LEGO 42123 Building Instructions - McLaren Senna GTR

Technic • 2021

Where can I find LEGO 42123 McLaren Senna GTR instructions?

LEGO 42123 McLaren Senna GTR is a 830-piece LEGO Technic set released on 1 January 2021. This page provides a step-by-step building instruction video. The page also links to LEGO's official building instructions for this set.

Official LEGO building instructions

Open the official LEGO instruction page to select and download the available PDF manual books.

VIEW OFFICIAL LEGO MANUALS

Instruction videos

LEGO 42123 set details

Set number	42123
Theme	Technic
Subtheme	Licensed
Year	2021
Pieces	830
Model dimensions	3 in. (9 cm) high, 12 in. (32 cm) long and 4 in. (12 cm) wide
Release date	1 January 2021
UK MSRP	£44.99
US MSRP	$49.99
EU MSRP	€49.99

Set overview

LEGO 42123 McLaren Senna GTR is a 830-piece LEGO Technic set released in 2021 from the Licensed range.

This page includes one step-by-step instruction video for building McLaren Senna GTR.

Build guide details

Verified product information identifies working steering, a V8 engine and moving engine pistons.

Notable features

working steering
a V8 engine
moving engine pistons