{"product_id":"truryde-bk-12e-01sa-bk-12e-02sa-self-adjusting-electric-brake-12x2","title":"TRP 12\" x 2\" Self-Adjusting Electric Trailer Brake — BK-12E-01SA (LH) \/ BK-12E-02SA (RH) | 7,000 lb Axles | Lippert \u0026 Dexter Compatible","description":"\u003ch2\u003eSelf-Adjusting Braking Power for 5.2K–7K Trailer Axles\u003c\/h2\u003e\n\u003cp\u003eThe TRP \u003cstrong\u003eTruRyde BK-12E-01SA \/ BK-12E-02SA\u003c\/strong\u003e is a \u003cstrong\u003eself-adjusting electric trailer brake assembly\u003c\/strong\u003e available in \u003cstrong\u003eLeft Hand (BK-12E-01SA)\u003c\/strong\u003e or \u003cstrong\u003eRight Hand (BK-12E-02SA)\u003c\/strong\u003e configurations, designed for smooth, consistent braking performance on \u003cstrong\u003e5,200 lb to 7,000 lb axles\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis upgraded self-adjusting design automatically maintains proper brake shoe tension, reducing maintenance and improving braking consistency over time — especially on trailers that see frequent use. Fully assembled and ready to install, this is a \u003cstrong\u003edirect bolt-on replacement\u003c\/strong\u003e for most standard 12\" x 2\" electric drum brake systems.\u003c\/p\u003e\n\u003ch3\u003e🔧 Select Your Side\u003c\/h3\u003e\n\u003cp\u003eChoose \u003cstrong\u003eLeft Hand (LH \/ Driver Side)\u003c\/strong\u003e or \u003cstrong\u003eRight Hand (RH \/ Passenger Side)\u003c\/strong\u003e from the dropdown above. Single-axle trailers need one of each; tandem-axle trailers with brakes on both axles need a pair of each. \u003cstrong\u003eAlways replace brakes in matching pairs\u003c\/strong\u003e for even wear.\u003c\/p\u003e\n\u003ch3\u003e⚙️ Key Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTruRyde Self-Adjusting Design:\u003c\/strong\u003e automatically maintains proper shoe-to-drum clearance — no crawling under the trailer with a brake spoon\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSide-specific configuration:\u003c\/strong\u003e LH (driver) and RH (passenger) sold individually — select above\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Replacement:\u003c\/strong\u003e for most standard 12\" x 2\" electric drum brake systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete assembly:\u003c\/strong\u003e backing plate, shoes, magnet, springs, adjuster, and hardware — ready to install\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e7,000 lb rated per pair \/ 3,500 lb per assembly\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5-bolt mounting flange:\u003c\/strong\u003e standard pattern — fits Dexter, AL-KO, Lippert, Rockwell, and other major axle brands\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFits 14-1\/2\" to 16-1\/2\" wheels\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e📐 Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e TruRyde\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Numbers:\u003c\/strong\u003e BK-12E-01SA (Left Hand) \/ BK-12E-02SA (Right Hand)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrake Size:\u003c\/strong\u003e 12\" × 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrake Type:\u003c\/strong\u003e Electric, self-adjusting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAxle Rating:\u003c\/strong\u003e 5,200–7,000 lbs (per pair)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 3,500 lbs per individual assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e 5-bolt flange\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWheel Fitment:\u003c\/strong\u003e 14-1\/2\" to 16-1\/2\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e🔄 Cross Reference \u0026amp; Compatible Parts\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDexter Equivalent (Self-Adjusting Nev-R-Adjust):\u003c\/strong\u003e Dexter K23-464-00 (LH) \/ K23-465-00 (RH)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDexter Equivalent (Manual Adjust):\u003c\/strong\u003e Dexter K23-180-00 (LH) \/ K23-181-00 (RH)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDexter Assembly Numbers Replaced:\u003c\/strong\u003e 023-458-00 \/ 023-459-00 (self-adjusting)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Axles:\u003c\/strong\u003e Dexter, AL-KO, Besser Pro, Quality, Lippert, Rockwell 5.2K–7K axles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e🔧 Common Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUtility, cargo, equipment, boat, snowmobile, and car hauler trailers (5.2K–7K axles)\u003c\/li\u003e\n\u003cli\u003eUpgrading from manual-adjust brakes to eliminate routine adjustment\u003c\/li\u003e\n\u003cli\u003eReplacing worn or failed brake assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e⚠️ \u003cstrong\u003eImportant:\u003c\/strong\u003e This is an ELECTRIC brake — requires a brake controller in the tow vehicle (not included). Always replace in matching pairs.\u003c\/p\u003e\n\u003cp\u003e💡 \u003cstrong\u003ePro Tip:\u003c\/strong\u003e After installation, burnish new brakes by applying 20–30 stops from 40 to 20 mph. Self-adjusting brakes will automatically maintain proper clearance during normal forward operation thereafter.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestions?\u003c\/strong\u003e Call or text AAA Trailer at \u003cstrong\u003e517-225-1991\u003c\/strong\u003e — we stock TruRyde, Dexter, Lippert, and Ultra-Fab brakes, hubs, and running gear. Same-day shipping from Howell, Michigan.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e📞 Call\/Text: 517-225-1991   🌐 AAATrailer.com\u003c\/strong\u003e\u003c\/p\u003e","brand":"Detroit Hitch","offers":[{"title":"Left Hand (LH)","offer_id":52559977808181,"sku":"856-0012","price":65.75,"currency_code":"USD","in_stock":true},{"title":"Right Hand (RH)","offer_id":52770963489077,"sku":"856-0013","price":65.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/9144\/0181\/files\/truryde-bk-12e-01sa-bk-12e-02sa-self-adjusting-electric-sq.jpg?v=1782501093","url":"https:\/\/aaatrailer.com\/products\/truryde-bk-12e-01sa-bk-12e-02sa-self-adjusting-electric-brake-12x2","provider":"AAA Trailer","version":"1.0","type":"link"}