Navigating through paperwork and hitting up local supply shops takes way less effort when you have a vehicle ready. Moving around on your own terms makes the whole preparation phase go much smoother before the actual ascent begins. You can rent a car in Kyrgyzstan here:
https://getrentacar.com/en-US/kyrgyzstan . Picking a tough SUV helps with those steep gravel paths leading up to the base camps. You can find options with enough trunk space for all the ropes and heavy gear. Having a reliable ride parked outside simplifies the entire logistics phase of the expedition.