As you already know... Windows 95 users have to download 8.0a... here are the URLs for Windows 98/ME for the most languages :

DirectX 8.1 - Win98/WinMe - English
Release Info
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Size: 12 MB

DirectX 8.1 - Win98/WinMe - German
Release Info
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Size: 12 MB

DirectX 8.1 - Win98/WinMe - Japan
Release Info
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Size: 11,961 KB

DirectX 8.1 - Win98/WinMe - Chinesse
Release Info
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Size: 11,953 KB

DirectX 8.1 - Win98/WinMe ? Chinesse - Taiwan
Release Info
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Size: 11,955 KB

DirectX 8.1 - Win98/WinMe - Czech
Release Info
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Size: 11,975 KB

DirectX 8.1 - Win98/WinMe - Netherland
Release Info
Download
Size: 11,974 KB

DirectX 8.1 - Win98/WinMe - France
Release Info
Download
Size: 11,975 KB

DirectX 8.1 - Win98/WinMe - Italy
Release Info
Download
Size: 11,971 KB

DirectX 8.1 - Win98/WinMe - Korea
Release Info
Download
Size: 11,958 KB

DirectX 8.1 - Win98/WinMe - Poland
Release Info
Download
Size: 11,979 KB

DirectX 8.1 - Win98/WinMe - Portugales
Release Info
Download
Size: 11,975 KB

DirectX 8.1 - Win98/WinMe - Russia
Release Info
Download
Size: 11,975 KB

DirectX 8.1 - Win98/WinMe - Spanish
Release Info
Download
Size: 11,970 KB

DirectX 8.1 - Win98/WinMe - Sweden
Release Info
Download
Size: 11,969 KB

DirectX 8.1: DirectShow Extras - Win98/WinMe/Win2000/WinXP - English
Release Info
Download
Size: 422 KB

DirectX 8.1: Direct3D File Exporters - Win98/WinMe/Win2000/WinXP - English
Release Info
Download
Size: 1,135 KB

DirectX 8.1 Redist Install - Win98/WinMe/Win2000/WinXP - English
Release Info
Download
Size: 25,747 KB

DirectX 8.1: DirectMusic Producer Demo - Win98/WinMe/Win2000/WinXP - English
Release Info
Download
Size: 22,369 KB

DirectX 8.1: Localized EULAs - Win98/WinMe/Win2000/WinXP - English
Release Info
Download
Size: 85 KB

DirectX 8.1: AppWizard - Win98/WinMe/Win2000/WinXP - English
Release Info
Download
Size: 243 KB

DirectX 8.1 Visual Basic SDK - Win98/WinMe/Win2000/WinXP - English
Release Info
Download
Size: 94,902 KB Submitted bySavageNews and Zero_Cool. Warp2Search says thank you for all the different language links!