As of 2015, replacement parts for the Magic Bullet can be purchased from Amazon and eBay. Replacement parts include gears, blade gears, base, lids and cups.
Items sold on Amazon are from third party vendors and not Amazon. Some items are fulfilled by Amazon, meaning they handle customer service and shipping. As of February 2015, items labeled "fulfilled by Amazon" ship for free when the order total is more than the designated amount. Customer service on all other items are fulfilled by the third party vendor, with Amazon only stepping in to resolve disputes.
EBay items are sold by third party vendors, with eBay guaranteeing a purchase with a money back guarantee. Some items are sold with an auction style bidding.