{"product_id":"rotax-max-exhaust-silencer-repair-lock-nut-m4","title":"26. 242538 Rotax Max Exhaust Silencer Repair Lock Nut M4","description":"\u003cp\u003eThe \u003cstrong\u003eRotax Max Exhaust Silencer Repair Lock Nut M4 DIN 985-A2\u003c\/strong\u003e (R.242538) is the OEM stainless steel nylon-insert lock nut used with the M4x12 repair screws (R.440292) when rebuilding or repairing the Rotax 125 MAX EVO exhaust silencer. The A2 stainless designation ensures these nuts resist corrosion in the hot, wet exhaust environment. Used to replace factory rivets during silencer disassembly and rebuild — creating a serviceable fastening that can be accessed for future packing replacements.\u003c\/p\u003e\n\u003cp\u003eCompatible with \u003cstrong\u003eRotax 125 Senior MAX EVO, Junior MAX EVO, Mini MAX EVO, Micro MAX EVO\u003c\/strong\u003e exhaust silencer assemblies as a repair fastener.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e R.242538\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecification:\u003c\/strong\u003e M4, DIN 985, A2 Stainless Steel, Nylon Insert Lock Nut\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Replacement for rivets during silencer repair\/rebuild\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Rotax 125 Senior MAX EVO, Junior MAX EVO, Mini MAX EVO, Micro MAX EVO silencer assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCMC Karting stocks the repair lock nuts alongside the M4x12 Allen screws (R.440292) for a complete silencer rivet replacement set.\u003c\/p\u003e","brand":"KSG\/Karting Solutions Group","offers":[{"title":"Default Title","offer_id":48139651743965,"sku":"R.242538","price":2.43,"currency_code":"USD","in_stock":true}],"url":"https:\/\/cmckarting.com\/products\/rotax-max-exhaust-silencer-repair-lock-nut-m4","provider":"CMC Karting","version":"1.0","type":"link"}