Discover Royal Enfield Guerrilla 450 images, colours, features, specifications, mileage, variants, on-road price, and expert review at Autocar India. Is the Royal Enfield Guerrilla 450 Worth Buying? The Guerrilla 450 stands out as a really good modern roadster, which has exciting performance and a lot of features on offer. It is not the best... Powered by a 452 cc engine, the bike is available in 3 variants and comes in 7 colours. Other key specifications of the Guerrilla 450 include a fuel tank capacity of 11 Litres, seat height of 780 mm and ground clearance of 169 mm. It has an athletic build with perfect angles, purposeful edges, and muscles in all the right places. This is a machine that looks as good as it rides. The Royal Enfield Guerrilla 450 has been calibrated by riders, not robots, for real world riding.