– Omologati FIM. Larghezza: 140 mm. Betamotor (RR, RR EN, RR Enduro, RR Racing, RR EFI, AM6, 2T e 4T). RR Enduro (Beta engine) 350 2011-2014. RR Enduro (Beta engine) 390 2015. RR Enduro (Beta engine) 400 2010-2014.
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