LIKE NEW! ONLY 80 MILES! NEW PRO CIRCUIT EXHAUST. After winning every Baja race it's entered, the CRF450X has established its racing cred?and then some. Hands down, it's the best big-bore trail bike ever built. And this year, it gets even better, with fine-tuning that includes a new Honda Progressive Steering Damper, chassis upgrades, and a slimmer fuel tank. Call it perfection, improved.