3/8"-16x3/8" Stud Length, Overall 1-1/8" Side Terminal Bolt - Dorman# 844-004 on 2040-parts.com

BMW 4-series Gran Coupe: First look

BMW has revealed the new 4-series Gran Coupe, over a month before it is due to make its public debut at the Geneva motor show. The introduction extends BMW's new 4-series lineup to three individual models, joining the recently introduced 4-series Coupe and Cabriolet in move similar to that taken by rival Audi with the A5, which also comes in Coupe, Cabriolet and Sportback guises. All three 4-series models share the same front-end styling.

ANALYSIS: The incredible shrinking Alfa stand at the Geneva motor show

When he talks, Fiat CEO Sergio Marchionne conveys high hopes that the Alfa Romeo brand soon will be a huge business success, but actions often speak louder than words. Fiat has massively reduced the size of the 100-year-old sporty brand's stand at the forthcoming Geneva show. In March, Alfa's stand will shrink to 639 square meters from this year's 979 square meters, which was the second-largest display space among Fiat Group's portfolio after the Fiat brand.

One Lap of the Web: World of Wheels Edition

-- We reported on carbon-fiber wheels almost exactly a year ago. Back then, our Carbon Revolution test also came with a gaggle of obsequious matte-wrapped BMWs against a soundtrack of David Guetta and overpriced exhausts. This latest episode of "Inside Koenigsegg" examines the art of carbon fiber wheels at 280 mph.