The classic car world goes through phases. As tastes change and new people start participating in the hobby, the landscape shifts in response. (That’s why Hagerty updates prices three times per year; values are always moving.) This past year was mostly all about trucks—lots of upward movement for C10s, Broncos, Jeeps, and the like. But we looked even deeper to understand what vehicles shot up the most, and which took the hardest hits in 2018. Here are the five cars with the biggest movement up and the biggest movement down for the year.