You are using an out of date browser. It may not display this or other websites correctly. You should upgrade or use an alternative browser.
alternatehistory.com
The Golden Horde did not fall apart after multiple civil wars. Instead a charismatic Khan consolidates the Horde and expands to bring the Russian Principalities under direct rule.
The Mongols adopt a tolerant policy toward all religions and characteristically are quick to absorb new technology. This allows the Golden Horde to keep up with Europe at least as well as the Ottomans over the centuries.