{"product_id":"8000-lb-tandem-trailer-axle-kit-electric-brakes","title":"8000 lb Trailer Axle Kit – 2 Electric Brake Axles, Springs \u0026 U-Bolts – 16K Capacity","description":"\u003ch4\u003e8000 lb Trailer Axle Kit – 2 Electric Brake Axles, Springs \u0026amp; U-Bolts – 16K Capacity Capacity\u003c\/h4\u003e\n\u003ch4\u003eProduct Description\u003c\/h4\u003e\n\u003cp\u003eBuild or upgrade your heavy-duty tandem-axle trailer with a robust axle and suspension package designed for demanding hauling applications.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003e8000 lb Tandem Trailer Axle Kit\u003c\/strong\u003e includes \u003cstrong\u003etwo 8,000 lb electric brake axles\u003c\/strong\u003e, providing a combined axle rating of up to \u003cstrong\u003e16,000 lbs\u003c\/strong\u003e. Both axles are equipped with electric drum brake assemblies, providing braking capability at all four wheel positions when properly connected to a compatible trailer brake controller and electrical system.\u003c\/p\u003e\n\u003cp\u003eThe kit also includes \u003cstrong\u003efour heavy-duty 6-leaf slipper springs and two U-bolt kits\u003c\/strong\u003e, providing the primary axle and suspension components for compatible tandem-axle trailer installations.\u003c\/p\u003e\n\u003cp\u003eHeavy-duty steel axle construction, greaseable spindle components, internal brake wiring, and an underslung spring-seat configuration make this kit well suited for dump trailers, equipment trailers, gooseneck trailers, flatbeds, and other heavy-duty tandem-axle applications.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e8,000 lb Rated Capacity Per Axle\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUp to 16,000 lb Combined Axle Rating\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2 × Electric Brake Axles\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eElectric brakes on both axles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e8 × 6.5\" Bolt Pattern\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncludes \u003cstrong\u003e4 × 6-Leaf Slipper Springs\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncludes \u003cstrong\u003e2 × U-Bolt Kits\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHeavy-duty steel axle construction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGreaseable spindle design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInternal electric brake wiring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUnderslung spring-seat configuration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMultiple Hub Face \/ Spring Center sizes available\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for heavy-duty tandem-axle trailer applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003ch4\u003eTrailer Axles\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2 × 8,000 lb Electric Brake Axles\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBoth axles are equipped with electric drum brake assemblies.\u003c\/p\u003e\n\u003cp\u003eWhen properly connected to a compatible trailer brake controller and electrical system, braking is provided at all four wheel positions.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eLeaf Springs\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e4 × Heavy-Duty 6-Leaf Slipper Springs\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe slipper-style spring design is commonly used in higher-capacity tandem trailer suspension systems where increased durability and load support are required.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eU-Bolt Kits\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2 × U-Bolt Kits\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe included U-bolt hardware is used to secure the axle assemblies to the leaf springs.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eImportant Product Note\u003c\/h4\u003e\n\u003ch3\u003eTandem Suspension Hanger Kit is NOT Included\u003c\/h3\u003e\n\u003cp\u003eThis kit does \u003cstrong\u003enot\u003c\/strong\u003e include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eTandem Hanger Kit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEqualizers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHanger Brackets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuspension Mounting Hardware\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOther Hanger Components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese components must be purchased separately if required for your trailer installation.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAxle Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTandem\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Axles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAxle Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectric Brake Axles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eElectric Brake Axles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCapacity Per Axle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8,000 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCombined Axle Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 16,000 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBolt Pattern\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 × 6.5\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpring Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSlipper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpring Construction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6-Leaf\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Springs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eU-Bolt Kits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpring Seat Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUnderslung\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpindle Design\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGreaseable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrake Wiring\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInternal Axle-Tube Wiring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch4\u003eAvailable Hub Face \/ Spring Center Sizes\u003c\/h4\u003e\n\u003cp\u003eChoose the correct axle dimensions for your trailer before ordering.