{"product_id":"spl-parts-adjustable-front-caster-rod-monoball-bushings-toyota-gr-supra-a90-a91-amp-bmw-z4-g29","title":"SPL Parts Adjustable Front Caster Rod Monoball Bushings - Toyota GR Supra (A90\/A91) \u0026 BMW Z4 (G29)","description":"\u003ch2\u003eOVERVIEW\u003c\/h2\u003e\n\u003cp\u003eSPL Parts FKS Series Adjustable Front Caster Rod Bushings (CRB) replace the stock flexible rubber bushings with low-friction, articulating spherical bearings, eliminating bushing deflection and reducing friction. This maintains optimum suspension geometry under load to improve braking and handling feedback.\u003c\/p\u003e\n\u003cp\u003eInnovative CNC-machined offset bearing spacers provide \u003cstrong\u003e±4 degrees of caster adjustment\u003c\/strong\u003e — double the range of the G8X equivalent — letting you dial in turn-in response without replacing the factory arms. Also one of SPL's recommended solutions for creating sway bar clearance when running their front lower control arms.\u003c\/p\u003e\n\u003ch2\u003eSPECS\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFKS Series adjustable design\u003c\/li\u003e\n\u003cli\u003eOffset bearing spacers provide ±4 degrees of caster adjustment\u003c\/li\u003e\n\u003cli\u003eMassive 1\"-sized FK Racing bearings with self-lubricating Teflon liners\u003c\/li\u003e\n\u003cli\u003eEliminates bushing deflection and reduces friction under load\u003c\/li\u003e\n\u003cli\u003eRetains the factory caster rods — OEM arms not included\u003c\/li\u003e\n\u003cli\u003eSold as a pair; made in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePARTS INCLUDED\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2x SPL FKS Series adjustable front caster rod bushings with FK 1\" spherical bearings\u003c\/li\u003e\n\u003cli\u003eOffset bearing spacers for caster adjustment\u003c\/li\u003e\n\u003cli\u003eMounting hardware (OEM arms not included)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTECH RESOURCES\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eA professional wheel alignment is required after installation\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSway bar clearance:\u003c\/strong\u003e SPL recommends this part as a solution for creating clearance between the sway bar and their \u003ca href=\"\/products\/spl-parts-front-lower-control-arms-toyota-gr-supra-a90-a91-bmw-z4-g29\"\u003eFront Lower Control Arms (FLCA G29)\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eDon't need caster adjustment? See our \u003ca href=\"\/products\/spl-parts-non-adjustable-front-caster-rod-bushings-toyota-gr-supra-a90-a91-bmw-z4-g29\"\u003eNon-Adjustable Caster Rod Bushings (CRBN G29)\u003c\/a\u003e for the same deflection control at lower cost\u003c\/li\u003e\n\u003cli\u003ePairs with our \u003ca href=\"\/products\/spl-parts-bumpsteer-adjustable-tie-rod-ends-toyota-gr-supra-a90-a91-bmw-z4-g29\"\u003eTie Rod Ends (TRE G29)\u003c\/a\u003e — correcting caster changes bumpsteer\u003c\/li\u003e\n\u003cli\u003eSpherical bearings transmit more noise and vibration than rubber bushings — expected on a performance component\u003c\/li\u003e\n\u003cli\u003eProfessional installation recommended — bushing replacement requires a press\u003c\/li\u003e\n\u003cli\u003eInstallation instructions (PDF): \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0961\/4226\/2579\/files\/SPL-CRB-G29-Rev-A.pdf?v=1785874996\"\u003eSPL CRB G29 Install Guide\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePART NUMBER\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSPL CRB G29\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eVEHICLE APPLICATIONS\u003c\/h2\u003e\n\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%; text-align: left;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eToyota\u003c\/td\u003e\n\u003ctd\u003eGR Supra 3.0\u003c\/td\u003e\n\u003ctd\u003eA90 \/ A91\u003c\/td\u003e\n\u003ctd\u003eB58\u003c\/td\u003e\n\u003ctd\u003e2020–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eZ4 M40i\u003c\/td\u003e\n\u003ctd\u003eG29\u003c\/td\u003e\n\u003ctd\u003eB58\u003c\/td\u003e\n\u003ctd\u003e2019–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"SPL Parts","offers":[{"title":"Default Title","offer_id":53793940177203,"sku":"SPL CRB G29","price":413.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0961\/4226\/2579\/files\/SPL-CRB-G29-L1-0-Caster-Rod-Bushing-HiRes-080423__09584.1737081989.jpg?v=1785875115","url":"https:\/\/x58cartel.com\/products\/spl-parts-adjustable-front-caster-rod-monoball-bushings-toyota-gr-supra-a90-a91-amp-bmw-z4-g29","provider":"x58cartel","version":"1.0","type":"link"}