{"id":144726,"date":"2024-11-22T14:45:58","date_gmt":"2024-11-22T13:45:58","guid":{"rendered":"https:\/\/fr.motocrossmag.be\/?p=144726"},"modified":"2024-11-22T14:45:58","modified_gmt":"2024-11-22T13:45:58","slug":"essai-2025-florent-lambillon-essaie-les-yamaha-250-et-450-yz-f","status":"publish","type":"post","link":"https:\/\/fr.motocrossmag.be\/index.php\/2024\/11\/essai-2025-florent-lambillon-essaie-les-yamaha-250-et-450-yz-f\/","title":{"rendered":"Essai 2025 : Florent Lambillon essaie les Yamaha 250 et 450 YZ-F"},"content":{"rendered":"<p><strong>On a test\u00e9 les nouvelles Yam ! Les Bleus abordent la saison avec une foule d&rsquo;am\u00e9liorations sur les deux mod\u00e8les phares de leur gamme cross. C&rsquo;est ainsi que les YZF 450 et 250 nous reviennent dans leur mill\u00e9sime 2025 plus abouties que jamais.\u00a0<\/strong><\/p>\n<p><em>Par Florent Lambillon<\/em><\/p>\n<p><a href=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/07\/2025_YAM_YZ250F_EU_DPBSE_STA_002_03_preview.jpg\"><img decoding=\"async\" class=\"lazyload alignnone size-full wp-image-140959\" src=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/07\/2025_YAM_YZ250F_EU_DPBSE_STA_002_03_preview.jpg\" data-orig-src=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/07\/2025_YAM_YZ250F_EU_DPBSE_STA_002_03_preview.jpg\" alt=\"\" width=\"1200\" height=\"800\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%271200%27%20height%3D%27800%27%20viewBox%3D%270%200%201200%20800%27%3E%3Crect%20width%3D%271200%27%20height%3D%27800%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/07\/2025_YAM_YZ250F_EU_DPBSE_STA_002_03_preview-200x133.jpg 200w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/07\/2025_YAM_YZ250F_EU_DPBSE_STA_002_03_preview-400x267.jpg 400w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/07\/2025_YAM_YZ250F_EU_DPBSE_STA_002_03_preview-600x400.jpg 600w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/07\/2025_YAM_YZ250F_EU_DPBSE_STA_002_03_preview-650x433.jpg 650w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/07\/2025_YAM_YZ250F_EU_DPBSE_STA_002_03_preview-768x512.jpg 768w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/07\/2025_YAM_YZ250F_EU_DPBSE_STA_002_03_preview-800x533.jpg 800w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/07\/2025_YAM_YZ250F_EU_DPBSE_STA_002_03_preview-1024x683.jpg 1024w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/07\/2025_YAM_YZ250F_EU_DPBSE_STA_002_03_preview.jpg 1200w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/a><\/p>\n<p>Comme vous le savez s\u00fbrement, les gros changements ont \u00e9t\u00e9 fait l\u2019an pass\u00e9 sur la YZ250F. La marque a apport\u00e9 un tout nouveau mod\u00e8le pour les 50 ans de celle-ci. La YZ450F, quant \u00e0 elle,<br \/>\n\u00e9tait la premi\u00e8re \u00e0 subir cette grosse transformation avec son mod\u00e8le 2023. Malgr\u00e9 les changements majeurs de 2023 et de 2024, les mod\u00e8les 2025 ne sont pas rest\u00e9s les m\u00eames que les pr\u00e9c\u00e9dents. Pas mal de changements sont \u00e0 observer sur les YZ250F et YZ450F 2025.<\/p>\n<p><a href=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-PRO-TOUR-2024-02.jpg\"><img decoding=\"async\" class=\"lazyload alignnone size-full wp-image-144976\" src=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-PRO-TOUR-2024-02.jpg\" data-orig-src=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-PRO-TOUR-2024-02.jpg\" alt=\"\" width=\"1024\" height=\"683\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%271024%27%20height%3D%27683%27%20viewBox%3D%270%200%201024%20683%27%3E%3Crect%20width%3D%271024%27%20height%3D%27683%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-PRO-TOUR-2024-02-200x133.jpg 200w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-PRO-TOUR-2024-02-400x267.jpg 400w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-PRO-TOUR-2024-02-600x400.jpg 600w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-PRO-TOUR-2024-02-650x434.jpg 650w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-PRO-TOUR-2024-02-768x512.jpg 768w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-PRO-TOUR-2024-02-800x534.jpg 800w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-PRO-TOUR-2024-02.jpg 1024w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/p>\n<p>Pour am\u00e9liorer la stabilit\u00e9 de la moto, deux changements majeurs ont \u00e9t\u00e9 effectu\u00e9s. D&rsquo;une part, les nouveaux supports moteurs sont plus rigides et les ing\u00e9nieurs japonais ont d&rsquo;autre part adopt\u00e9 de nouvelles biellettes. Suite \u00e0 ces changements, les suspensions ont \u00e9t\u00e9 totalement revues avec des modifications apport\u00e9es au niveau des ressorts, du diam\u00e8tre d\u2019entr\u00e9e d\u2019huile ainsi que la forme des clapets. La pr\u00e9charge a \u00e9galement \u00e9t\u00e9 modifi\u00e9e, ce qui va modifie l\u2019assiette de la moto.