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth align=\"right\"\u003eHub Face\u003c\/th\u003e\n\u003cth align=\"right\"\u003eSpring Center\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd align=\"right\"\u003e\u003cstrong\u003e95\"\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e\u003cstrong\u003e80\"\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"right\"\u003e\u003cstrong\u003e97\"\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd align=\"right\"\u003e\u003cstrong\u003e80\"\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eHub Face\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHub Face\u003c\/strong\u003e is the distance between the two wheel-mounting surfaces of the axle.\u003c\/p\u003e\n\u003ch3\u003eSpring Center\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSpring Center\u003c\/strong\u003e is the distance between the centerlines of the two spring seats.\u003c\/p\u003e\n\u003cp\u003eAlways measure your existing axle or trailer carefully before selecting a size.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eDual Electric Brake Axle Configuration\u003c\/h4\u003e\n\u003cp\u003eThis tandem axle kit includes:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2 × 8,000 lb Electric Brake Axles\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBoth axles are equipped with electric drum brakes.\u003c\/p\u003e\n\u003cp\u003eWhen properly connected to a compatible brake controller and trailer electrical system, the dual-brake configuration provides braking capability at all four wheel positions.\u003c\/p\u003e\n\u003cp\u003eThis makes the kit suitable for demanding heavy-duty trailer applications where increased load support and braking capability are required.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003e16,000 lb Combined Axle Rating\u003c\/h4\u003e\n\u003cp\u003eEach axle is rated for:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e8,000 lbs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTwo 8K axles provide a combined axle rating of up to:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e16,000 lbs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eActual trailer capacity depends on the complete trailer configuration and the rating of the lowest-capacity component, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eTrailer Frame\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuspension\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLeaf Springs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWheels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTires\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCoupler\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBraking System\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOther Installed Components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe axle rating alone does not determine the GVWR of the complete trailer.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003e6-Leaf Slipper Springs\u003c\/h4\u003e\n\u003cp\u003eThe kit includes:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e4 × Heavy-Duty 6-Leaf Slipper Springs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe slipper-style spring design is commonly used in higher-capacity trailer suspension systems.\u003c\/p\u003e\n\u003cp\u003eCompared with lighter-duty spring configurations, the 6-leaf construction is designed for demanding applications requiring increased durability and load support.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eGreaseable Spindle Design\u003c\/h4\u003e\n\u003cp\u003eThe axle assemblies feature \u003cstrong\u003egreaseable spindle components\u003c\/strong\u003e for convenient routine bearing lubrication and maintenance.\u003c\/p\u003e\n\u003cp\u003eAccessible grease fittings help simplify regular wheel-bearing service and make routine axle maintenance easier.\u003c\/p\u003e\n\u003cp\u003eRegular bearing inspection and lubrication are recommended as part of normal trailer maintenance.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eInternal Brake Wiring\u003c\/h4\u003e\n\u003cp\u003eBrake wiring is routed \u003cstrong\u003einside the axle tube\u003c\/strong\u003e for a cleaner and more protected installation.\u003c\/p\u003e\n\u003cp\u003eInternal wiring helps protect the electrical wiring from:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eRoad Debris\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAbrasion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExternal Wear\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAccidental Damage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis configuration also provides a cleaner electrical installation between the brake assemblies.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eUnderslung Spring Configuration\u003c\/h4\u003e\n\u003cp\u003eThe spring seats are positioned \u003cstrong\u003ebelow the axle tube\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis is known as an \u003cstrong\u003eunderslung spring configuration\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eMounting the springs below the axle can help maintain a lower trailer deck and ride height compared with overslung configurations where the springs are positioned above the axle.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eApplications\u003c\/h4\u003e\n\u003cp\u003eSuitable for many compatible heavy-duty tandem-axle trailers, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDump Trailers\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEquipment Trailers\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlatbed Trailers\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHeavy-Duty Car Haulers\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGooseneck Trailers\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLivestock Trailers\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnclosed Trailers\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLowboy Trailers\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHeavy-Duty Utility Trailers\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOther Compatible Tandem-Axle Trailer Applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\u003ch4\u003eQ1: What is included in this 8K tandem axle kit?\u003c\/h4\u003e\n\u003cp\u003eThe kit includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e2 × 8,000 lb Electric Brake Axles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e4 × 6-Leaf Slipper Springs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e2 × U-Bolt Kits\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTandem hanger and suspension mounting components are not included.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eQ2: Do both axles have electric brakes?