{"product_id":"hiwonder-ackermann-chassis","title":"Hiwonder Ackermann Steering Robot Car Chassis, Metal Platform w\/ 12V Dual Encoder Motors \u0026 LD-1501MG Servo","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe Hiwonder Ackermann steering robot car chassis is an all-metal aluminum-alloy platform designed for educational and research use cases such as autonomous driving structure learning and ROS robot development. It uses a front-wheel Ackermann steering structure and rear-wheel electronic differential, and is built around a metal chassis with solid rubber tires, 12V encoder geared motors, and an LD-1501MG high-precision digital steering servo.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAckermann steering structure: inner wheel turns at a greater angle than the outer wheel during cornering; rear wheels remain parallel.\u003c\/li\u003e\n\u003cli\u003eAll-aluminum body (all-metal aluminum alloy) with anodized surface; chassis color: Black.\u003c\/li\u003e\n\u003cli\u003eHigh-performance 12V encoder geared motors (AB dual-phase encoder).\u003c\/li\u003e\n\u003cli\u003eHigh-precision steering with LD-1501MG large-torque digital servo (metal gear).\u003c\/li\u003e\n\u003cli\u003eCompatible with various controllers; supports expansion of electronic systems such as STM32.\u003c\/li\u003e\n\u003cli\u003eSolid rubber tires for higher friction and slip resistance.\u003c\/li\u003e\n\u003cli\u003eProvided materials include a detailed assembly tutorial and chassis control materials.\u003c\/li\u003e\n\u003cli\u003eAdapt to diverse terrains: On the Road \/ On Rocks \/ On Grass \/ On the Floor.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ch3\u003eChassis \/ Plate Parameters\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDial length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e270mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e126g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChassis width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChassis color\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eChassis \/ Package Information\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e270mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e197mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle Layer: 0.96kg; Double Layer: 1.06kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChassis color\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.4kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e320*250*130mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eEncoder Geared Motor\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eabout 8.3W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMotor type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003epermanent magnet brushed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStall current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStall torque\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15kg.cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.36A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLocked torque\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.6kg.cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGear ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1:90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNo-load speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e110rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e85rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShaft diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6mm (D-shaped shaft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEncoder specification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAB Dual-Phase Encoder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of magnetic poles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11 poles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePort type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePH2.0-6PIN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eLD-1501MG High-precision Servo\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e61g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStal current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.4~3A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40*20*40.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eServo precision\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.3°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6-8.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePWM pulse width control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRotation speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.16sec\/60°7.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGear type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003emetal teeth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStalling torque\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13kg.cm 6V; 15kg.cm 6.5V; 17kg.cm 7.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePWM pulse width range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500~2500us, corresponding to 0~180°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRotation range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0~180°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLine length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e300mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNo-load current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApply to\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ediverse bionic robot joints\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eWiring \/ Port Labels (from provided diagrams)\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e4-channel encoded motor drive module labels: Encoded Motor Port; 3Pin Power Port; IIC Port; Power Port.\u003c\/li\u003e\n\u003cli\u003eEncoder geared motor wire labels: Motor power cable +; Sensor signal positive 5V\/3.3V; Sensor signal wire A phase; Sensor signal wire B phase; Sensor signal negative; Motor power cable.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMechanical Drawing Labels (unit: mm)\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eChassis outline drawing labels: 197mm, 118mm, 270mm, 75mm, 30mm.\u003c\/li\u003e\n\u003cli\u003eChassis plate drawing labels: 270mm x 120.5mm.\u003c\/li\u003e\n\u003cli\u003eEncoder motor drawing labels (Unit: mm): Phi 30; 7; 76.50; 22.801; 18.10; 3.40; 21.00; 6.00; 12.00.