RacingBrick - The official LEGO catalogue for the second half of 2018 is online! Among others you can see the new Technic sets with details about the new pieces coming with them.
2HY 2018 – Bricking Around
LEGO Catalog 2HY 2019 Technic-2 - The Brothers Brick | The Brothers Brick
LEGO® Catalogues | Official LEGO® Shop DK
2018 LEGO Catalog 02 EN - LEGO instructions and catalogs library
lego catalogue Archives - Jay's Brick Blog
Complete Lego Catalog 2 HY 2017 - YouTube
Release Schedule – Bricking Around
LEGO Technic Summer 2022 sets revealed in 2HY LEGO Catalogue! - Jay's Brick Blog
More summer sets in 2HY LEGO catalog | Brickset: LEGO set guide and database