EV Goliath
This US company offers a full replacement battery pack for $3,500. They also offer a partial replacement, which includes the battery modules, cells, and cooling system, for $2,500.
Drive Forward
This UK company will replace your battery pack for £2,500 (around $3,200). They also offer a partial replacement for £1,500 (around $1,900).
Parts Shop
This Japanese company offers a full replacement battery pack for ¥350,000 (around $3,200). They also offer a partial replacement for ¥200,000 (around $1,800).
Bottom line
If you're looking for a replacement Leaf battery, there are plenty of companies around the world that can help you out. Do your research and find the best deal for you.