McLaren P1
42172-1 Technic 2024 3893 parts 17.1% repair risk Expert
The LEGO Technic McLaren P1 (42172-1) reinterprets the hypercar as a 1:8 scale model. This 3893-piece construction features a 7-speed gearbox, complete with a shifter drum, replicating the mechanics of the real vehicle. Suspension operates and a V8 piston engine is integrated, showcasing Technic engineering. The model also includes a rear wing that adjusts and doors that open with butterfly mechanisms. Each LEGO McLaren P1 carries a unique serial number, offering access to exclusive online content before the finished build serves as a display item.
Parts Inventory
| Part | Qty | LEGO price each |
|---|---|---|
![]() Technic Pin Connector Hub with 2 Perpendicular Axles 10197 | 4× | €0,18 |
![]() Plate Special 2 x 2 with 1 Pin Hole [Complete Underside Rib] 10247 | 2× | €0,10 |
![]() Technic Gear 8 Tooth [Reinforced] 10928 | 1× | €0,15 |
![]() Slope Curved 4 x 1 No Studs [Stud Holder with Symmetric Ridges] 11153 | 4× | €0,12 |
![]() Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle 11214 | 101× | €0,29 |
![]() Technic Beam 1 x 5 Thin with Axle Holes on Ends 11478 | 10× | €0,25 |
![]() Technic Beam 1 x 5 Thin with Axle Holes on Ends 11478 | 14× | €0,25 |
![]() Technic Panel Fairing #21 5L Small Smooth, Side B 11946 | 8× | €0,38 |
![]() Technic Panel Fairing #21 5L Small Smooth, Side B 11946 | 4× | €0,38 |
![]() Technic Panel Fairing #22 5L Small Smooth, Side A 11947 | 6× | €0,38 |
![]() Technic Panel Fairing #22 5L Small Smooth, Side A 11947 | 4× | €0,38 |
![]() Technic Panel Curved 11 x 3 with 10 Pin Holes through Panel Surface 11954 | 1× | €1,00 |
Repairability
Can you fix McLaren P1 if a piece goes missing?
64 of the 374 part+color combinations in this set appear in 3 or fewer sets ever made. Lose one of those and a replacement is very hard to find.
Theme average
6.5%
All sets
6.7%
Hardest to replace
More Technic sets
Browse more LEGO Technic sets related to McLaren P1, including models from 2024 and other sets in the same theme.
Build DNA
Parts inventory insights for McLaren P1
3,893 pieces puts this build +503% against the average Technic set and +587% against the average 2024 release.

Vs average Technic set
Average Technic set: 646 pieces across 453 other sets.
Vs average 2024 set
Average 2024 set: 567 pieces across 561 other sets.
Color profile
Dominant color
Red
Unique parts
0.6 pieces per unique type
Repeat factor
Average pieces per unique type.
Most used part
Technic Pin with Friction Ridges Lengthwise with No Center Slots
622xResults are based on official LEGO part inventories. Accuracy improves as you confirm set completeness.
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![Plate Special 2 x 2 with 1 Pin Hole [Complete Underside Rib]](https://cdn.rebrickable.com/media/parts/elements/6061032.jpg)
![Technic Gear 8 Tooth [Reinforced]](https://cdn.rebrickable.com/media/parts/elements/6012451.jpg)
![Slope Curved 4 x 1 No Studs [Stud Holder with Symmetric Ridges]](https://cdn.rebrickable.com/media/parts/elements/6037746.jpg)







