{"product_id":"swift-springs-4n915r-swift-springs-4n915r-spec-r-suspension-spring-kit-for-nissan-z-rz34-2023-2026","title":"SWIFT SPRINGS 4N915R Swift Springs 4N915R Spec-R Suspension Spring Kit for Nissan Z RZ34 2023-2026","description":"\u003cp\u003eUpgrade the suspension of your Nissan Z with the Swift Springs Spec-R Suspension Spring Kit, part number 4N915R. Designed for the RZ34 Nissan Z from 2023 through 2026, this lowering spring kit includes matched front and rear springs to provide a more performance-focused stance while maintaining a purpose-built fit for the vehicle. The kit is an ideal choice for drivers seeking a cleaner, lower appearance and a suspension setup suited to spirited street driving.\u003cbr\u003eThe Spec-R spring kit is manufactured from durable steel and finished with a black powder coat for added protection against everyday exposure. Its application-specific design helps ensure compatibility with the Nissan Z platform, making it a focused suspension upgrade rather than a universal replacement component. By lowering the vehicle’s ride height, the springs help reduce the visual gap between the tires and fenders while supporting a more aggressive overall appearance.\u003cbr\u003eSwift Springs is known for producing performance suspension components engineered with careful attention to material quality and application fitment. The 4N915R kit is supplied for both the front and rear of the vehicle, offering a complete spring solution for Nissan Z owners who want a coordinated suspension upgrade. Professional installation is recommended, followed by an alignment check to help support proper tire wear and handling after installation. Verify vehicle application and suspension compatibility before ordering.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eApplication: Designed for the 2023-2026 Nissan Z RZ34\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProduct Type: Spec-R lowering suspension spring kit\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCoverage: Includes matched front and rear springs\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eConstruction: Manufactured from durable steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFinish: Black powder coat for a clean appearance and added surface protection\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBrand: Swift Springs\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: 4N915R\u003c\/li\u003e\u003c\/ul\u003e","brand":"SWIFT SPRINGS","offers":[{"title":"Default Title","offer_id":48721159717086,"sku":"SWI4N915R","price":585.48,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0760\/7690\/8766\/files\/SWI4N915R.jpg?v=1787949691","url":"https:\/\/www.racingsupply.ca\/products\/swift-springs-4n915r-swift-springs-4n915r-spec-r-suspension-spring-kit-for-nissan-z-rz34-2023-2026","provider":"Racing Supply Co.","version":"1.0","type":"link"}