{"product_id":"atro-as1r-9781-a-rolling-lobe-air-spring","title":"ATRO AS1R-9781-A | Rolling Lobe Air Spring","description":"\u003ch2\u003eATRO AS1R-9781-A Rolling Lobe Air Spring\u003c\/h2\u003e\n\n\u003cp\u003e\nThe \u003cstrong\u003eATRO AS1R-9781-A Rolling Lobe Air Spring\u003c\/strong\u003e is a heavy-duty air suspension replacement designed to provide reliable suspension support, ride control, and load handling for compatible commercial truck and heavy-duty suspension applications.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThis air spring features a \u003cstrong\u003erolling lobe design with an aluminum piston\u003c\/strong\u003e. ATRO engineers its air springs with a proprietary vulcanization process, enhanced anti-friction pattern, and reinforced construction to support durability and reliable service in demanding heavy-duty applications. ATRO also includes hardware kits with its air springs where applicable. \n\u003c\/p\u003e\n\n\u003cp\u003e\nThe AS1R-9781-A cross-references several major air-spring manufacturers, including \u003cstrong\u003eFirestone W01-358-9781, Goodyear 1R12-603, and Continental 64266\u003c\/strong\u003e. Always verify the existing air spring's part number, dimensions, mounting configuration, and application before ordering.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eATRO AS1R-9781-A rolling lobe air spring\u003c\/li\u003e\n\u003cli\u003eHeavy-duty commercial truck suspension application\u003c\/li\u003e\n\u003cli\u003eRolling lobe air spring design\u003c\/li\u003e\n\u003cli\u003eAluminum piston construction\u003c\/li\u003e\n\u003cli\u003eDesigned for reliable suspension support\u003c\/li\u003e\n\u003cli\u003eHelps maintain proper ride height\u003c\/li\u003e\n\u003cli\u003eHelps absorb road shock and suspension movement\u003c\/li\u003e\n\u003cli\u003eATRO proprietary vulcanization process\u003c\/li\u003e\n\u003cli\u003eEnhanced anti-friction pattern\u003c\/li\u003e\n\u003cli\u003eDesigned for demanding heavy-duty service\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e ATRO\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e AS1R-9781-A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Air Spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir Spring Type:\u003c\/strong\u003e Rolling Lobe\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiston Material:\u003c\/strong\u003e Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Heavy-Duty Air Suspension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirestone Cross Reference:\u003c\/strong\u003e W01-358-9781\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGoodyear Cross Reference:\u003c\/strong\u003e 1R12-603\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinental Cross Reference:\u003c\/strong\u003e 64266\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\n\u003cp\u003e\nThe ATRO AS1R-9781-A is a rolling-lobe replacement air spring used across qualifying heavy-duty air suspension systems. Published cross-reference information identifies equivalent applications through Firestone, Goodyear, and Continental part numbers.\n\u003c\/p\u003e\n\n\u003cp\u003e\nBecause air springs can vary by suspension system, ride height, mounting configuration, and dimensions, \u003cstrong\u003edo not select this air spring by vehicle make and model alone.\u003c\/strong\u003e Verify the existing air spring and replacement part number before ordering.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eOEM \u0026amp; Cross Reference Part Numbers\u003c\/h3\u003e\n\n\u003cp\u003e\nThe ATRO AS1R-9781-A is cross-referenced with the following air spring part numbers:\n\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eATRO:\u003c\/strong\u003e AS1R-9781-A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirestone:\u003c\/strong\u003e W01-358-9781\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGoodyear:\u003c\/strong\u003e 1R12-603\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinental:\u003c\/strong\u003e 64266\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nAdditional aftermarket and OEM references associated with the 9781 air spring family include:\n\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreightliner:\u003c\/strong\u003e 681-320-0017\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreightliner:\u003c\/strong\u003e A16-14004-000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreightliner:\u003c\/strong\u003e A16-17574-001\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreightliner:\u003c\/strong\u003e A16-17574-002\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomann:\u003c\/strong\u003e AB1DF23-9781\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDayton:\u003c\/strong\u003e 452-9781\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFleetPride:\u003c\/strong\u003e AS9781\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHD Value:\u003c\/strong\u003e HDV9781\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nCross-reference numbers are provided for identification purposes. Always confirm that the replacement part matches the original air spring's dimensions and mounting configuration before installation.