Here are the downloads for the Editor and links to web pages, videos and documentation.


Downloads:

LFS Editor 0.7E - Modeller and Vehicle editor
Separate program - install to its own folder!
https://www.lfs.net/file_lfs.php?name=LFS_EDITOR_7E_setup.exe [44 MB]
Changes from 0.7C to 0.7E: https://www.lfs.net/patch-7e/editor/changelog

Version 0.7E5 is now required for mod uploads!

LFS Editor PATCH 7A to 7E5 [If you already have LFS Editor 0.7A or later]
https://www.lfs.net/forum/thread/106792


Mods page: https://lfs.net/files/vehmods


Tutorial videos: (there are more to do)

1) LFS Mods Introduction (11:49) https://youtu.be/9EPWaGraQfs
2) LFS Modeller Overview (3:30) https://youtu.be/05y8apUWyVs
3) View Controls Overview (3:40) https://youtu.be/As_aPoU2Qr4
4) Updating a mod with a new version (4:06) https://youtu.be/vDSn_XkyGGM
5) Building the Brickmobile: Part 1 - Model (11:58) https://youtu.be/eegTP5mo8Zk
6) Exporting from Blender to LFS Editor (3:01) https://youtu.be/Rf6HK_niFjo
7) Building the Brickmobile: Part 2 - Texturing (9:24) https://youtu.be/_HIrlxJMWnI
8) Building the Brickmobile: Part 3 - First Drive (5:07) https://youtu.be/c9Pi0aYbA0c
9) LFS Steering Animation Editor (12:09) https://youtu.be/JPbMCfZ8VmU
10) Building the Brickmobile: Part 4 - Level of detail (LOD) meshes (5:43) https://youtu.be/DAyiQbhvbYM
11) Building the Brickmobile: Part 5 - Masses and object positions (5:22) https://youtu.be/l0iiQOk_1Os
12) Bike Steering & Suspension (13:19) https://youtu.be/U6hu6whhWvc
13) Wheel rims in the LFS Editor (9:59) https://youtu.be/kh6K5VssWeM


Documentation: LFS Manual Vehicle Mods Section


Attached image: Overview of the structure of VEH and SRE files.