{"product_id":"progressive-suspension-412-series-shock-12-5-inch-heavy-duty-black-for-harley-davidson-part-412-4007b","title":"Progressive Suspension 412 Series Shock - 12.5 inch Heavy Duty Black for Harley-Davidson - Part 412-4007B","description":"412 Series Shock - 12.5\" - Heavy Duty - Black - H-D\n\u003cp\u003eThe Progressive Suspension 412 Series Shock, model 412-4007B, is designed specifically for Harley-Davidson motorcycles, offering a reliable upgrade to enhance your bike's suspension performance. Its simple yet durable design makes it a cost-effective solution that improves ride quality and handling for both daily commuting and long-distance cruising.\u003c\/p\u003e \u003cp\u003eThis shock features a five-position cam-style spring preload adjuster, allowing riders to easily fine-tune suspension stiffness to match their riding preferences or load conditions. Made in the USA, it combines quality craftsmanship with versatility, available with options like full show-chrome or black covers, as well as chrome or black springs and end caps to match your bike’s aesthetic. All shocks are measured from center-of-eyelet to center-of-eyelet, ensuring compatibility and accurate installation.\u003c\/p\u003e \u003cp\u003eWhen installing the 412 series shocks on Harley models from 1986 to 2015, some modifications may be required, such as adjusting or spacing the chain or belt guard for proper clearance. Slightly longer shocks can modify the head angle, resulting in quicker steering response, while slightly shorter shocks may produce a more relaxed steering feel. The shocks are suitable for heavy-duty applications, recommended for bikes frequently operated near the maximum load capacity. Before installing shocks that differ from OEM length, ensure your wheel travel can be adjusted without causing clearance issues with the swingarm, exhaust, or tires, and verify that the chain or belt guard is appropriately spaced.\u003c\/p\u003e \u003cp\u003eDesigned for durability and performance, the Progressive Suspension 412 Series Shock provides an excellent upgrade for Harley riders seeking improved handling, ride comfort, and customization options. Whether you're customizing your bike for style or function, these shocks deliver dependable performance tailored to your riding needs.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned specifically for Harley-Davidson models for perfect fit and performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFive-position cam-style spring preload adjuster for easy tuning\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMade in the USA with high-quality craftsmanship\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eAvailable with multiple style options including chrome or black covers and springs\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSuitable for heavy-duty applications with frequent maximum load operation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMeasurement from center-of-eyelet to center-of-eyelet ensures proper fit\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eAdjustable length to modify steering response and handling\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatible with Harley models from 1986-2015 with minor modifications\u003c\/li\u003e\u003c\/ul\u003e","brand":"PROGRESSIVE SUSPENSION","offers":[{"title":"Default Title","offer_id":50246013255873,"sku":"DS-222010","price":379.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0060\/5929\/4802\/files\/160396.png?v=1779214145","url":"https:\/\/teamdreamrides.com\/products\/progressive-suspension-412-series-shock-12-5-inch-heavy-duty-black-for-harley-davidson-part-412-4007b","provider":"Team Dream Rides","version":"1.0","type":"link"}