{"title":"12K or 12,000 Lbs Axle Parts","description":"\u003cp\u003eWe stock a large inventory of trailer parts, but with \u003cstrong data-end=\"835\" data-start=\"780\"\u003ethousands of additional parts not yet listed online\u003c\/strong\u003e, don’t worry if you can’t find what you need on our website. Simply send us an email at \u003cstrong data-end=\"955\" data-start=\"924\"\u003e\u003ca rel=\"noopener\" class=\"decorated-link cursor-pointer\" data-end=\"953\" data-start=\"926\"\u003eOrders@HighwayTrailerCo.com\u003c\/a\u003e\u003c\/strong\u003e, and our team will quickly provide pricing and availability for the parts you need.\u003c\/p\u003e\n\u003cp data-start=\"81\" data-end=\"385\"\u003eThe \u003cstrong data-start=\"85\" data-end=\"118\"\u003eDexter 12,000 lb trailer axle\u003c\/strong\u003e is commonly found on heavy-duty goosenecks, flatbeds, equipment trailers, dump trailers, and commercial hauling applications. These axles are designed for demanding loads and are commonly available with either \u003cstrong data-start=\"329\" data-end=\"353\"\u003eelectric drum brakes\u003c\/strong\u003e or \u003cstrong data-start=\"357\" data-end=\"384\"\u003ehydraulic brake systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"387\" data-end=\"481\"\u003eBelow are some of the most common replacement parts used on many \u003cstrong data-start=\"452\" data-end=\"480\"\u003eDexter 12K trailer axles\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"483\" data-end=\"520\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eDexter Axle\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-section-id=\"1hfs17n\" data-start=\"522\" data-end=\"558\"\u003e1. Hub, Wheel End \u0026amp; Bearing Parts\u003c\/h2\u003e\n\u003cp data-start=\"560\" data-end=\"630\"\u003eMany Dexter 12K axles commonly use the following wheel-end components:\u003c\/p\u003e\n\u003ch3 data-section-id=\"1phnva9\" data-start=\"632\" data-end=\"652\"\u003eBearings \u0026amp; Races\u003c\/h3\u003e\n\u003cp data-start=\"654\" data-end=\"719\"\u003e\u003cstrong data-start=\"654\" data-end=\"679\"\u003eInner Bearing (Cone):\u003c\/strong\u003e\u003cbr data-start=\"679\" data-end=\"682\"\u003e\u003cstrong data-start=\"682\" data-end=\"691\"\u003e#387A\u003c\/strong\u003e \u003cem data-start=\"692\" data-end=\"719\"\u003e(Dexter Part: 031-019-02)\u003c\/em\u003e\u003c\/p\u003e\n\u003cp data-start=\"721\" data-end=\"782\"\u003e\u003cstrong data-start=\"721\" data-end=\"742\"\u003eInner Race (Cup):\u003c\/strong\u003e\u003cbr data-start=\"742\" data-end=\"745\"\u003e\u003cstrong data-start=\"745\" data-end=\"754\"\u003e#382A\u003c\/strong\u003e \u003cem data-start=\"755\" data-end=\"782\"\u003e(Dexter Part: 031-019-01)\u003c\/em\u003e\u003c\/p\u003e\n\u003cp data-start=\"784\" data-end=\"850\"\u003e\u003cstrong data-start=\"784\" data-end=\"809\"\u003eOuter Bearing (Cone):\u003c\/strong\u003e\u003cbr data-start=\"809\" data-end=\"812\"\u003e\u003cstrong data-start=\"812\" data-end=\"822\"\u003e#25580\u003c\/strong\u003e \u003cem data-start=\"823\" data-end=\"850\"\u003e(Dexter Part: 031-022-02)\u003c\/em\u003e\u003c\/p\u003e\n\u003cp data-start=\"852\" data-end=\"914\"\u003e\u003cstrong data-start=\"852\" data-end=\"873\"\u003eOuter Race (Cup):\u003c\/strong\u003e\u003cbr data-start=\"873\" data-end=\"876\"\u003e\u003cstrong data-start=\"876\" data-end=\"886\"\u003e#25520\u003c\/strong\u003e \u003cem data-start=\"887\" data-end=\"914\"\u003e(Dexter Part: 031-022-01)\u003c\/em\u003e\u003c\/p\u003e\n\u003cp data-start=\"916\" data-end=\"1022\"\u003eThese heavy-duty tapered roller bearings are designed for high-capacity towing and commercial trailer use.