{"product_id":"gktech-uniball-difflager-raised-20mm-alu-gt-gr-86-brz-i-ii","title":"GKTech | Spherical Differential Bushing raised (+20mm) (Alu) | GT\/GR 86 \u0026 BRZ I \u0026 II","description":"\u003cp\u003e\u003cspan\u003eThe rigid GKTECH differential bushings reduce differential movement in the subframe and raise it by 20 mm. For lowered vehicles, this can provide more favorable driveshaft angles and reduce the load on the CV joints. The extent of the improvement depends on your vehicle's ride height.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAt GreenFuchs, we exclusively offer the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+20mm raised version\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for lowered vehicles.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\u003cspan\u003eCNC-machined 6061-T6 aluminum, black anodized\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003ePart number: GT86-DIFR\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003eFits Toyota GT86 ZN6, GR86 ZN8, as well as Subaru BRZ ZC6 and ZD8\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003eIncluded in delivery: two rear differential bushings and two lower stoppers\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eInstallation – important for the raised version\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRemove the differential. The stock rear bushing is pressed out of the subframe. For the two-hole bushing, catch any leaking oil, carefully cut through the outer sleeve, and remove it. Do not cut into the subframe while doing so.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eClean the mounting points and lightly grease them for installation. Align the new bushings correctly: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etwo-hole bushing on the left, one-hole bushing on the right; the elongated hole must be at the top.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Use a rubber mallet or a protective wooden block to insert them.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eThe front stock bushings in the differential housing must also be removed.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The instructions describe cutting the rubber, removing the inner section with a 44 mm hole saw, and subsequently removing the outer sleeve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUse the included lower stoppers during assembly. \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eThe stock upper stoppers are not used.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Observe torque specifications and any connecting parts that may need to be replaced according to vehicle-specific repair guidelines.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0725\/8665\/8131\/files\/MON_1.pdf?v=1791385630\" title=\"Montageanleitung 1\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eInstallation Instructions 1\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0725\/8665\/8131\/files\/MON_2.pdf?v=1791385630\" title=\"Montageanleitung 2\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eInstallation Instructions 2\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e\u003cb\u003eFAQ and Notes\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWhy 20 mm?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eAccording to GKTECH, the subframe does not allow for a greater differential lift. Raising the subframe further would be a separate modification.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAre modifications necessary?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eWith an extreme lowering, driveshafts may touch the upper control arm or subframe; in that case, additional adjustments are required. Aftermarket driveshafts or propshafts may also come into contact with the heat shield. Check for clearance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDo I need additional mounting hardware?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eAccording to GKTECH, the stock bolts and nuts are used.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHow difficult is the installation?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eGKTECH estimates about 30 minutes with the differential already removed. This is not the total installation time; tools and experience are required.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWill there be more noise and vibration?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe rigid mounting transmits more of both. GKTECH describes the difference as minor; the individual vehicle setup is also a deciding factor.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDo the bushings fit other vehicles?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eOnly the models mentioned above are confirmed.\u003c\/span\u003e\u003c\/p\u003e","brand":"Gktech","offers":[{"title":"Default Title","offer_id":55243479679315,"sku":"GT86-DIFR","price":190.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/8665\/8131\/files\/UniballDifflagerraised_20mm_Alu_Titel.webp?v=1791377002","url":"https:\/\/greenfuchs.de\/en\/products\/gktech-uniball-difflager-raised-20mm-alu-gt-gr-86-brz-i-ii","provider":"GreenFuchs","version":"1.0","type":"link"}