{"product_id":"enduro-engineering-billet-radiator-guards-yamaha-yz250x-yz125x-12-5102","title":"Enduro Engineering - Radiator Guards - 2016–2026 Yamaha YZ250X \u0026 YZ125X","description":"\u003ch1\u003eEnduro Engineering Radiator Guards for 2016–2026 Yamaha YZ250X, 2020–2026 YZ125X\u003c\/h1\u003e\n\u003cp data-path-to-node=\"1\"\u003e\u003cspan class=\"\"\u003eThe Enduro Engineering Billet Radiator Guards (12-5102) are full-coverage,\u003c\/span\u003e\u003cspan\u003e CNC-machined aluminum guards engineered to replace factory plastic louvers on Yamaha two-stroke cross-country and off-road motorcycles.\u003c\/span\u003e\u003cspan\u003e On tight woods trails,\u003c\/span\u003e\u003cspan\u003e rocky singletrack,\u003c\/span\u003e\u003cspan\u003e and technical enduro terrain,\u003c\/span\u003e\u003cspan\u003e the radiators on the Yamaha YZ250X and YZ125X are among the most vulnerable components on the machine.\u003c\/span\u003e\u003cspan\u003e A simple off-camber tip-over against a boulder or a tree trunk impact can fold the radiator core backward,\u003c\/span\u003e\u003cspan\u003e pinch off internal cooling passages,\u003c\/span\u003e\u003cspan\u003e or snap the coolant tank necks,\u003c\/span\u003e\u003cspan\u003e instantly ending a ride.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cspan\u003ePrecision-machined from solid 6061-T6 billet aluminum,\u003c\/span\u003e\u003cspan\u003e the 12-5102 guards combine heavy-duty front puncture protection with rigid side-impact bracing in a single integrated structure.\u003c\/span\u003e\u003cspan\u003e Unlike flimsy stamped mesh screens or multi-piece bolt-together braces,\u003c\/span\u003e\u003cspan\u003e this billet cage encloses the radiator face to deflect trail debris,\u003c\/span\u003e\u003cspan\u003e roost,\u003c\/span\u003e\u003cspan\u003e and spearing tree branches while transferring lateral impact energy directly around the core to the chassis mounting points.\u003c\/span\u003e\u003cspan\u003e The machined vent pattern maintains maximum direct airflow across the cooling fins to prevent boil-overs during low-speed,\u003c\/span\u003e\u003cspan\u003e high-clutch technical climbs.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4 data-path-to-node=\"3\"\u003eFeatures:\u003c\/h4\u003e\n\u003cul data-path-to-node=\"4\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,0,0\"\u003e\u003cb data-path-to-node=\"4,0,0\" data-index-in-node=\"0\"\u003eIntegrated Billet Protection:\u003c\/b\u003e\u003cspan\u003e Combines rigid side-impact bracing and heavy-duty front face grille shielding into a single-piece CNC-machined 6061-T6 aluminum design.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,1,0\"\u003e\u003cb data-path-to-node=\"4,1,0\" data-index-in-node=\"0\"\u003eTrail Hazard Puncture Shielding:\u003c\/b\u003e\u003cspan\u003e Deflects trail branches,\u003c\/span\u003e\u003cspan\u003e sticks,\u003c\/span\u003e\u003cspan\u003e and rock roost that easily pierce factory plastic louvers and puncture delicate aluminum cooling tubes.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,2,0\"\u003e\u003cb data-path-to-node=\"4,2,0\" data-index-in-node=\"0\"\u003eSide-Impact Crush Resistance:\u003c\/b\u003e\u003cspan\u003e Prevents radiators from folding inward,\u003c\/span\u003e\u003cspan\u003e twisting,\u003c\/span\u003e\u003cspan\u003e or collapsing against the frame rails during low-speed trail drops and tree impacts.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,3,0\"\u003e\u003cb data-path-to-node=\"4,3,0\" data-index-in-node=\"0\"\u003eOptimized Woods Airflow:\u003c\/b\u003e\u003cspan\u003e Machined slot pattern allows unrestricted cooling flow to prevent overheating and boiling during tight,\u003c\/span\u003e\u003cspan\u003e technical singletrack riding.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,4,0\"\u003e\u003cb data-path-to-node=\"4,4,0\" data-index-in-node=\"0\"\u003eNo Separate Braces Required:\u003c\/b\u003e\u003cspan\u003e Standalone design replaces stock plastic louvers completely; eliminates the need for separate structural rear braces.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,5,0\"\u003e\u003cb data-path-to-node=\"4,5,0\" data-index-in-node=\"0\"\u003eDirect Bolt-On Fitment:\u003c\/b\u003e\u003cspan\u003e Mounts cleanly to factory radiator points and preserves stock tank shroud lines with no frame modification required.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"4,6,0\"\u003e\u003cb data-path-to-node=\"4,6,0\" data-index-in-node=\"0\"\u003eMade in the USA:\u003c\/b\u003e\u003cspan\u003e Designed,\u003c\/span\u003e\u003cspan\u003e tested,\u003c\/span\u003e\u003cspan\u003e and manufactured in the USA.