LEGO 71839 Arin's Spinjitzu Battle Mech Building Instructions

LEGO 71839 Arin's Spinjitzu Battle Mech is a 2025 LEGO Ninjago set from the Dragons Rising Season 3 range focused on the mech model. The details table below lists 213 pieces, 2 minifigures, an official MSRP of 17.99, along with the set number, theme and year.

About this LEGO instruction page

Watch the step-by-step LEGO instructions video for LEGO 71839 Arin's Spinjitzu Battle Mech. You can pause between steps, follow the build order, and use the related instruction links below to find more sets from the same theme.