German arms manufacturer Rheinmetall said recently that it would likely take them until 2024 to deliver combat-ready Leopards to Ukraine, given the poor condition of many German tanks.

Source: https://www.politico.com/news/2023/01/20/austin-sidesteps-tank-drama-00078786?utm_source=RSS_Feed&utm_medium=RSS&utm_campaign=RSS_Syndication

Looking ahead, cooperation between Rheinmetall and Ukroboronprom could also involve the joint development of military systems by teams of Ukrainian and German specialists, including for subsequent export from Ukraine.

Source: https://www.marketscreener.com/quote/stock/RHEINMETALL-AG-436527/news/Strategic-cooperation-in-Ukraine-Rheinmetall-and-Ukroboronprom-forge-ties-43837742/?utm_medium=RSS&utm_content=20230513

Rheinmetall is known for producing various armoured military equipment, including the Leopard tank, the Puma infantry fighting vehicle, and the armoured personnel carrier Fuchs.

Source: https://www.express.co.uk/news/world/1817990/ukraine-war-live-putin-russia-troops-conscription

The tank, produced jointly by German firms Krauss-Maffei Wegmann and Rheinmetall, weighs more than 60 tonnes, has a 120 mm smooth bore gun and can hit targets at a distance of up to five km (3.1 miles).

Source: https://gazette.com/news/us-world/explainer-why-has-ukraine-sought-leopard-2-battle-tanks/article_77af2a9f-f1e6-53ee-b7fa-c2fd1bdddd86.html