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-path-to-node=\"5\"\u003eWhat's in the Box\u003c\/h4\u003e\n\u003cul data-path-to-node=\"6\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,0\"\u003e\u003cspan\u003e1x Left Billet Aluminum Radiator Guard\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,1,0\"\u003e\u003cspan\u003e1x Right Billet Aluminum Radiator Guard\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,0\"\u003e\u003cspan\u003e1x Complete Metric Fastener Mounting Hardware Pack\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,3,0\"\u003e\u003cspan\u003e1x Installation Instructions Sheet\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFitment:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ch4\u003e2016–2027 – Yamaha YZ250X\u003c\/h4\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch4\u003e2020–2027 – Yamaha YZ125X\u003c\/h4\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch4\u003e2000–2027 – Yamaha YZ250\u003c\/h4\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch4\u003e2002–2027 – Yamaha YZ125\u003c\/h4\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-path-to-node=\"7\"\u003eFitment Notes:\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003e\u003c\/b\u003e\n\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eChassis Compatibility:\u003c\/b\u003e\u003cspan\u003e Fits all aluminum-frame Yamaha 125cc and 250cc two-stroke models manufactured from 2005 onward.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eAftermarket Tank Compatibility:\u003c\/b\u003e\u003cspan\u003e Clears standard OEM fuel tanks and popular oversized off-road tanks (IMS,\u003c\/span\u003e\u003cspan\u003e Clarke,\u003c\/span\u003e\u003cspan\u003e Acerbis) configured for factory radiator shroud spacing.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\"\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003eAccessory Compatibility:\u003c\/b\u003e\u003cspan\u003e Standalone system.\u003c\/span\u003e\u003cspan\u003e Does \u003c\/span\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"49\"\u003enot\u003c\/b\u003e\u003cspan\u003e pair with,\u003c\/span\u003e\u003cspan\u003e nor require,\u003c\/span\u003e\u003cspan\u003e secondary aftermarket rear radiator braces.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12\"\u003e\u003cb data-path-to-node=\"12\" data-index-in-node=\"0\"\u003eRadiator Trueing Prior to Installation:\u003c\/b\u003e\u003cspan\u003e Billet guards are precision-machined to match square,\u003c\/span\u003e\u003cspan\u003e factory-dimensioned radiators.\u003c\/span\u003e\u003cspan\u003e If your YZ250X or YZ125X has already seen trail time and sustained a tip-over,\u003c\/span\u003e\u003cspan\u003e the radiators may be slightly twisted,\u003c\/span\u003e\u003cspan\u003e bowed,\u003c\/span\u003e\u003cspan\u003e or pushed back toward the frame.\u003c\/span\u003e\u003cspan\u003e Do not attempt to force the rigid billet guards onto twisted radiators,\u003c\/span\u003e\u003cspan\u003e as this cross-threads the brass tank inserts or cracks the mounting tabs.\u003c\/span\u003e\u003cspan\u003e Place a straight edge against your radiator faces first; gently tweak the core back to square on the workbench before bolting the guards on.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13\"\u003e\u003cb data-path-to-node=\"13\" data-index-in-node=\"0\"\u003eHardware Thread Prep:\u003c\/b\u003e\u003cspan\u003e The mounting bolts thread into aluminum housings that endure constant engine vibration from a high-revving two-stroke.\u003c\/span\u003e\u003cspan\u003e Apply a small drop of medium-strength (blue) threadlocker to each bolt thread during assembly.\u003c\/span\u003e\u003cspan\u003e Start every bolt by hand for 3 to 4 turns before tightening to ensure you do not cross-thread the inserts.\u003c\/span\u003e\u003cspan\u003e Tighten all hardware evenly in stages so the guard pulls flat and flush against the radiator face.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14\"\u003e\u003cb data-path-to-node=\"14\" data-index-in-node=\"0\"\u003eLow-Speed Singletrack Airflow \u0026amp; Mud Management:\u003c\/b\u003e\u003cspan\u003e Two-stroke cross-country bikes like the YZ250X and YZ125X do not come equipped with auxiliary radiator cooling fans.\u003c\/span\u003e\u003cspan\u003e In dense woods,\u003c\/span\u003e\u003cspan\u003e tight rock sections,\u003c\/span\u003e\u003cspan\u003e or deep mud,\u003c\/span\u003e\u003cspan\u003e air speed across the radiators drops dramatically.\u003c\/span\u003e\u003cspan\u003e To prevent wet loam,\u003c\/span\u003e\u003cspan\u003e clay,\u003c\/span\u003e\u003cspan\u003e or sticky sand from packing inside the guard slots and restricting airflow,\u003c\/span\u003e\u003cspan\u003e spray a light,\u003c\/span\u003e\u003cspan\u003e wet coat of Maxima SC1 directly onto the guard grilles prior to the ride.\u003c\/span\u003e\u003cspan\u003e This creates a slick barrier that allows roost to slide off rather than baking into a solid crust.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/MTSjG4DtrhU?si=XGn8Y3IrMjHhvagp\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0622\/5720\/1317\/files\/Made_In_The_USA_24865b83-5069-42c1-b4bc-9e28ee4fe2cb.jpg?v=1719961954\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cbr\u003e\u003cbr\u003ePart Number: 12-5102\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Enduro Engineering","offers":[{"title":"Default Title","offer_id":47411360825509,"sku":"EE-RAD-GRD-YZ250X-YZ125X-SLVR","price":175.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0622\/5720\/1317\/files\/ENDURO_YZ_RAD_GUARDS_1.jpg?v=1768855810","url":"https:\/\/www.tmbrmoto.com\/products\/enduro-engineering-billet-radiator-guards-yamaha-yz250x-yz125x-12-5102","provider":"TMBR MOTO","version":"1.0","type":"link"}