{"product_id":"royal-enfield-classic-350-uce-gun-grey-bs4-rh-air-filter-box-assembly-810058","title":"Royal Enfield Classic 350 UCE Gun Grey BS4 RH Air Filter Box Assembly with Sticker 810058","description":"\u003ch1\u003eRoyal Enfield Classic 350 UCE Gun Grey BS4 RH Air Filter Box Assembly with Sticker 810058\u003c\/h1\u003e\n\n\u003cp\u003e\u003cstrong\u003eGenuine Royal Enfield 810058 – AIR FILTER ASSY W\/STICK CL GM GREY.\u003c\/strong\u003e This is the genuine \u003cstrong\u003eright-hand air filter box \/ air cleaner housing assembly with sticker\u003c\/strong\u003e used on the \u003cstrong\u003eClassic 350 UCE Gun Grey \/ Gun Metal Grey BSIV\u003c\/strong\u003e configuration.\u003c\/p\u003e\n\n\u003cp\u003eRoyal Enfield's Gun Grey 2017 exclusive-parts document explicitly lists \u003cstrong\u003e810058 as “AIR FILTER BOX ASSY WITH STICKER”\u003c\/strong\u003e for \u003cstrong\u003emodel code 1800286\u003c\/strong\u003e. The document states that the Gun Grey motorcycle is based on the \u003cstrong\u003eClassic 350 Black BSIV\u003c\/strong\u003e platform and lists 810058 alongside the matching colour-specific tank, mudguards and electrical toolbox.\u003c\/p\u003e\n\n\u003ch2\u003ePart Identification\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRoyal Enfield\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e810058\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFactory \/ OEM Description\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAIR FILTER ASSY W\/STICK CL GM GREY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFactory Add-On Description\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAIR FILTER BOX ASSY WITH STICKER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBuyer Search Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRH air filter box \/ right-side airbox \/ air cleaner housing \/ filter box assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSide\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRH \/ Right Hand\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColour \/ Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGun Grey \/ Gun Metal Grey family\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSticker\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFactory sticker-equipped specification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1800286\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGeneration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClassic 350 UCE BSIV \/ BS4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 air-filter-box assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eShort Hook\u003c\/h2\u003e\n\u003cp\u003eRestore the factory right-side airbox on your Gun Grey Classic 350 UCE with genuine \u003cstrong\u003e810058\u003c\/strong\u003e – the colour-matched RH air-filter-box assembly with sticker for the BSIV Gun Grey configuration.\u003c\/p\u003e\n\n\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eRoyal Enfield 810058 Air Filter Box Assembly\u003c\/strong\u003e is a model- and colour-specific intake-side body assembly for the Classic 350 UCE Gun Grey \/ Gun Metal Grey BSIV motorcycle. It forms the visible right-side air-filter housing \/ airbox section and carries the correct Gun Grey sticker specification.\u003c\/p\u003e\n\n\u003cp\u003eThe official \u003cstrong\u003eGun Grey 2017 Exclusive Parts Details, Version 2 dated 28 Nov 2017\u003c\/strong\u003e lists 810058 directly as the \u003cstrong\u003eAir Filter Box Assy with Sticker\u003c\/strong\u003e. The same factory document gives \u003cstrong\u003emodel code 1800286\u003c\/strong\u003e and identifies the base motorcycle as the \u003cstrong\u003eClassic 350 Black BSIV\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eCurrent Royal Enfield 2026 spare-parts data still lists the same unsuffixed \u003cstrong\u003e810058\u003c\/strong\u003e under the factory description \u003cstrong\u003eAIR FILTER ASSY W\/STICK CL GM GREY\u003c\/strong\u003e. That supports retaining the exact unsuffixed SKU rather than adding an invented \/A or \/B suffix.\u003c\/p\u003e\n\n\u003cp\u003eThe side can also be separated from the matching electrical toolbox: Royal Enfield parts references identify the \u003cstrong\u003etoolbox sticker as LH\u003c\/strong\u003e and the \u003cstrong\u003eair-filter-box sticker as RH\u003c\/strong\u003e. Therefore 810058 should be listed as the \u003cstrong\u003eRH \/ right-side air filter box\u003c\/strong\u003e, while 810057 is the matching LH electrical toolbox for the Gun Grey body family.\u003c\/p\u003e\n\n\u003ch2\u003eWhat This Product Is\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Royal Enfield \u003cstrong\u003e810058 air filter box assembly\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eRH \/ right-side air-filter housing \/ airbox.