{"product_id":"shibata-dr-grk5-aluminum-gearbox-black","title":"Shibata Dr GRK5 aluminum gearbox (Black) (R31S328BK)","description":"Shibata Dr GRK5 Aluminum Gearbox — Premium RWD Drift Performance\u003cbr\u003e\u003cbr\u003eThe aluminum gearbox from the GRK5 platform is now available as an upgrade component for earlier GRK models. Engineered with a heavier, optimized design inspired by real-world differential geometry, this gearbox improves axle load balance and traction on RWD drift chassis.\u003cbr\u003e\u003cbr\u003eA significant step up from standard resin gearboxes, this aluminum upgrade delivers sharper weight distribution and responsive handling characteristics. Even vehicles already equipped with conventional aluminum gearboxes (R31W279\/R31S310) will experience measurable traction improvements.\u003cbr\u003e\u003cbr\u003eCompatible with GRK5, GRK4, GRK3, and GRK Global Series platforms. Built for precision drift tuning and camera-ready performance.","brand":"Shibata","offers":[{"title":"Default Title","offer_id":45831566360647,"sku":"R31S328BK","price":130.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0639\/5569\/7735\/files\/R31S328BK-1.webp?v=1789839545","url":"https:\/\/slidelabsdrift.com\/products\/shibata-dr-grk5-aluminum-gearbox-black","provider":"SlideLabs","version":"1.0","type":"link"}