Here is the OEM replacement rear transport chair caster wheel for the Drive Lightweight Expedition Aluminum transport chair. Although this item is sold individually, we recommend that you replace both transport chair caster wheels at the same time.
What is your return policy in case the wheels don’t fit?
If you should find that it doesn't suit your needs, we do have a 60 day return policy for items in new/unused/undamaged condition. More information on our Return Policy can be found here: https://www.monsterscooterparts.com/return-policy/