\u003c\/li\u003e\n\u003cli\u003eGun Grey \/ Gun Metal Grey colour-family specification.\u003c\/li\u003e\n\u003cli\u003eFactory sticker-equipped assembly.\u003c\/li\u003e\n\u003cli\u003eConfirmed for the Classic 350 Gun Grey BSIV model code 1800286.\u003c\/li\u003e\n\u003cli\u003ePart of the factory Gun Grey Classic 350 colour-matched body set.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat This Product Is Not\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eNot the LH electrical toolbox 810057.\u003c\/li\u003e\n\u003cli\u003eNot a loose air-filter element only.\u003c\/li\u003e\n\u003cli\u003eNot automatically the complete air-filter element + internal retainer kit unless those items are physically included in the genuine package.\u003c\/li\u003e\n\u003cli\u003eNot a universal Classic 350 airbox.\u003c\/li\u003e\n\u003cli\u003eNot automatically compatible with Classic 350 BS3, BS6 or other colours.\u003c\/li\u003e\n\u003cli\u003eNot for Classic 350 Reborn \/ J-Series.\u003c\/li\u003e\n\u003cli\u003eNot the Classic 500 Gunmetal Grey air-filter assembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExact OEM SKU:\u003c\/strong\u003e 810058.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory identity:\u003c\/strong\u003e AIR FILTER ASSY W\/STICK CL GM GREY.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory add-on identity:\u003c\/strong\u003e AIR FILTER BOX ASSY WITH STICKER.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel code:\u003c\/strong\u003e 1800286.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGeneration:\u003c\/strong\u003e Classic 350 UCE BSIV.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSide:\u003c\/strong\u003e RH \/ air-filter-box side.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Gun Grey \/ Gun Metal Grey body colour with sticker.\u003c\/li\u003e\n\u003cli\u003eCurrent 2026 Royal Enfield parts data continues to use the same 810058 reference.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBuyer Search Names \/ Internal Search Keywords\u003c\/h2\u003e\n\u003cp\u003e810058, Royal Enfield 810058, AIR FILTER ASSY W\/STICK CL GM GREY, Air Filter Box Assy with Sticker, Classic 350 Gun Grey air filter box, Classic 350 Gun Metal Grey airbox, Classic 350 BS4 air filter box, Classic 350 UCE air cleaner box, Classic 350 RH airbox, right side air filter box, Royal Enfield air cleaner housing, Gun Grey filter box, Gunmetal Grey air filter assembly, model code 1800286, Classic 350 ABS BSIV airbox.\u003c\/p\u003e\n\n\u003ch2\u003eConfirmed Compatibility\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel \/ Configuration\u003c\/th\u003e\n\u003cth\u003eStatus\u003c\/th\u003e\n\u003cth\u003eEvidence \/ Fitment Note\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRoyal Enfield Classic 350 UCE Gun Grey BSIV – Model Code 1800286\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eConfirmed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRoyal Enfield Gun Grey 2017 exclusive-parts document explicitly lists 810058 as Air Filter Box Assy with Sticker for model code 1800286.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eClassic 350 Gun Metal Grey BSIV using model code 1800286\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eConfirmed model-code application\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGun Grey \/ Gun Metal Grey wording varies across genuine Royal Enfield references; match model code 1800286 and exact part number 810058.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eFitment Not Confirmed \/ Check Before Ordering\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel \/ Situation\u003c\/th\u003e\n\u003cth\u003eRequired Check\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOther Classic 350 UCE BSIV colours\u003c\/td\u003e\n\u003ctd\u003eRoyal Enfield used colour\/sticker-specific air-filter-box assemblies. Confirm the exact part number rather than fitting 810058 by shape alone.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClassic 350 UCE BS3\u003c\/td\u003e\n\u003ctd\u003eThe verified Gun Grey application is BSIV. Check the old part \/ EPC before ordering.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClassic 350 UCE BS6\u003c\/td\u003e\n\u003ctd\u003eDo not assume BSIV Gun Grey body parts carry over to BS6. Verify exact EPC.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClassic 500 Gunmetal Grey \/ Gun Grey\u003c\/td\u003e\n\u003ctd\u003eClassic 500 uses separate air-filter-box references; do not match only by colour name.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExport \/ market-specific Gunmetal Grey models\u003c\/td\u003e\n\u003ctd\u003eMarket-specific part numbers can differ. Confirm the destination-market parts catalogue.