<\/p>\n<p>Un changement majeur, surtout dans le contexte que nous connaissons dans notre pays, sont les nouveaux \u00e9chappements aux normes FIM 2025 avec une diminution du bruit.<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-20.jpg\"><img decoding=\"async\" class=\"lazyload alignnone size-full wp-image-144973\" src=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-20.jpg\" data-orig-src=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-20.jpg\" alt=\"\" width=\"1200\" height=\"800\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%271200%27%20height%3D%27800%27%20viewBox%3D%270%200%201200%20800%27%3E%3Crect%20width%3D%271200%27%20height%3D%27800%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-20-200x133.jpg 200w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-20-400x267.jpg 400w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-20-600x400.jpg 600w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-20-650x433.jpg 650w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-20-768x512.jpg 768w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-20-800x533.jpg 800w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-20-1024x683.jpg 1024w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-20.jpg 1200w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/a><\/p>\n<p>Suite aux probl\u00e8mes rencontr\u00e9s sur les pr\u00e9c\u00e9dents mod\u00e8les de YZ450F, Yamaha a d\u00fb revoir son embrayage en y mettant des disques trou\u00e9s qui permettent un meilleur passage d\u2019huile et<br \/>\ndonc un meilleur refroidissement. Pour ce qui est de la YZ250F, les hauts r\u00e9gimes ont \u00e9t\u00e9 am\u00e9lior\u00e9s via le CDI et la cha\u00eene de distribution anti-friction.<\/p>\n<p>Dans les changements qui passent plus inaper\u00e7us mais qui ont toute leur importance, on peut voir une selle sans coutures, des nouveaux repose-pieds en aluminium, une nouvelle poign\u00e9e de gaz, des r\u00e9glages \u00e0 la main pour la fourche,&#8230;<\/p>\n<p><strong>YZ250F : une prise en main imm\u00e9diate<\/strong><\/p>\n<p>Je trouve personnellement que la 250 YZ-F est vraiment une bonne moto. Je suis mont\u00e9 dessus et tout tombait \u00e0 la bonne place, je n\u2019ai eu aucun temps d\u2019adaptation, je me suis<br \/>\nsenti bien directement sur la moto. Le moteur est assez impressionnant. Que ce soit en bas, en haut ou encore mi r\u00e9gime, il y a de la puissance partout.<\/p>\n<p><a href=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-22.jpg\"><img decoding=\"async\" class=\"lazyload alignnone size-full wp-image-144975\" src=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-22.jpg\" data-orig-src=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-22.jpg\" alt=\"\" width=\"1200\" height=\"800\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%271200%27%20height%3D%27800%27%20viewBox%3D%270%200%201200%20800%27%3E%3Crect%20width%3D%271200%27%20height%3D%27800%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-22-200x133.jpg 200w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-22-400x267.jpg 400w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-22-600x400.jpg 600w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-22-650x433.jpg 650w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-22-768x512.jpg 768w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-22-800x533.jpg 800w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-22-1024x683.jpg 1024w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-22.jpg 1200w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>Le ch\u00e2ssis est vraiment bon, il est beaucoup plus maniable que les mod\u00e8les pr\u00e9c\u00e9dents. Malgr\u00e9 \u00e7a, j\u2019avais un peu du mal \u00e0 faire plonger la roue avant pour tourner. Le circuit<br \/>\n\u00e9tait l\u00e9g\u00e8rement boueux avec beaucoup de pierres, ce qui n\u2019aidait pas ! Les suspensions \u00e9taient \u00e9tonnamment bonnes pour des motos d\u2019origines.<\/p>\n<p>J\u2019ai \u00e9galement pu essayer la version GYTR de celle-ci. Cette moto est encore l\u00e9g\u00e8rement meilleure que la moto d\u2019origine. On sent surtout que le moteur est encore plus puissant !<\/p>\n<p><strong>YZ450F : de la puissance \u00e0 revendre<\/strong><\/p>\n<p>Pour ce qui est de la YZ450F, j\u2019ai \u00e0 l\u2019inverse eu beaucoup de mal \u00e0 m\u2019y habituer. La moto n&rsquo;\u00e9tait pas encore super bien rod\u00e9e, les suspensions \u00e9taient encore assez dures et le frein avant ne<br \/>\nfreinait pas \u00e9norm\u00e9ment. Si on rajoute \u00e0 \u00e7a un moteur d\u00e9moniaque, vous comprendrez qu&rsquo;il a vraiment fallu que j\u2019adapte mon pilotage pour arriver \u00e0 rouler avec cette moto.