Overview
Upgrade your trailer braking system with a pair of genuine Dexter 12″ × 2″ complete electric brake backing plates, one each for the left and right sides. Rated for 6,000 lb (≈2,720 kg) axles, these fully assembled units include brake shoes, magnets, springs, actuating arms, and Dexter-style horizontal park brake levers.
Built for performance and compliance—perfect for caravans, boats, trailers, and camper builds.
What’s Included
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1 × Left-hand backing plate (K23-112-00)
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1 × Right-hand backing plate (K23-113-00)
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Pre-installed brake shoes, magnet, springs, actuating arms
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Park brake levers on both plates
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Mounting bolts included (nuts & washers sold separately)
Key Features
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Dexter precision build – trusted USA manufacturer
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6,000 lb (2,720 kg) axle rating ensures robust braking for heavy loads
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5-bolt flange fitment, includes bolts for installation
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Horizontal Dexter-style park lever design for mechanical handbrake systems
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ADR-compliant when installed with recommended controller and breakaway system
Technical Specifications
| Spec | Details |
|---|---|
| Brake Drum Size | 12″ × 2″ (305 mm × 51 mm) |
| Mounting Pattern | 5 × 7/16″ UNF bolts (~115 mm PCD) |
| Rated Capacity | 6,000 lb (2,720 kg) per axle |
| Part Numbers | K23‑112‑00 (LH), K23‑113‑00 (RH) |
| Park Brake Lever Style | Horizontal (Dexter USA Style) |
| Installation Hardware | Bolts included; nuts & washers required |
| Warranty | 12-month & ACL protection |
Applications
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Heavy-duty trailers, caravans, boats and camper trailers
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Compatible with Dexter and AL‑KO drum brake hubs
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Ideal for high-load or extended towing applications
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Suited for trailers requiring ADR-compliant braking systems
Why Choose Dexter 12″ Complete Plates?
Whether upgrading or replacing, these complete backing plates offer matched reliability on both sides. Genuine Dexter quality means better magnet alignment, shoe tolerance, and durability—especially crucial under heavier loads and frequent use. The horizontal park lever keeps cabling simple and the install tidy.
🚧 Installation Tips
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Use 5 × 7/16″ UNF nyloc nuts and lock washers (not included)
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Replace both sides together for balanced braking
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Align drums and inspect bearings before fitting
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Pair with approved electric brake controller & breakaway system to maintain ADR compliance
Related Products
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Dexter-style 12″ Electric Brake Magnets
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Nyloc Nuts & Washers for 5‑Bolt Plates
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Brake Adjustment Plugs for Dexter 12″ setups
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Matching Drum Hub (12″, 5-or-6-stud)
Shipping is calculated at checkout based on your location.
- Sold individually — choose left or right side
- Suits 12" electric brake drums with park brake provision
- Mounting: 5-bolt flange for heavy-duty axles
- Rated to 2,720 kg (6,000 lb) per axle
- Includes full backing plate assembly with brake shoes, springs, magnet, and park lever
- Designed to fit Dexter part K23‑113‑00 and comparable mounting configurations
- Note: We recommend replacing both left and right sides at the same time for balanced braking performance