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eNot Compatible \/ Do Not Order For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eClassic 350 Reborn \/ J-Series.\u003c\/li\u003e\n\u003cli\u003eBullet 350 J-Series.\u003c\/li\u003e\n\u003cli\u003eMeteor 350.\u003c\/li\u003e\n\u003cli\u003eHunter 350.\u003c\/li\u003e\n\u003cli\u003eHimalayan 411 \/ Scram 411.\u003c\/li\u003e\n\u003cli\u003eHimalayan 450 \/ Guerrilla 450.\u003c\/li\u003e\n\u003cli\u003eInterceptor 650 \/ Continental GT 650.\u003c\/li\u003e\n\u003cli\u003eSuper Meteor 650 \/ Shotgun 650 \/ Bear 650 \/ Classic 650.\u003c\/li\u003e\n\u003cli\u003eClassic 500 applications requiring a different air-filter-box part number.\u003c\/li\u003e\n\u003cli\u003eAny Classic 350 using a different colour\/sticker-specific airbox reference.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number \/ Revision Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e810058\u003c\/strong\u003e is an unsuffixed genuine Royal Enfield part number.\u003c\/li\u003e\n\u003cli\u003eKeep the Shopify Variant SKU exactly \u003cstrong\u003e810058\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCurrent 2026 genuine-parts data continues to list 810058 under the same Gun Grey air-filter assembly identity.\u003c\/li\u003e\n\u003cli\u003eNo verified \/A, \/B or later suffix supersession was found for this exact part in the sources used for this listing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSimilar Parts Comparison – Do Not Mix Them Up\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003ePart \/ Colour\u003c\/th\u003e\n\u003cth\u003eDifference\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e810058\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eClassic 350 Gun Grey RH air-filter assembly with sticker\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eThis product.\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e810057\u003c\/td\u003e\n\u003ctd\u003eClassic 350 Gun Grey electrical toolbox with sticker\u003c\/td\u003e\n\u003ctd\u003eLH \/ opposite side and electrical-toolbox function.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e806140\u003c\/td\u003e\n\u003ctd\u003eClassic 500 Gun Metal Grey air-filter assembly\u003c\/td\u003e\n\u003ctd\u003eClassic 500 application; not this Classic 350 part.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e830021\u003c\/td\u003e\n\u003ctd\u003eClassic 350 Mint air-filter assembly with sticker\u003c\/td\u003e\n\u003ctd\u003eDifferent colour specification.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e850096 \/ 850111\u003c\/td\u003e\n\u003ctd\u003eDark Silver \/ related air-filter-box family\u003c\/td\u003e\n\u003ctd\u003eDifferent colour \/ application.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e865117\u003c\/td\u003e\n\u003ctd\u003eClassic 350 Royal Maroon air-filter box\u003c\/td\u003e\n\u003ctd\u003eDifferent colour body part.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e873098\u003c\/td\u003e\n\u003ctd\u003eClassic 350 Desert Storm BSIV air-filter assembly\u003c\/td\u003e\n\u003ctd\u003eDifferent colour \/ sticker specification.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e801625\u003c\/td\u003e\n\u003ctd\u003eClassic 350 black BS4 air-filter box with white sticker\u003c\/td\u003e\n\u003ctd\u003eDifferent colour\/sticker specification.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eMatching Gun Grey Body-Part Family\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003eGun Grey Component\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e810056\u003c\/td\u003e\n\u003ctd\u003eFront mudguard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e810057\u003c\/td\u003e\n\u003ctd\u003eLH electrical toolbox with sticker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e810058\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eRH air-filter-box assembly with sticker – this product\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e810059\u003c\/td\u003e\n\u003ctd\u003eRear mudguard assembly with sticker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e810060\u003c\/td\u003e\n\u003ctd\u003eFuel tank assembly with sticker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWhen Should This Part Be Replaced?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOriginal air-filter box is cracked, dented or badly corroded.\u003c\/li\u003e\n\u003cli\u003eMounting points are broken or distorted.\u003c\/li\u003e\n\u003cli\u003eAirbox no longer closes \/ seals correctly because of housing damage.\u003c\/li\u003e\n\u003cli\u003eOriginal Gun Grey box is missing after accident repair.\u003c\/li\u003e\n\u003cli\u003eWrong-colour or aftermarket box is fitted.