The best bike rack for a hatchback is the one that suits your needs. However, RockyMounts Monorail 2-Bike Rack is the best hatchback bike rack is the best option you can choose. However, the first thing you need to do is figure out what type of hatchback you have. If you have a sedan, you will need a trunk-mounted bike rack. You must find a hitch-mounted bike rack if you have an SUV or crossover. Next, think about how many bikes you want to carry at once. If it's just one or two bikes, then a trunk-mounted bike rack might be the best option for your car. But if it's more than two bikes, a hitch-mounted bike rack might be better for your needs.