{"product_id":"bilstein-19-304472-suspension-shock-absorber-rear","title":"Bilstein 19-304472 Suspension Shock Absorber - Rear","description":"\u003ch2\u003eOE Replacement Ride Control\u003c\/h2\u003e\u003cp\u003eBilstein B4 OE Replacement shock absorber 19-304472 is engineered to restore original ride quality and handling while meeting or exceeding OE standards. It is a rear suspension shock absorber for vehicles without electronic suspension, with fitment for BMW Z4 and Toyota GR Supra applications.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eTwintube internal design for controlled damping response.\u003c\/li\u003e\n\u003cli\u003eBlack painted finish for corrosion-resistant appearance.\u003c\/li\u003e\n\u003cli\u003eEye lower mount and stem upper mount for direct-fit installation.\u003c\/li\u003e\n\u003cli\u003eB4 OE Replacement series tuned to maintain factory ride characteristics.\u003c\/li\u003e\n\u003cli\u003eBilstein shock absorbers are built to OE-level standards.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThe Bilstein 19-304472 is part of the B4 OE Replacement line, a product series focused on restoring factory-style suspension performance without changing the vehicle’s original ride character. This rear shock absorber uses a twintube design, black paint finish, eye lower mount, and stem upper mount to match the intended application. It fits 2019-2026 BMW Z4, rear, without electronic suspension, and 2020-2026 Toyota GR Supra, rear, without electronic suspension. This part cross-references BMW and Toyota OE numbers (e.g., 33 52 6 879 207, 48530-WAA03) for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExcessive bouncing or reduced damping control.\u003c\/li\u003e\n\u003cli\u003eLoss of original ride comfort and road feel.\u003c\/li\u003e\n\u003cli\u003eWorn rear suspension response on BMW Z4 and Toyota GR Supra models.\u003c\/li\u003e\n\u003cli\u003eHandling changes caused by aging OE shock absorbers.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify rear fitment and confirm the vehicle is equipped without electronic suspension before ordering. Match the mount style and application details to the existing shock absorber. Professional installation and a post-installation alignment check are recommended whenever suspension components are replaced.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eBilstein B4 OE Replacement dampers are engineered to meet or exceed OE standards and are backed by Bilstein’s established suspension manufacturing experience.\u003c\/p\u003e","brand":"Bilstein","offers":[{"title":"Default Title","offer_id":53555884687541,"sku":"BBGL-19-304472","price":165.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/B5_19304472_Fro.jpg?v=1792386551","url":"https:\/\/www.partcatalog.com\/products\/bilstein-19-304472-suspension-shock-absorber-rear","provider":"PartCatalog","version":"1.0","type":"link"}