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eWhy Replace an Air Spring?\u003c\/h3\u003e\n\n\u003cp\u003e\nAir springs are critical components of heavy-duty air suspension systems. Over time, rubber bellows can develop cracks, leaks, dry rot, or other damage that can cause loss of air pressure and improper suspension height.\n\u003c\/p\u003e\n\n\u003cp\u003e\nA failing air spring can contribute to uneven ride height, suspension problems, increased compressor cycling, poor ride quality, and additional stress on other suspension components.\n\u003c\/p\u003e\n\n\u003cp\u003e\nReplacing a worn or leaking air spring helps restore proper suspension operation and maintain the vehicle's designed ride height and load support.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eWhy Choose ATRO AS1R-9781-A?\u003c\/h3\u003e\n\n\u003cp\u003e\nThe \u003cstrong\u003eATRO AS1R-9781-A\u003c\/strong\u003e combines a rolling-lobe design with an aluminum piston for a heavy-duty replacement air spring solution. ATRO's current air-spring line emphasizes durable construction, proprietary vulcanization, enhanced anti-friction design, and long-term service support.\n\u003c\/p\u003e\n\n\u003cp\u003e\nATRO currently offers its air springs with a \u003cstrong\u003e3-year U.S.\/Canada warranty\u003c\/strong\u003e, providing additional coverage for qualifying applications.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eAir Spring Fitment Verification\u003c\/h3\u003e\n\n\u003cp\u003e\n\u003cstrong\u003eAlways verify air spring fitment before ordering.\u003c\/strong\u003e Air springs that appear similar can have different piston dimensions, mounting studs, plate configurations, ride heights, and air fittings.\n\u003c\/p\u003e\n\n\u003cp\u003e\nFor the most accurate replacement, compare the existing air spring's \u003cstrong\u003epart number, extended height, collapsed height, top and bottom mounting configuration, piston material, and air fitting location\u003c\/strong\u003e with the replacement.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003cdiv style=\"background:#f8f8f8;padding:25px;border-left:4px solid #ff6a00;margin:25px 0;\"\u003e\n\u003ch3\u003e🔧 Complete Your Suspension Repair\u003c\/h3\u003e\n\n\u003cp\u003eKeep your heavy-duty suspension repair stocked with quality replacement components and professional shop supplies.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e✔ ATRO Air Springs\u003c\/li\u003e\n\u003cli\u003e✔ Freightliner Suspension Parts\u003c\/li\u003e\n\u003cli\u003e✔ Torque Rods\u003c\/li\u003e\n\u003cli\u003e✔ Torque Rod Bushings\u003c\/li\u003e\n\u003cli\u003e✔ Pivot Bushings\u003c\/li\u003e\n\u003cli\u003e✔ Suspension Components\u003c\/li\u003e\n\u003cli\u003e✔ Heavy-Duty Work Gloves\u003c\/li\u003e\n\u003cli\u003e✔ Shop Towels \u0026amp; Cleaning Cloths\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003chr\u003e\n\n\u003cdiv style=\"background:#fff7ef;padding:20px;border:1px solid #ffb366;border-radius:8px;\"\u003e\n\u003ch3\u003e🚛 Frequently Purchased Together\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e✔ Heavy-Duty Air Springs\u003c\/li\u003e\n\u003cli\u003e✔ Torque Rods\u003c\/li\u003e\n\u003cli\u003e✔ Suspension Bushings\u003c\/li\u003e\n\u003cli\u003e✔ Pivot Bushings\u003c\/li\u003e\n\u003cli\u003e✔ Shop Towels\u003c\/li\u003e\n\u003cli\u003e✔ Heavy-Duty Work Gloves\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\n\u003cstrong\u003eComplete your heavy-duty suspension repair with quality chassis components and professional shop supplies.\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"ATRO","offers":[{"title":"Default Title","offer_id":67443834847277,"sku":null,"price":184.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/4526\/0845\/files\/AS1R-9781-A.jpg?v=1788143584","url":"https:\/\/performancedieselgroup.com\/products\/atro-as1r-9781-a-rolling-lobe-air-spring","provider":"Performance Diesel Group","version":"1.0","type":"link"}