Hodaka Ace 100 Front Fender Mounting Bracket Vintage Super Rat on 2040-parts.com

Volkswagen XL1

This, remarkably, is the production version of the Volkswagen XL1, the most fuel-efficient production car in the world, a car we'll see in Geneva in a little over a week. Barely changed from the concept version shown at the Qatar motor show two years ago, the production XL1 is the first production result of VW's 1-liter project – to design a car that uses less than 1l/100km (282.5mpg imperial) – that started with the lozenge-shaped, tandem-seat 2003 1L and the later L1 of 2009. The XL1 actually beats that by sipping just 0.9 liters with CO2 emissions of 21g/km.

1910 Flying Merkel is top seller at Vegas auction

Auctions America by RM enjoyed a successful debut in Las Vegas this past weekend, selling more than $4.1 million worth of vintage motorcycles, with an impressive 82 percent sell-through rate of all lots offered. The event at the Rio All-Suite Hotel & Casino Jan. 12-14 had strong attendance, with thousands of enthusiasts gathering to see 490 motorcycles and a range of bike-related memorabilia cross the auction block.

Driven: Cadillac XTS

In the light of the new, global-focused ATS and hot-off-the-press CTS sedans, the full-sized, US-centric Cadillac XTS is somewhat of an anomaly in the new Caddy clan. It's been earmarked as a stopgap flagship before a proper rear-wheel drive challenger to the Mercedes S-class and Lexus LS comes on stream. Car Design News took to the streets of Detroit to find out if it captures that big Cadillac vibe on home turf.