | 3,500 lb axle | 3,500 lb axle |
| Park Brake Lever | Yes | Yes |
Applications
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Box trailers, boat trailers, camper trailers, and caravans
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Dexter or AL‑KO compatible electric brake systems
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Suitable for braked axles rated up to 1,590 kg
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Legal for trailers over 2,000 kg GTM when installed with compliant controller
Why Choose Dexter Complete Backing Plates?
Dexter is an OEM leader in the trailer parts industry, known for quality, reliability, and regulatory compliance. These complete assemblies allow for quick replacements with fewer installation steps and less downtime—ideal for mechanics and DIY users alike.
Installation Tips
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Use 4 × 7/16″ UNF nyloc nuts and lock washers (sold separately)
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Always install left and right plates together for balanced braking
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Verify drum surface, magnet clearance, and cable travel after fitment
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Compatible with most standard 10″ electric drum hubs
Related Products
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🔧 Dexter 10″ Electric Brake Magnets
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🛞 10″ Electric Drum Hubs – 5 or 6 Stud
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🔩 7/16″ UNF Nyloc Nuts & Lock Washer Kits
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⚙️ AL‑KO / Dexter Brake Adjustment Plug
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🧰 Installation & Torque Tools
Shipping is calculated at checkout based on your location.