Forecast Model

This represents the expected annual growth (CAGR) based on a forecast model only.
42123 McLaren Senna GTR is a 830 piece Technic set released in 2021. While the MSRP is $49.99, the current average price on the secondary markets is around $45. The set is estimated to retire sometime within mid to late 2022. Once retired, the expected annual growth will be close to 4% after the second year, which will value the set between $58 and $63 shortly after it is retired.

For Sale (New/Sealed)

This chart shows the sales listing trends of 42123 McLaren Senna GTR.
(US) NEW LEGO Technic McLaren Senna GTR 42123 Toy Car Model Building Kit - 830 Pieces
BrickEconomy Choice
$38.50
(US) Technic 42123 McLaren Senna GTR 830 Pieces Anew + Free Shipping *
$41.99
-16.0%
(US) Technic McLaren Senna GTR - Set #42123 - FREE GIFT WRAP
$42.95
-14.1%
(NL) BrickLink store Namraah's-brick-store
$43.43
-13.1%
(NL) BrickLink store Sunnybricks
$44.13
-11.7%
(US) Technic McLaren Senna GTR 42123 Model Building Kit (830 Pieces)
$44.88
-10.2%
(US) 42123 lego technic McLaren Senna GTR
$44.99
-10.0%
(US) Technic McLaren Senna GTR 42123 Race Car Model Building Kit
$44.99
-10.0%
(US) Technic McLaren Senna GTR 42123 Model 830 Pieces- Brand New Sealed
$45.00
-10.0%
(US) : Technic : McLaren Senna GTR : 42123 : 830 Pc's : Sealed
$45.00
-10.0%
(US) Technic McLaren Senna GTR 42123 Toy Car Model Building Kit (830 Pieces)
$45.00
-10.0%
(US) NEW IN BOX LEGO Technic 42123 McLaren Senna GTR Model Building Kit 830 Pieces
$45.95
-8.1%
(US) NEW LEGO Technic McLaren Senna GTR 42123 Building Toy Car Model 830 Pieces
$47.11
-5.8%
(NL) BrickLink store Brick Gold
$47.34
-5.3%
(DE) 42123 LEGO Technic McLaren Senna GTR Neu OVP 10+ Jahre
$49.51
-1.0%
(US) Technic McLaren Senna GTR #42123, 830 Pieces Building Toy- New Sealed
$49.95
-0.1%
(US) Offical set 42123 Technic McLaren Senna GTR at LEGO.com
$49.99
(US) NEW LEGO TECHNIC MCLAREN SENNA GTR 42123 830 PIECES. SEALED BOX
$49.99
(US) 42123 Technic McLaren Senna GTR
$49.99
(US) TECHNIC (42123) McLaren Senna GTR - 830 pcs
$49.99
Show 52 more listings

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Growth 76.2%
Annual growth 36.4%
Looking for the ultimate gift for a child or teen who loves supercar toys? This LEGO® Technic™ McLaren Senna GTR™ (42123) is a great choice – and adult McLaren fans will love it too! Packed with authentic features inspired by the original track-focused supercar icon, this collectible model toy is sure to set pulses racing.

The McLaren Senna GTR is a car unlike any other. And this awesome LEGO Technic toy version is equally impressive. Check out the V8 engine with moving pistons, iconic dihedral doors that open, plus authentic graphics and colors, just like on the real car. Steer using the wheel, then put the model on display where it’s sure to draw many admiring glances.
Description provided by LEGO©