<\/p>\n<p><a href=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-10.jpg\"><img decoding=\"async\" class=\"lazyload alignnone size-full wp-image-144970\" src=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-10.jpg\" data-orig-src=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-10.jpg\" alt=\"\" width=\"1200\" height=\"800\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%271200%27%20height%3D%27800%27%20viewBox%3D%270%200%201200%20800%27%3E%3Crect%20width%3D%271200%27%20height%3D%27800%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-10-200x133.jpg 200w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-10-400x267.jpg 400w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-10-600x400.jpg 600w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-10-650x433.jpg 650w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-10-768x512.jpg 768w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-10-800x533.jpg 800w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-10-1024x683.jpg 1024w, https:\/\/fr.motocrossmag.be\/wp-content\/uploads\/2024\/11\/MX-MAG-10.jpg 1200w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/a><\/p>\n<p>\u00c9tonnamment, je la trouvais encore plus maniable que la YZ250F. Je tournais vraiment facilement avec, je la mettais o\u00f9 je voulais&#8230; Du mois, quand je ne me faisais pas embarquer par la<br \/>\npuissance.<\/p>\n<p>J\u2019ai ensuite pu essayer la GYTR, et l\u00e0 avec du frein avant, et des suspensions un peu plus souples, \u00e7a allait beaucoup mieux ! Je devais toujours me concentrer sur mon pilotage pour \u00eatre bien<br \/>\nplac\u00e9 sur la moto et ne pas me laisser surprendre par la puissance. Je pense que dans l\u2019ensemble la moto est vraiment super bonne, le moteur est clairement un d\u00e9savantage dans sa configuration d\u2019origine sur un circuit comme Lierneux mais il peut \u00e9videmment aussi tr\u00e8s vite devenir un avantage sur les courses de sables ou dans la boue. Il ne faut pas oublier que l\u2019on<br \/>\npeut r\u00e9gler le moteur gr\u00e2ce \u00e0 l\u2019application, et en faire un moteur avec beaucoup plus de couple et moins puissant.<\/p>\n<p>Des machines \u00e0 d\u00e9couvrir sans tarder chez votre concessionnaire officiel Yamaha !<\/p>\n<ul>\n<li><strong>Trouvez le concessionnaire Yamaha le plus proche de chez vous : <a href=\"https:\/\/www.yamaha-motor.eu\/be\/fr\/dealer-locator\/\" target=\"_blank\" rel=\"noopener\">Dealer Locator &#8211; Yamaha Motor<\/a><\/strong><\/li>\n<\/ul>\n<p><span style=\"color: #ff0000;\"><strong><br \/>\nCe qui change sur les mod\u00e8les GYTR<\/strong><\/span><\/p>\n<p><strong>YF250F GYTR<\/strong><\/p>\n<p>&#8211; CDI<br \/>\n&#8211; Piston comprim\u00e9<br \/>\n&#8211; Noix d\u2019embrayage, plateau, cloche<br \/>\n&#8211; Ligne akrapovic compl\u00e8te<br \/>\n&#8211; Culasse diff\u00e9rente<br \/>\n&#8211; Arbre \u00e0 cames<\/p>\n<p><strong>YZ450F GYTR<\/strong><\/p>\n<p>&#8211; CDI<br \/>\n&#8211; Double entr\u00e9e d\u2019air suppl\u00e9mentaire permettant un meilleur flux<br \/>\n&#8211; Culasse<br \/>\n&#8211; Ligne akrapovic<br \/>\n&#8211; Embrayage hydraulique (option)<br \/>\n&#8211; Sabot moteur en carbone<\/p>\n","protected":false},"excerpt":{"rendered":"<p>On a test\u00e9 les nouvelles Yam ! Les Bleus abordent la saison avec une foule d&rsquo;am\u00e9liorations sur les deux mod\u00e8les phares de leur gamme cross. C&rsquo;est ainsi que les YZF [&#8230;]<\/p>\n","protected":false},"author":932,"featured_media":144974,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[54,3,59,4,5,55,65],"tags":[961,1391,947,107],"class_list":["post-144726","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualite","category-essais","category-essais-actualite","category-motocross","category-news","category-news-actualite","category-slideshow","tag-essai","tag-florent-lambillon","tag-motocross","tag-yamaha"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Essai 2025 : Florent Lambillon essaie les Yamaha 250 et 450 YZ-F - Motocross - Enduro - Supermoto | MotocrossMag<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/fr.motocrossmag.be\/index.php\/2024\/11\/essai-2025-florent-lambillon-essaie-les-yamaha-250-et-450-yz-f\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Essai 2025 : Florent Lambillon essaie les Yamaha 250 et 450 YZ-F - Motocross - Enduro - Supermoto | MotocrossMag\" \/>\n<meta property=\"og:description\" content=\"On a test\u00e9 les nouvelles Yam ! 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