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
RD802 – Truck – Idea Book 8889 [1984] – Bouwstone.nl
LEGO Set 8889-1-c3 Car With Gull-wing Doors (1984 Technic) | Rebrickable - Build with LEGO
ᐅ Used/PO Set ⇒ Lego 8889 Technic Instruction Manual from PeterM | PilotBrick.co.uk
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