An army of motorcycles has descended on Las Vegas, certainly, the most impressive array of bikes we?ve laid eyes on in a while?and the best part is?they?re all for sale. Mecum?s 33rd Annual Vintage and Antique Motorcycle Auction features 2,000 motorcycles, and there?s dang near one of everything, from road racers to bobbers, and flat trackers to choppers.
While the auction is already underway, most of the big-ticket lots won’t cross the block until January 27. Feel free to comb through the 66 pages of lots yourself, but if you?re pressed for time, these are the six machines we?re lusting after.

1924 BMW R32 The 1923 R32 model was the first bike to wear the BMW badge, and it?s a machine that could teach a course on functional beauty. Utilitarian, but finely handcrafted in the details, the R32 is an impressive accomplishment for a brand that was still learning how to build motorcycles.
World War I and the Treaty of Versailles meant that BMW could no longer produce aircraft engines, and the company pivoted to industrial engines and equipment to stay afloat. Some of its flat-twin engines found their way into motorcycles, and after merging with BFw in 1922, BMW embarked on a clean-sheet design for its first motorcycle.
Unlike the BFw Helios, BMW?s designers realized the cooling benefits to be had by orienting the 494 cc engine longitudinally, and the boxer configuration remains a hallmark of the brand 100 years later. The R32?s shaft drive is another system that wou...