\u003c\/li\u003e\n\u003cli\u003eServo drawing labels (Unit: mm): 45.5; 40.5; 40.0; 54.4; 20.0; 49.5.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEducational Ackermann steering structure learning\u003c\/li\u003e\n\u003cli\u003eAutonomous driving research prototyping\u003c\/li\u003e\n\u003cli\u003eRobot chassis base for ROS robot development\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eManuals\u003c\/h2\u003e\u003cp\u003eDocumentation and source code: \u003ca href=\"https:\/\/docs.hiwonder.com\/projects\/Ackermann-Chassis\/en\/latest\/\" rel=\"noopener\" target=\"_blank\"\u003ehttps:\/\/docs.hiwonder.com\/projects\/Ackermann-Chassis\/en\/latest\/\u003c\/a\u003e\u003c\/p\u003e\u003cdiv class=\"iframeContainer\"\u003e\u003ciframe allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\" class=\"iframe\" frameborder=\"0\" src=\"https:\/\/www.youtube.com\/embed\/xZJOeIB30ZY\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"Hiwonder Ackermann Steering Robot aluminum chassis with encoder motors and front-wheel servo steering\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Hiwonder-Ackerman-Intelligent-CarMetal-ChassisDual-Encoder.webp?v=1783739394\"\u003e\u003cp\u003eAn all-metal Ackermann steering chassis built for ROS learning and autonomous driving experiments, with encoder motors and a high-torque steering servo.\u003c\/p\u003e\n\u003cimg alt=\"Top view of chassis highlighting LD-1501MG steering servo and 12V encoder geared motor placement\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Hiwonder-Ackerman-Intelligent-CarMetal-ChassisDual-Encoder_1683d821-35f1-4ac4-8208-d21a17bbd02e.webp?v=1783739406\"\u003e\u003cp\u003eFront-wheel Ackermann steering pairs a precision digital servo with 12V encoder geared motors for closed-loop speed feedback.\u003c\/p\u003e\n\u003cimg alt=\"Close-up of 12V encoder geared motor and rear wheel with encoder feedback illustration\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Hiwonder-Ackerman-Intelligent-CarMetal-ChassisDual-Encoder_2360a701-7fbc-4c7d-9f7c-505b9c2cd805.webp?v=1783739418\"\u003e\u003cp\u003eEncoder geared motors provide accurate rotation feedback for odometry and motion control.\u003c\/p\u003e\n\u003cimg alt=\"Rear drivetrain layout with electronic differential concept for independent wheel speed control\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Hiwonder-Ackerman-Intelligent-CarMetal-ChassisDual-Encoder_0e4dfb46-9d73-4747-9894-2cc80b34613c.webp?v=1783739429\"\u003e\u003cp\u003eA rear-wheel electronic differential helps maintain smooth cornering by balancing left and right wheel speeds.\u003c\/p\u003e\n\u003cimg alt=\"Low-angle view of black anodized aluminum chassis, layered plates, and solid rubber tire detail\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Hiwonder-Ackerman-Intelligent-CarMetal-ChassisDual-Encoder_d4548a94-7191-46a0-90e9-038166fa327a.webp?v=1783739441\"\u003e\u003cp\u003eSolid rubber tires and a rigid aluminum frame add grip and stability for classroom and lab testing.\u003c\/p\u003e\n\u003cimg alt=\"Chassis dimension drawing with 270 mm length, 197 mm width, and wheelbase measurements\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Hiwonder-Ackerman-Intelligent-CarMetal-ChassisDual-Encoder_5ab74206-31bc-4cee-b420-25f49b904fa7.webp?v=1783739453\"\u003e\u003cp\u003eCompact footprint makes it easy to mount controllers, sensors, and expansion plates without sacrificing stability.\u003c\/p\u003e\n\u003cimg alt=\"Hiwonder Ackermann chassis driving on road, rocks, grass, and indoor floor surfaces\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Hiwonder-Ackerman-Intelligent-CarMetal-ChassisDual-Encoder_27656987-8dbb-4a7a-9c36-7584520abbde.webp?v=1783739464\"\u003e\u003cp\u003eDesigned to handle common test surfaces from smooth floors to grass and light gravel paths.\u003c\/p\u003e\n\u003cimg alt=\"Port label diagrams for 4-channel encoded motor driver module and encoder geared motor wiring colors\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Hiwonder-Ackerman-Intelligent-CarMetal-ChassisDual-Encoder_3b0f36ce-4b08-4f6d-9d3c-8e77609a6c4e.webp?v=1783739476\"\u003e\u003cp\u003eClear port labels simplify wiring the motor driver and matching encoder signal lines during assembly.\u003c\/p\u003e\n\u003cimg alt=\"Example wiring schematic connecting controller board to motor driver, encoder motors, and steering servo\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Hiwonder-Ackerman-Intelligent-CarMetal-ChassisDual-Encoder_fecf41eb-347c-4f4a-a9a7-ee816bfe7915.webp?v=1783739487\"\u003e\u003cp\u003eA typical control setup connects the steering servo and dual encoder motors through a motor driver for quick prototyping.\u003c\/p\u003e\n\u003cimg alt=\"Aluminum chassis plate outline with mounting hole pattern and overall length 270 mm by 120.5 mm\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Hiwonder-Ackerman-Intelligent-CarMetal-ChassisDual-Encoder_9774f1c0-ec95-4cb3-88b6-8b60ecb60549.webp?v=1783739498\"\u003e\u003cimg alt=\"Encoder geared motor mechanical drawing with shaft diameter and body length dimensions in millimeters\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Hiwonder-Ackerman-Intelligent-CarMetal-ChassisDual-Encoder_f6024c94-8812-4811-8300-b6c15259f91a.webp?v=1783739511\"\u003e\u003cimg alt=\"LD-1501MG digital servo dimension drawing with mounting size measurements in millimeters\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/Hiwonder-Ackerman-Intelligent-CarMetal-ChassisDual-Encoder_7f80d3f6-e4b1-4a86-8374-1a72c3045dae.webp?v=1783739522\"\u003e\n\u003c\/div\u003e","brand":"Hiwonder","offers":[{"title":"Standard Version (Single Layer)+ 4-channel Encoded Motor Drive Module","offer_id":47963089010918,"sku":"21030829-1","price":64.99,"currency_code":"USD","in_stock":true},{"title":"Advanced Version (Double Layer)+ 4-channel Encoded Motor Drive Module","offer_id":47963089043686,"sku":"21030829-2","price":76.99,"currency_code":"USD","in_stock":true},{"title":"Standard Version +LiPo Battery + Charger +4-channel Encoded Motor Drive Module","offer_id":47963089076454,"sku":"21030829-3","price":112.99,"currency_code":"USD","in_stock":true},{"title":"Advanced Version +LiPo Battery+ Charger +4-channel Encoded Motor Drive Module","offer_id":47963089109222,"sku":"21030829-4","price":124.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0954\/0326\/files\/1.1_be4594b4-fa95-4fb4-bea3-f6d23ac7d03b.jpg?v=1783560100","url":"https:\/\/robotdoo.com\/products\/hiwonder-ackermann-chassis","provider":"RobotDoo","version":"1.0","type":"link"}