{"product_id":"bmw-g8x-m2-m3-m4-tl-has-height-adjustable-spring-kit","title":"BMW G8X M2\/M3\/M4 TL-HAS Height Adjustable Spring Kit","description":"\u003cp class=\"tl-consult-top\" style=\"margin:0 0 16px;padding:10px 14px;background:#FAEEDA;border-left:3px solid #fdb819;font-size:15px;line-height:1.6;\"\u003e\u003cstrong\u003eBuilt to order.\u003c\/strong\u003e Not sure which spec you need? \u003ca href=\"\/pages\/build-consultation?chassis=G8X+M2%2FM3%2FM4\u0026amp;product=BMW+G8X+M2%2FM3%2FM4+TL-HAS\"\u003eSpec your build with us →\u003c\/a\u003e\u003c\/p\u003e\n\u003csection class=\"tlhas-product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eBMW G8X M2\/M3\/M4 TL-HAS Height Adjustable Spring Kit\u003c\/strong\u003e is Thunder Lane's height-adjustable spring system for the G8X M2, M3 and M4 — hand-assembled in Poland and built to order, letting you dial in ride height on your factory dampers without moving to a full coilover.\u003c\/p\u003e\n\u003ch2\u003eHeight Adjustable, Factory-Damper Friendly\u003c\/h2\u003e\n\u003cp\u003eTL-HAS lowers the car and lets you set front and rear ride height independently, while keeping the factory adaptive damping and every driver-assistance and comfort feature fully operational. It's the clean way to get a corner-balanced stance and sharper response on a car you want to keep largely OEM.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFront lowering range 20–50mm; rear lowering range 0–45mm\u003c\/li\u003e\n\u003cli\u003eCompatible with standard and Adaptive M factory EDC dampers\u003c\/li\u003e\n\u003cli\u003eOptimized spring rates for improved steering response and dynamics\u003c\/li\u003e\n\u003cli\u003eIndependent front and rear ride-height adjustment\u003c\/li\u003e\n\u003cli\u003eAll factory adaptive\/electronic suspension and comfort features remain operational\u003c\/li\u003e\n\u003cli\u003eSpring rates finalized in consultation with you before production begins\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eBMW G87 M2, G80 M3 Sedan (RWD and xDrive, including Competition), and G82 M4 Coupe (RWD and xDrive, including Competition).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"tlhas-faq\" id=\"tlhas-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time?\u003c\/summary\u003e\u003cp\u003e4–6 weeks, built to order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the warranty?\u003c\/summary\u003e\u003cp\u003e6 months — void for track damage, covers unreasonable wear and defects only.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes it keep my adaptive dampers and driver aids?\u003c\/summary\u003e\u003cp\u003eYes — TL-HAS works with your factory EDC dampers, and all adaptive suspension, driver-assistance, and comfort features remain operational.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I set the ride height myself?\u003c\/summary\u003e\u003cp\u003eYes — front and rear ride height adjust independently so you can dial in your exact stance and corner balance.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cp\u003eRacing Thunder Lane suspension in Time Attack, Hill Climb, or wheel-to-wheel? Ask about product credit through our contingency program.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"Product\",\"name\":\"BMW G8X M2\/M3\/M4 TL-HAS Height Adjustable Spring Kit\",\"description\":\"Height-adjustable lowering springs for the BMW G8X M2, M3 and M4 — independent front\/rear ride height, compatible with factory EDC dampers, hand-assembled and built to order.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Thunder Lane\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What's the lead time?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4–6 weeks, built to order.\"}},{\"@type\":\"Question\",\"name\":\"What's the warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"6 months — void for track damage, covers unreasonable wear and defects only.\"}},{\"@type\":\"Question\",\"name\":\"Does it keep my adaptive dampers and driver aids?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — TL-HAS works with your factory EDC dampers, and all adaptive suspension, driver-assistance, and comfort features remain operational.\"}}]}\u003c\/script\u003e\u003cp class=\"tl-guide-link\"\u003eWant the full breakdown for your chassis? Read the \u003ca href=\"https:\/\/thunderlane.us\/blogs\/news\/how-to-lower-your-bmw-m2-m3-m4-g8x-without-losing-adaptive-dampers\"\u003eguide to lowering your G8X without losing adaptive dampers\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv class=\"tl-consult-cta\" style=\"margin:32px 0 8px;padding:24px;border:1px solid #e3e3e3;border-radius:8px;text-align:center;\"\u003e\n\u003cp style=\"margin:0 0 6px;font-size:18px;font-weight:600;\"\u003eNot sure which spec you need?\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#555;line-height:1.6;\"\u003eTell us the chassis, how the car is built, and how you use it. We spec the kit before anything is assembled.\u003c\/p\u003e\n\u003ca class=\"tl-consult-btn\" href=\"\/pages\/build-consultation?chassis=G8X+M2%2FM3%2FM4\u0026amp;product=BMW+G8X+M2%2FM3%2FM4+TL-HAS\" style=\"display:inline-block;padding:14px 30px;background:#fdb819;color:#111;font-size:16px;font-weight:600;text-decoration:none;border-radius:6px;\"\u003eSpec your build with us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Thunder Lane","offers":[{"title":"Default Title","offer_id":54981739872555,"sku":"TL-HAS-BMW-G8X","price":1200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/7960\/6315\/files\/IMG_9903-778x1024.jpg?v=1786473391","url":"https:\/\/thunderlane.us\/products\/bmw-g8x-m2-m3-m4-tl-has-height-adjustable-spring-kit","provider":"thunderlane.us","version":"1.0","type":"link"}