{"product_id":"po-jul-2026-shibata-r31s136-aluminum-shims-for-grk-upper-arms-4-pieces","title":"(PO JUL 2026) SHIBATA R31S136 Aluminum Shims for GRK Upper Arms (4 pieces)","description":"\u003cp\u003e\u003cstrong\u003ePlease Note: This is a PRE-ORDER.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYour order will be shipped as soon as the pre-order item arrives in stock. If your order includes both in-stock and pre-order items, the entire order will be held and shipped together once the pre-order item becomes available.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAbout Stock Arrival:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSome pre-order items are limited in quantity or may have Reduced production by the manufacturer.\u003c\/p\u003e\n\u003cp\u003eBecause of this, we might not receive the full amount we ordeRed.\u003c\/p\u003e\n\u003cp\u003eIf this happens, we’ll ship items in the order pre-orders were placed. (first-come, first-served basis)\u003c\/p\u003e\n\u003cp\u003eIf your order isn’t fulfilled in the first shipment, it will automatically move to the next batch.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant Notes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003efor some limited items or items with no restock plans, we may have to cancel your order.\u003c\/p\u003e\n\u003cp\u003eEven if you pre-order early, we can’t guarantee your item will ship in the first batch.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAbout Release Dates:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRelease dates or periods (if announced by the manufacturer) are shown on the product page.\u003c\/p\u003e\n\u003cp\u003eHowever, release dates may be delayed due to the manufacturer’s circumstances.\u003c\/p\u003e\n\u003cp\u003ePlease treat release dates as estimates only.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEstimated Arrival (ETA): End of JULY 2026\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003ePO Closes on 12th JULY 2026\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e~~~\u003c\/p\u003e\n\u003cp\u003eCalibrate your chassis with surgical precision using SHIBATA's R31S136 aluminum shims. This four-piece set empowers GRK upper arm geometry tuning to unprecedented levels when combined with the cantilever upper arm shaft. Pair with the simultaneously released 0.5mm aluminum spacer for even finer caster control. Perfect for builders demanding granular suspension adjustments. Note: Requires separate R31S118 cantilever upper arm shaft for conversion.\u003c\/p\u003e","brand":"SHIBATA","offers":[{"title":"Default Title","offer_id":52769102037268,"sku":"SHIBATA R31S136","price":523.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/0064\/9236\/files\/SHIBATAR31S136.jpg?v=1783504568","url":"https:\/\/banzaihobby.com\/products\/po-jul-2026-shibata-r31s136-aluminum-shims-for-grk-upper-arms-4-pieces","provider":"BanzaiHobby","version":"1.0","type":"link"}