Lego® Technic 42123 McLaren Senna GTR
Technic
The Lego set McLaren Senna GTR with the Lego number 42123 is part of the LEGO Technic theme and is recommended for ages 10+. The set was released in January of 2021. The model consists of a total of 830 parts and we estimate it takes you around 2 hours to build it. 851 Brickfact users have this set in their collection.
The set weighs around 0.994 kg in total. The packaging dimensions are 15 x 10.3 x 2.8 inch( 38.2 x 26.2 x 7.1 cm). The recommended retail price is £44.99.
The Part-Out-Value (POV) is the sum of all part prices paid on bricklink.com for this set. It is about £49.77.
Lego 42123 product data
Set Information
Availability
Release
01/2021
Retiring Status
Retired (12/2023)
Price Information
RRP
£44.99
Insiders Points (for purchase at Lego)
360
Part Out Value
£49.77
i
Packaging
Weight
0.994 kg
Packaging dimensions
15 x 10.3 x 2.8 in
EAN (GTIN13)
5702016913330
Popularity with Brickfact users
- users have this set
- 851
- buyers in the last 12 months
- 65
851 Brickfact users have McLaren Senna GTR in their collection. 65 users bought it in the last 12 months. It ranks #10 among the most-collected Technic sets on Brickfact.
Based on anonymized Brickfact user collections; shown only for sets with at least 10 users. As of 13 October 2026.
Lego 42123 price trend
Average sale price on secondary marketplaces – not the new price at retailers.
- Current market value
- £38.79
- Growth vs. RRP
- −13.8 % £44.99
- Range
- £38.48 – £42.33
- Average
- £40.50
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