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1i7bxtj\" data-start=\"1024\" data-end=\"1036\"\u003eOil Seal\u003c\/h3\u003e\n\u003cp data-start=\"1038\" data-end=\"1119\"\u003e\u003cstrong data-start=\"1038\" data-end=\"1060\"\u003eUnitized Oil Seal:\u003c\/strong\u003e\u003cbr data-start=\"1060\" data-end=\"1063\"\u003e\u003cstrong data-start=\"1063\" data-end=\"1077\"\u003e010-056-00\u003c\/strong\u003e\u003cbr data-start=\"1077\" data-end=\"1080\"\u003e\u003cstrong data-start=\"1080\" data-end=\"1095\"\u003eDimensions:\u003c\/strong\u003e \u003cem data-start=\"1096\" data-end=\"1119\"\u003e3.125\" ID x 4.506\" OD\u003c\/em\u003e\u003c\/p\u003e\n\u003cp data-start=\"1121\" data-end=\"1246\"\u003eMany Dexter 12K axles use \u003cstrong data-start=\"1147\" data-end=\"1164\"\u003eoil bath hubs\u003c\/strong\u003e, making seal condition critical for preventing contamination and bearing failure.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1sxxwfr\" data-start=\"1248\" data-end=\"1267\"\u003eOil Hub Cap Kit\u003c\/h3\u003e\n\u003cp data-start=\"1269\" data-end=\"1315\"\u003e\u003cstrong data-start=\"1269\" data-end=\"1298\"\u003eScrew-On Oil Hub Cap Kit:\u003c\/strong\u003e\u003cbr data-start=\"1298\" data-end=\"1301\"\u003e\u003cstrong data-start=\"1301\" data-end=\"1315\"\u003eK71-148-00\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1317\" data-end=\"1336\"\u003eTypically includes:\u003c\/p\u003e\n\u003cul data-start=\"1338\" data-end=\"1398\"\u003e\n\u003cli data-section-id=\"m18xri\" data-start=\"1338\" data-end=\"1368\"\u003e21-36 clear plastic 4\" cap\u003c\/li\u003e\n\u003cli data-section-id=\"rgic1k\" data-start=\"1369\" data-end=\"1379\"\u003eO-ring\u003c\/li\u003e\n\u003cli data-section-id=\"fjubeh\" data-start=\"1380\" data-end=\"1398\"\u003eRubber fill plug\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1400\" data-end=\"1481\"\u003eOil bath caps allow for quick visual inspection of lubricant condition and level.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1nhw4kt\" data-start=\"1483\" data-end=\"1507\"\u003eComplete Bearing Kit\u003c\/h3\u003e\n\u003cp data-start=\"1509\" data-end=\"1551\"\u003e\u003cstrong data-start=\"1509\" data-end=\"1534\"\u003eComplete Bearing Kit:\u003c\/strong\u003e\u003cbr data-start=\"1534\" data-end=\"1537\"\u003e\u003cstrong data-start=\"1537\" data-end=\"1551\"\u003eK71-722-00\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1553\" data-end=\"1683\"\u003eThis kit commonly services \u003cstrong data-start=\"1580\" data-end=\"1602\"\u003eone full wheel end\u003c\/strong\u003e and includes the bearings and related service components needed for maintenance.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1waaqsu\" data-start=\"1685\" data-end=\"1728\"\u003e2. Electric Brake Assemblies (12¼\" x 5\")\u003c\/h2\u003e\n\u003cp data-start=\"1730\" data-end=\"1771\"\u003eMany Dexter 12K electric brake axles use:\u003c\/p\u003e\n\u003cp data-start=\"1773\" data-end=\"1841\"\u003e\u003cstrong data-start=\"1773\" data-end=\"1841\"\u003e12¼\" x 5\" Forward Self-Adjusting (Nev-R-Adjust) Brake Assemblies\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1843\" data-end=\"1919\"\u003eThese are heavy-duty brake assemblies mounted to a \u003cstrong data-start=\"1894\" data-end=\"1918\"\u003e7-bolt backing plate\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 data-section-id=\"131pf13\" data-start=\"1921\" data-end=\"1948\"\u003eLeft-Hand (Driver Side)\u003c\/h3\u003e\n\u003cp data-start=\"1950\" data-end=\"1964\"\u003e\u003cstrong data-start=\"1950\" data-end=\"1964\"\u003e023-442-00\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1shkzi0\" data-start=\"1966\" data-end=\"1997\"\u003eRight-Hand (Passenger Side)\u003c\/h3\u003e\n\u003cp data-start=\"1999\" data-end=\"2013\"\u003e\u003cstrong data-start=\"1999\" data-end=\"2013\"\u003e023-443-00\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"w7j099\" data-start=\"2015\" data-end=\"2054\"\u003eReplacement Brake Shoe \u0026amp; Lining Kit\u003c\/h3\u003e\n\u003cp data-start=\"2056\" data-end=\"2070\"\u003e\u003cstrong data-start=\"2056\" data-end=\"2070\"\u003eK71-502-00\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2072\" data-end=\"2077\"\u003eFits:\u003c\/p\u003e\n\u003cp data-start=\"2079\" data-end=\"2128\"\u003e\u003cstrong data-start=\"2079\" data-end=\"2128\"\u003e12¼\" x 5\" cast backing plate brake assemblies\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2130\" data-end=\"2246\"\u003eElectric brakes remain a popular choice due to ease of maintenance and compatibility with trailer brake controllers.