An example apparatus disclosed herein includes a first frame subassembly and a second frame subassembly, each of the first and second frame subassemblies defining a wheel axle of a vehicle, the first frame subassembly including a first bridge portion oriented generally upward relative to the wheel axle, the second frame subassembly including a second bridge portion oriented generally downward relative to the wheel axle, and a central frame couplable to the first frame subassembly via the first bridge portion and couplable to the second frame subassembly via the second bridge portion, the central frame configured for a first ride height when coupled to the first frame subassembly and configured for a second ride height when coupled to the second frame subassembly, the first ride height greater than the second ride height.