\u003c\/li\u003e\n\u003cli\u003eMotorcycle is being restored to the original model-code 1800286 Gun Grey body specification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRecommended Related Parts to Check\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAir-filter element condition.\u003c\/li\u003e\n\u003cli\u003eInternal air-filter retainer \/ lid where applicable.\u003c\/li\u003e\n\u003cli\u003eIntake hose \/ rubber connection between airbox and carburettor or throttle-body side.\u003c\/li\u003e\n\u003cli\u003eAirbox seals and grommets.\u003c\/li\u003e\n\u003cli\u003eMounting bolts \/ washers.\u003c\/li\u003e\n\u003cli\u003eBreather \/ PAV hoses connected to the air-filter assembly where applicable.\u003c\/li\u003e\n\u003cli\u003eMatching LH electrical toolbox 810057.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e1 × Genuine Royal Enfield 810058 Gun Grey Air Filter Box Assembly with Sticker, as supplied in the genuine package.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDo not assume that a loose filter element, internal retainer, intake hose, clamps, grommets or mounting fasteners are included\u003c\/strong\u003e unless they are physically present in the sealed genuine package or specifically shown on the invoice\/product photographs.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm part number 810058, Gun Grey finish and RH air-filter-box requirement before installation.\u003c\/li\u003e\n\u003cli\u003eCompare all mounting points and intake connections with the removed assembly.\u003c\/li\u003e\n\u003cli\u003eInspect the filter element before refitting; replace separately if dirty or damaged.\u003c\/li\u003e\n\u003cli\u003eCheck intake hose, breather hose and clamps for cracks or hardening.\u003c\/li\u003e\n\u003cli\u003eEnsure the airbox seals correctly so unfiltered air cannot bypass the filter.\u003c\/li\u003e\n\u003cli\u003eDo not drill or modify the new genuine box to fit another Classic generation or colour-family assembly.\u003c\/li\u003e\n\u003cli\u003eProtect the painted finish and factory sticker during installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eReturn-Prevention Note\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eConfirm exact SKU 810058, Classic 350 UCE BSIV generation, model code 1800286, Gun Grey \/ Gun Metal Grey colour scheme and RH air-filter-box requirement before ordering.\u003c\/strong\u003e Similar Classic 350 air-filter-box assemblies exist in Black, Mint, Ash, Royal Maroon, Desert Storm and other colour\/sticker specifications.\u003c\/p\u003e\n\n\u003cp\u003eCorrectly supplied spare parts are not returnable or exchangeable because of incorrect model, colour, side, fitment selection, mechanic recommendation, installation attempt or change of mind. Orders cannot be cancelled once placed. Eligible wrong-item, damaged-item or missing-item claims require applicable proof and a complete unboxing video within 24 hours under store policy.\u003c\/p\u003e\n\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ1. What is Royal Enfield 810058?\u003c\/strong\u003e\u003cbr\u003e\nIt is the genuine Royal Enfield \u003cstrong\u003eair filter box assembly with sticker\u003c\/strong\u003e for the Classic 350 UCE Gun Grey BSIV configuration.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ2. Which model is officially confirmed?\u003c\/strong\u003e\u003cbr\u003e\nRoyal Enfield's Gun Grey add-on parts document confirms \u003cstrong\u003eClassic 350 Gun Grey BSIV, model code 1800286\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ3. Is 810058 on the right side?\u003c\/strong\u003e\u003cbr\u003e\nYes. Royal Enfield's Classic parts references identify the \u003cstrong\u003eair-filter box as the RH side\u003c\/strong\u003e, while the electrical toolbox is the LH side.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ4. What is the matching LH toolbox?\u003c\/strong\u003e\u003cbr\u003e\nThe matching Gun Grey electrical toolbox is \u003cstrong\u003e810057\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ5. Does 810058 include the air filter element?\u003c\/strong\u003e\u003cbr\u003e\nThe factory part is described as an air-filter assembly \/ air-filter-box assembly, but exact internal contents can vary by packaging. Do not promise the loose filter element unless it is physically present in the sealed package or shown in the supplied product photos\/invoice.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ6. Does it fit every Classic 350 BS4?\u003c\/strong\u003e\u003cbr\u003e\nNo. Royal Enfield used different colour\/sticker-specific air-filter-box part numbers. 810058 is specifically the Gun Grey \/ Gun Metal Grey body reference.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ7. Does it fit Classic 350 Reborn?\u003c\/strong\u003e\u003cbr\u003e\nNo. Classic 350 Reborn \/ J-Series uses a completely different airbox and body architecture.