Lairon evolves into Aggron at Level 42. If you catch a Lairon at or higher than that, all you have to do is have it gain a level by using a Rare Candy or training it.
Lairon at level 32
Aron evolves into Lairon at level 32 and Lairon evolves into Aggron at level 42.
Aron evolves into a Lairon at level 32.
Aron will evolve into Lairon at lvl32. Then Lairon will evolve into Aggron at lvl42.
Lairon can be found in victory road.
Lairon evolves into Aggron
you have to get lairon toLV. 42 OR 43 and then Lairon will evolve into Aggron
Lairon evolves into Aggron starting at level 42.
it evovle at 16
lairon evolves into aggron at lvl. 42
Lairon is a Rock and Steel type pokemon.
Lairon evolves into Aggron at level 42.