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1eqqokl\" data-start=\"2248\" data-end=\"2287\"\u003e3. Hydraulic Brake Parts (12¼\" x 5\")\u003c\/h2\u003e\n\u003cp data-start=\"2289\" data-end=\"2371\"\u003eSome Dexter 12K axles use \u003cstrong data-start=\"2315\" data-end=\"2340\"\u003ehydraulic drum brakes\u003c\/strong\u003e or \u003cstrong data-start=\"2344\" data-end=\"2370\"\u003ehydraulic disc systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 data-section-id=\"5zyjsq\" data-start=\"2373\" data-end=\"2408\"\u003eHydraulic Drum Brake Assemblies\u003c\/h3\u003e\n\u003cp data-start=\"2410\" data-end=\"2482\"\u003e\u003cstrong data-start=\"2410\" data-end=\"2445\"\u003eLeft-Hand Hydraulic Drum Brake:\u003c\/strong\u003e\u003cbr data-start=\"2445\" data-end=\"2448\"\u003e\u003cstrong data-start=\"2448\" data-end=\"2462\"\u003e023-444-00\u003c\/strong\u003e \u003cem data-start=\"2463\" data-end=\"2482\"\u003e(Duo-Servo Style)\u003c\/em\u003e\u003c\/p\u003e\n\u003cp data-start=\"2484\" data-end=\"2557\"\u003e\u003cstrong data-start=\"2484\" data-end=\"2520\"\u003eRight-Hand Hydraulic Drum Brake:\u003c\/strong\u003e\u003cbr data-start=\"2520\" data-end=\"2523\"\u003e\u003cstrong data-start=\"2523\" data-end=\"2537\"\u003e023-445-00\u003c\/strong\u003e \u003cem data-start=\"2538\" data-end=\"2557\"\u003e(Duo-Servo Style)\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"93b0iu\" data-start=\"2559\" data-end=\"2591\"\u003eHydraulic Disc Brake Pad Set\u003c\/h3\u003e\n\u003cp data-start=\"2593\" data-end=\"2607\"\u003e\u003cstrong data-start=\"2593\" data-end=\"2607\"\u003eK71-623-00\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2609\" data-end=\"2649\"\u003eCommon friction replacement pad kit for:\u003c\/p\u003e\n\u003cp data-start=\"2651\" data-end=\"2699\"\u003e\u003cstrong data-start=\"2651\" data-end=\"2699\"\u003e10K–12K Dexter hydraulic disc brake calipers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2701\" data-end=\"2733\"\u003eHydraulic systems often provide:\u003c\/p\u003e\n\u003cul data-start=\"2735\" data-end=\"2832\"\u003e\n\u003cli data-section-id=\"3kv4ni\" data-start=\"2735\" data-end=\"2767\"\u003eStronger braking performance\u003c\/li\u003e\n\u003cli data-section-id=\"f7rlir\" data-start=\"2768\" data-end=\"2794\"\u003eBetter heat management\u003c\/li\u003e\n\u003cli data-section-id=\"1vsnteo\" data-start=\"2795\" data-end=\"2832\"\u003eImproved stopping under heavy loads\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"16n9v5v\" data-start=\"2834\" data-end=\"2874\"\u003e4. Suspension Parts (3\" Wide Springs)\u003c\/h2\u003e\n\u003cp data-start=\"2876\" data-end=\"2948\"\u003eMany Dexter 12K setups use \u003cstrong data-start=\"2903\" data-end=\"2947\"\u003e3\" wide heavy-duty suspension components\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1d8g7jo\" data-start=\"2950\" data-end=\"2971\"\u003eHeavy Duty U-Bolt\u003c\/h3\u003e\n\u003cp data-start=\"2973\" data-end=\"2987\"\u003e\u003cstrong data-start=\"2973\" data-end=\"2987\"\u003e007-124-00\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2989\" data-end=\"3002\"\u003eDesigned for:\u003c\/p\u003e\n\u003cp data-start=\"3004\" data-end=\"3040\"\u003e\u003cstrong data-start=\"3004\" data-end=\"3040\"\u003e5\" diameter heavy-wall axle tube\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1jl9ejj\" data-start=\"3042\" data-end=\"3062\"\u003eU-Bolt Tie Plate\u003c\/h3\u003e\n\u003cp data-start=\"3064\" data-end=\"3078\"\u003e\u003cstrong data-start=\"3064\" data-end=\"3078\"\u003e012-053-00\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3080\" data-end=\"3122\"\u003eUsed to secure axle and spring assemblies.