{"product_id":"sportster-billet-swing-arm-1999-2003-solid-mount","title":"Sportster Billet Swing Arm (1999–2003 Solid Mount)","description":"\u003cp data-start=\"308\" data-end=\"449\"\u003eUpgrade your 1999–2003 Harley Sportster with a CNC billet swing arm. Built for strength, performance, and aggressive riding. Made in the USA.\u003c\/p\u003e\n\u003cp data-start=\"659\" data-end=\"968\"\u003eUpgrade your Harley Sportster with a \u003cstrong data-start=\"696\" data-end=\"739\"\u003eprecision CNC-machined billet swing arm\u003c\/strong\u003e designed for maximum strength, performance, and aggressive riding styles. Engineered and torture-tested for over a year, this swing arm is built to handle everything from street riding and stunt applications to full show builds.\u003c\/p\u003e\n\u003cp data-start=\"970\" data-end=\"1138\"\u003eUnlike cast or OEM alternatives, this \u003cstrong data-start=\"1008\" data-end=\"1044\"\u003eMosport Machine billet swing arm\u003c\/strong\u003e delivers superior rigidity, durability, and a clean custom look that stands out on any build.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"15v2n40\" data-start=\"1167\" data-end=\"1213\"\u003eCNC machined from \u003cstrong data-start=\"1187\" data-end=\"1211\"\u003e6061 billet aluminum\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1288lpe\" data-start=\"1214\" data-end=\"1288\"\u003eDesigned specifically for \u003cstrong data-start=\"1242\" data-end=\"1286\"\u003e1999–2003 Harley Sportster (Solid Mount)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ehse9x\" data-start=\"1289\" data-end=\"1347\"\u003eTested under extreme riding conditions for over a year\u003c\/li\u003e\n\u003cli data-section-id=\"12us2ef\" data-start=\"1348\" data-end=\"1408\"\u003e\n\u003cstrong data-start=\"1350\" data-end=\"1373\"\u003eNo welding required\u003c\/strong\u003e – precision bolt-together design\u003c\/li\u003e\n\u003cli data-section-id=\"imm5fw\" data-start=\"1409\" data-end=\"1459\"\u003eIncludes \u003cstrong data-start=\"1420\" data-end=\"1436\"\u003eARP hardware\u003c\/strong\u003e for maximum strength\u003c\/li\u003e\n\u003cli data-section-id=\"g5j5zk\" data-start=\"1460\" data-end=\"1499\"\u003eGrade 8 tensioner hardware included\u003c\/li\u003e\n\u003cli data-section-id=\"1cf12h6\" data-start=\"1500\" data-end=\"1560\"\u003e\n\u003cstrong data-start=\"1502\" data-end=\"1532\"\u003e3 shock mounting positions\u003c\/strong\u003e (center = stock location)\u003c\/li\u003e\n\u003cli data-section-id=\"1tzgdaa\" data-start=\"1561\" data-end=\"1631\"\u003eCompatible with \u003cstrong data-start=\"1579\" data-end=\"1629\"\u003estock axle, bearings, bushings, and pivot bolt\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"h5gnr9\" data-start=\"1632\" data-end=\"1657\"\u003eAxle spacers included\u003c\/li\u003e\n\u003cli data-section-id=\"k1rt4h\" data-start=\"1658\" data-end=\"1722\"\u003eDesigned and manufactured in the \u003cstrong data-start=\"1693\" data-end=\"1720\"\u003eUSA using USA materials\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1764\" data-end=\"2084\"\u003eBuilt for riders who demand more from their machine, this billet swing arm offers increased rigidity and improved rear-end stability compared to factory components. Whether you're pushing limits on the street, building a stunt bike, or dialing in a show-quality Sportster, this setup delivers both performance and style.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"g18rso\" data-start=\"2130\" data-end=\"2180\"\u003eHarley Davidson Sportster (Solid Mount Models)\u003c\/li\u003e\n\u003cli data-section-id=\"cvr9as\" data-start=\"2181\" data-end=\"2203\"\u003eYears: \u003cstrong data-start=\"2190\" data-end=\"2203\"\u003e1999–2003\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"187ru20\" data-start=\"2244\" data-end=\"2278\"\u003eMaterial: 6061 Billet Aluminum\u003c\/li\u003e\n\u003cli data-section-id=\"wm3gsv\" data-start=\"2279\" data-end=\"2323\"\u003eHardware: ARP Bolts + Grade 8 Tensioners\u003c\/li\u003e\n\u003cli data-section-id=\"zrz9t5\" data-start=\"2324\" data-end=\"2353\"\u003eShock Mounts: 3 Positions\u003c\/li\u003e\n\u003cli data-section-id=\"afa3r2\" data-start=\"2354\" data-end=\"2410\"\u003eFinish: Raw (custom finishes available upon request)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-start=\"2442\" data-end=\"2810\"\u003e\n\u003cli data-section-id=\"l2xpth\" data-start=\"2442\" data-end=\"2484\"\u003eUtilizes \u003cstrong data-start=\"2453\" data-end=\"2467\"\u003estock axle\u003c\/strong\u003e (not included)\u003c\/li\u003e\n\u003cli data-section-id=\"afdg2b\" data-start=\"2485\" data-end=\"2549\"\u003eUses \u003cstrong data-start=\"2492\" data-end=\"2536\"\u003estock bearings, bushings, and pivot bolt\u003c\/strong\u003e (included)\u003c\/li\u003e\n\u003cli data-section-id=\"3eum2d\" data-start=\"2550\" data-end=\"2618\"\u003eShock mount bolts require \u003cstrong data-start=\"2578\" data-end=\"2616\"\u003e1\/2-20 thread bolts (not included)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"15h0tcd\" data-start=\"2619\" data-end=\"2689\"\u003eThis is an \u003cstrong data-start=\"2632\" data-end=\"2657\"\u003eaftermarket swing arm\u003c\/strong\u003e, not a direct OEM replacement\u003c\/li\u003e\n\u003cli data-section-id=\"1efw9ae\" data-start=\"2690\" data-end=\"2766\"\u003e\n\u003cstrong data-start=\"2692\" data-end=\"2745\"\u003eAdditional modifications or parts may be required\u003c\/strong\u003e depending on setup\u003c\/li\u003e\n\u003cli data-section-id=\"o6ouga\" data-start=\"2767\" data-end=\"2810\"\u003e\u003cstrong data-start=\"2769\" data-end=\"2810\"\u003eProfessional installation recommended\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2836\" data-end=\"2908\"\u003eBuilt to order.\u003cbr data-start=\"2851\" data-end=\"2854\"\u003e\u003cstrong data-start=\"2854\" data-end=\"2908\"\u003eEstimated lead time: ~3 weeks (excluding shipping)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"2939\" data-end=\"3026\"\u003eLooking for a custom finish or color? Contact us directly to discuss available options.\u003c\/p\u003e","brand":"Mosport Machine","offers":[{"title":"Default Title","offer_id":51164149416224,"sku":null,"price":1699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/7024\/0288\/files\/IMG-6243.heic?v=1769643797","url":"https:\/\/www.mosportmachine.com\/products\/sportster-billet-swing-arm-1999-2003-solid-mount","provider":"Mosport Machine","version":"1.0","type":"link"}