![]() These are more robust and should offer greater durability than alloy cranks, especially if you are going to huck big drops and flat landings.Ĭontrolling the La Bomba’s steering leverage is a relatively wide Spank Spoon 785mm handlebar (although this can be cut down), with 60mm of rise, while its head angle sits at 68.5-degrees. If this bike does get away from you and career into some terrain, it should still be fine.Īlthough the La Bomba’s frame is aluminum, GT has wisely selected to build it with a set of chromoly 170mm cranks. For its dirt jump customers, GT produces the La Bomba Pro 26-inch.Ĭonstructed from 6061-grade aluminum, the La Bomba Pro frame has a tube profile and wall thickness selected for strength. ![]() The American brand is famed for its excellent heritage in BMX fabrication and design. If a jump bike is fundamentally a dirt riding BMX, the logic must follow that GT builds a great one. It has a 69-degree head angle, 420mm of reach and a stack height of 570mm.īroad handlebars might need a trim, for smaller riders The DMR Sect rolls a set of Alex DM24 specification 26-inch wheels, with Kenda’s legendary Small Block 8 tire in the 2.1in volume.įusing DMR’s great component selection into a fantastically stable and forgiving dirt jumper is the Sect’s geometry. To keep all your launches stable there is a 740mm handlebar clamped by a 40mm stem, whilst DMR V6 flat pedals allow secure shoe contact and control in the air.įast-rolling wheels and tires are important on any jump bike, as you’ll only have one gear, making momentum management crucial. The Sect is DMR’s complete dirt jumping solution and features a tough 4130 chromoly frame.Ībsorbing the landings is an RST Dirt 100mm fork with rebound adjustment, which is crucial on any jump bike. It produces an entire range of components for this discipline of riding, from the best MTB grips to the best MTB flat pedals, and of course, frames. ![]() Very little - obviously an alloy bike is lighterĭMR can rightly claim to be one of the defining dirt jump companies.
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