Assembling your dream bike is not witchcraft, you can do it yourself! The most challenging part of the story is finding the correct parts that work together. With our full groupsets, you can buy everything in one go and know it will work perfectly together. The best-known manufacturers are Shimano and SRAM. They offer the right groupset for every purpose. Both manufacturers also offer a similarly extensive range for road bikes. A complete groupset includes crank & chainrings, front derailleur, chain, cassette, rear derailleur, brake and shift levers, brakes and bottom bracket. Once you have the components sorted, you're a big step closer to your dream bike.