\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis kit includes:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2 × Electric Brake Axles\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBoth 8,000 lb axles are equipped with electric drum brake assemblies.\u003c\/p\u003e\n\u003cp\u003eWhen properly connected to a compatible brake controller and electrical system, braking is provided at all four wheel positions.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eQ3: What is the total axle capacity?\u003c\/h4\u003e\n\u003cp\u003eEach axle is rated for:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e8,000 lbs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe two axles provide a combined axle rating of up to:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e16,000 lbs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eActual trailer capacity depends on the ratings of the trailer frame, suspension, springs, wheels, tires, coupler, and all other components used in the complete trailer.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eQ4: What bolt pattern does this axle kit use?\u003c\/h4\u003e\n\u003cp\u003eThe axles use an:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e8 × 6.5\" Bolt Pattern\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePlease verify your wheel bolt pattern before ordering.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eQ5: What Hub Face \/ Spring Center sizes are available?\u003c\/h4\u003e\n\u003cp\u003eAvailable configurations include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e95\" Hub Face \/ 80\" Spring Center\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e97\" Hub Face \/ 80\" Spring Center\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePlease measure your existing axle or trailer carefully before selecting a size.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eQ6: What does Hub Face \/ Spring Center mean?\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eHub Face\u003c\/strong\u003e is the distance between the two wheel-mounting surfaces.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpring Center\u003c\/strong\u003e is the distance between the centerlines of the two spring seats.\u003c\/p\u003e\n\u003cp\u003eBoth measurements should be verified before ordering to ensure proper axle fitment.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eQ7: What type of leaf springs are included?\u003c\/h4\u003e\n\u003cp\u003eThe kit includes:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e4 × Heavy-Duty 6-Leaf Slipper Springs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe slipper-style spring design is commonly used in higher-capacity tandem trailer suspension systems.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eQ8: Are U-bolt kits included?\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe package includes:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2 × U-Bolt Kits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe U-bolt hardware is used to secure the axle assemblies to the leaf springs.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eQ9: Is the tandem suspension hanger kit included?\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eNo.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe kit does not include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eTandem Hanger Kit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEqualizers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHanger Brackets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOther Suspension Mounting Hardware\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese components must be purchased separately if required.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eQ10: Are the spring seats mounted above or below the axle?\u003c\/h4\u003e\n\u003cp\u003eThe spring seats use an \u003cstrong\u003eunderslung configuration\u003c\/strong\u003e, meaning the spring seats are positioned \u003cstrong\u003ebelow the axle tube\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eQ11: Does the axle have internal brake wiring?\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBrake wiring is routed through the axle tube for a cleaner installation and additional protection from abrasion, debris, and external damage.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eQ12: What trailers can this axle kit be used on?\u003c\/h4\u003e\n\u003cp\u003eThis kit is suitable for many compatible heavy-duty tandem-axle trailers, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDump Trailers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEquipment Trailers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFlatbed Trailers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHeavy-Duty Car Haulers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGooseneck Trailers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLivestock Trailers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnclosed Trailers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLowboy Trailers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHeavy-Duty Utility Trailers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlways verify axle dimensions, suspension configuration, wheel compatibility, braking requirements, and overall trailer capacity before ordering.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eBefore installation, verify:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCorrect Hub Face measurement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCorrect Spring Center measurement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e8 × 6.5\" wheel bolt pattern\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTrailer suspension configuration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSlipper spring compatibility\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHanger and equalizer compatibility\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWheel and tire capacity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBrake controller compatibility\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBrake wiring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTrailer frame capacity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuspension capacity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eProfessional installation is recommended for trailer axle replacement or new trailer builds.\u003c\/p\u003e","brand":"DAT 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