This prototype truck chassis (Idea book 8889) from more than 30 years ago already had a lift axle like the one on the new Tow Truck, that's quite impressive! : r/legotechnic
8889 | The Lego Car Blog
lego 8889 | eBay
RD802 – Truck – Idea Book 8889 [1984] – Bouwstone.nl
LEGO - LEGO Technic - 8844 en 8889 - Helicopter idea book - Catawiki