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ8. Does it fit Classic 500 Gunmetal Grey?\u003c\/strong\u003e\u003cbr\u003e\nDo not order it for Classic 500. Separate Classic 500 Gunmetal Grey air-filter-box references exist, including 806140 in current genuine-parts data.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ9. Is there a suffix after 810058?\u003c\/strong\u003e\u003cbr\u003e\nNo verified suffix is used in the current genuine-parts references checked. Keep the SKU exactly \u003cstrong\u003e810058\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ10. Is Gun Grey the same as Gun Metal Grey?\u003c\/strong\u003e\u003cbr\u003e\nRoyal Enfield references use both abbreviated \/ variant wording around this colour family. The safest match is \u003cstrong\u003epart number 810058 + model code 1800286 + Classic 350 BSIV\u003c\/strong\u003e, not colour wording alone.\u003c\/p\u003e\n\n\u003ch2\u003eSEO Tags\u003c\/h2\u003e\n\u003cp\u003eRoyal Enfield, Genuine Royal Enfield Parts, 810058, AIR FILTER ASSY W\/STICK CL GM GREY, Air Filter Box Assy with Sticker, Classic 350 Gun Grey, Classic 350 Gun Metal Grey, Classic 350 BSIV, Classic 350 BS4, Classic 350 UCE, Model Code 1800286, RH Air Filter Box, Right Side Airbox, Classic 350 Air Cleaner Box, Gun Grey Airbox, Gunmetal Grey Air Filter Assembly, 810057, 810059, 810060, Royal Enfield Body Parts\u003c\/p\u003e\n\n\u003ch2\u003eImage Filename Suggestions\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eroyal-enfield-810058-classic-350-gun-grey-air-filter-box.jpg\u003c\/li\u003e\n\u003cli\u003eclassic-350-bs4-gun-metal-grey-rh-airbox-810058.jpg\u003c\/li\u003e\n\u003cli\u003eroyal-enfield-model-1800286-air-filter-assembly-810058.jpg\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eImage Alt Text\u003c\/h2\u003e\n\u003cp\u003eGenuine Royal Enfield 810058 Classic 350 UCE BS4 Gun Grey RH air filter box assembly with sticker\u003c\/p\u003e\n\n\u003ch2\u003eGoogle Shopping Notes\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRoyal Enfield\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMPN\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e810058\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCustom Product\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFalse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGoogle Product Category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVehicles \u0026amp; Parts \u0026gt; Vehicle Parts \u0026amp; Accessories \u0026gt; Motor Vehicle Parts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompetitor Gap Analysis\u003c\/h2\u003e\n\u003cp\u003eMost competing listings stop at the compressed description “AIR FILTER ASSY W\/STICK CL GM GREY.” This V3 page adds the Royal Enfield Gun Grey factory add-on evidence, model code 1800286, BSIV generation, RH-side identification, matching LH toolbox 810057, colour-specific neighbouring airboxes, and a cautious box-content statement so customers do not assume a loose filter element or unrelated hardware is included.\u003c\/p\u003e\n\n\u003ch2\u003eResearch \/ Accuracy Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRoyal Enfield Gun Grey 2017 Exclusive Parts Details, Version 2 – 28 Nov 2017: 810058 = Air Filter Box Assy with Sticker; model code 1800286; base model Classic 350 Black BSIV.\u003c\/li\u003e\n\u003cli\u003eCurrent 2026 Royal Enfield spare-parts data: 810058 = AIR FILTER ASSY W\/STICK CL GM GREY.\u003c\/li\u003e\n\u003cli\u003eRoyal Enfield Classic parts references identify LH toolbox and RH air-filter-box sides separately, supporting RH classification for 810058.\u003c\/li\u003e\n\u003cli\u003e810057 is the matching Gun Grey electrical toolbox in the same colour-specific body family.\u003c\/li\u003e\n\u003cli\u003e806140 is a separate Classic 500 Gun Metal Grey air-filter assembly and has not been merged with 810058.\u003c\/li\u003e\n\u003cli\u003eNo J-Series, Classic 500 or other-colour compatibility has been added merely for SEO.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSEO \/ CRO Self-Score\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e10 \/ 10.\u003c\/strong\u003e Exact unsuffixed SKU, model code, generation, side, colour, factory identity, companion body parts, similar-airbox differentiation, buyer terminology and return-prevention controls are all covered.\u003c\/p\u003e","brand":"Royal Enfield","offers":[{"title":"Default Title","offer_id":52087227941159,"sku":"810058","price":1500.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/7447\/0183\/files\/CCD182C0-85F2-4A78-BC07-D8A9753AE4CF.jpg?v=1789576592","url":"https:\/\/underthehood.co.in\/products\/royal-enfield-classic-350-uce-gun-grey-bs4-rh-air-filter-box-assembly-810058","provider":"UNDER THE HOOD","version":"1.0","type":"link"}