A wheelchair with a ratchet/pawl drive system comprising a seat back, a seat bottom, a frame, two mounting brackets, two car guide tracks, two front wheel assemblies, two car assemblies, two brake assemblies, two drive wheels, and two wheelchair wheels. The ratchet/pawl drive comprises at least one drive wheel sprocket, at least one ratchet/pawl assembly, at least one forward-neutral-reverse lever and at least one brake assembly. The ratcheting/pawl drive system may be included in a novel wheelchair or may be integrated into existing standard wheelchairs as a retrofit kit.