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2-Pack 12-1/4" x 3-3/8" Electric Brake Magnet Replacement Kits – Fits 9,000–12,000 lb Trailer Axle Brake Assemblies – Replaces 77M-1210
4.1 (79 items)
Limited Time SaleUntil the end
11
40
17
$19.79 cheaper than the new price!!
Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
Free cash-on-delivery fees for purchases over $99
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New $32.99
Product details
| Management number | 213143010 | Release Date | 2026/04/12 | List Price | $13.20 | Model Number | 213143010 | ||
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| Category | |||||||||
- Compatible with 12-1/4" 10K Trailer Brakes Designed to fit most 9,000–12,000 lbs electric trailer brake assemblies, including Dexter, Alko, Lippert, and Rockwell.
- Reliable Braking Performance Delivers smooth, consistent stopping power—ideal for heavy-duty towing and long-distance hauls.
- Complete Replacement Kit Includes 2 brake magnets with wires, 2 return coil springs, and 2 retainer clips—everything needed for a full replacement.
- OEM-Quality Replacement Cross-references OEM part numbers 77M-1210, and compatible with Rockwell 4738-23, ensuring correct fit and dependable braking performance for most 9K–12K lb electric trailer brake assemblies.
- Built by TrailerSupplies Quality-tested components built to meet or exceed OEM standards. Trusted by trailer professionals across the U.S.
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