\u003c\/p\u003e\n\u003ch3 data-section-id=\"7va0bf\" data-start=\"3124\" data-end=\"3151\"\u003eSuspension Hardware Kit\u003c\/h3\u003e\n\u003cp data-start=\"3153\" data-end=\"3167\"\u003e\u003cstrong data-start=\"3153\" data-end=\"3167\"\u003eK71-137-00\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3169\" data-end=\"3188\"\u003eTypically includes:\u003c\/p\u003e\n\u003cul data-start=\"3190\" data-end=\"3251\"\u003e\n\u003cli data-section-id=\"r50npy\" data-start=\"3190\" data-end=\"3219\"\u003eHeavy-duty shackle straps\u003c\/li\u003e\n\u003cli data-section-id=\"1coume3\" data-start=\"3220\" data-end=\"3240\"\u003eSuspension bolts\u003c\/li\u003e\n\u003cli data-section-id=\"3b2xfj\" data-start=\"3241\" data-end=\"3251\"\u003eLocknuts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3253\" data-end=\"3343\"\u003eWorn suspension components can contribute to poor towing performance and uneven tire wear.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1wh2x4q\" data-start=\"3345\" data-end=\"3370\"\u003eImportant Fitment Note\u003c\/h2\u003e\n\u003cp data-start=\"3372\" data-end=\"3542\"\u003eIf your axle was manufactured \u003cstrong data-start=\"3402\" data-end=\"3417\"\u003ebefore 1999\u003c\/strong\u003e or uses a \u003cstrong data-start=\"3428\" data-end=\"3455\"\u003enon-standard hub layout\u003c\/strong\u003e (such as a \u003cstrong data-start=\"3467\" data-end=\"3501\"\u003e10-lug heavy truck wheel setup\u003c\/strong\u003e), some of these part numbers may differ.\u003c\/p\u003e\n\u003cp data-start=\"3544\" data-end=\"3708\"\u003eYou can typically find your exact \u003cstrong data-start=\"3578\" data-end=\"3610\"\u003e9-digit Dexter serial number\u003c\/strong\u003e etched directly into the \u003cstrong data-start=\"3636\" data-end=\"3666\"\u003erear face of the axle tube\u003c\/strong\u003e, which helps confirm exact compatibility.\u003c\/p\u003e\n\u003ch2 data-section-id=\"15q9pip\" data-start=\"3710\" data-end=\"3742\"\u003eCommon Replacement Wear Items\u003c\/h2\u003e\n\u003cp data-start=\"3744\" data-end=\"3801\"\u003eThe most commonly replaced Dexter 12K axle parts include:\u003c\/p\u003e\n\u003cp data-start=\"3803\" data-end=\"3987\"\u003e✔ Bearings \u0026amp; races\u003cbr data-start=\"3821\" data-end=\"3824\"\u003e✔ Unitized oil seals\u003cbr data-start=\"3844\" data-end=\"3847\"\u003e✔ Oil hub caps \u0026amp; O-rings\u003cbr data-start=\"3871\" data-end=\"3874\"\u003e✔ Electric or hydraulic brake assemblies\u003cbr data-start=\"3914\" data-end=\"3917\"\u003e✔ Brake shoes or pads\u003cbr data-start=\"3938\" data-end=\"3941\"\u003e✔ Suspension hardware\u003cbr data-start=\"3962\" data-end=\"3965\"\u003e✔ U-bolts \u0026amp; tie plates\u003c\/p\u003e\n\u003cp data-start=\"3989\" data-end=\"4077\"\u003eRoutine maintenance helps prevent costly downtime and keeps your trailer hauling safely.\u003c\/p\u003e\n\u003cp data-start=\"4079\" data-end=\"4294\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eAt Highway Trailer Company, we carry a wide selection of Dexter 12K axle parts including bearings, seals, brakes, oil bath components, suspension hardware, and replacement parts to help keep your trailer road-ready.\u003c\/p\u003e","products":[],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/0334\/6078\/collections\/Coming_Soon_9d05cd78-99e2-4ae0-9da9-b0ef39090f5a.png?v=1780076801","url":"https:\/\/highwaytrailerco.com\/collections\/12k-parts.oembed","provider":"Highway Trailer Company LLC","version":"1.0","type":"link"}