Best LEGO Technic Sets
Technic is the engineering side of LEGO® sets: gears, axles, pistons, and models that actually do things. The flagship supercars (Ferrari, Lamborghini, McLaren, Bugatti) get working gearboxes and steering, and the construction machines like the Liebherr excavator are motorized monsters.
The builds here feel different from a regular brick set. You spend hours threading axles and pinning beams, and the payoff is a model that works, not just one that looks right. We've ranked every Technic set in the catalog, reviewed sets first by score. Fair warning: Technic pieces are dense, so a 3,000 piece Technic set takes longer than a 3,000 piece display set.
155 sets tracked · 120 full reviews · average score 3.9/5. Browse the full directory
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Showing the top 100 of 155 sets. Browse the full catalog to filter and search every set in this theme.
The biggest LEGO Technic sets
The grid above leads with our review scores, so here's the same catalog by sheer size.
- 1.Liebherr R 9800 Excavator 421004,108 pcs · 2019
- 2.Koenigsegg Sadair's Spear Megacar 422324,104 pcs · 2026
- 3.Rough Terrain Crane 420824,056 pcs · 2018
- 4.McLaren P1 421723,893 pcs · 2024
- 5.Cat D11 Bulldozer 421313,854 pcs · 2021
LEGO Technic sets retiring soon (we think)
LEGO never publishes retirement dates, so this is our own pattern-based read on which of these sets look due to leave shelves. The full reasoning lives on the retiring soon watchlist.
LEGO Technic sets: FAQ
What's the best LEGO Technic set?
Koenigsegg Sadair's Spear Megacar (42232) holds the top Brick Rated score on this page at 4.3/5, out of 120 reviewed sets. The biggest Ultimate supercar yet, with a Ghost Mode party trick I couldn't stop showing people.
What's the biggest LEGO Technic set?
Liebherr R 9800 Excavator (42100) is the biggest we track here, at 4,108 pieces (2019).
How many LEGO Technic sets are there?
We track 155 LEGO Technic sets released between 2018 and 2026 (our catalog covers sets from 2018 on with 100+ pieces). 120 of them have a full Brick Rated review so far.
How do LEGO Technic sets score in our reviews?
Across 120 reviewed sets, the average Brick Rated score is 3.9/5.
Are any LEGO Technic sets retiring soon?
12 sets on this page are on our retiring watch list: Rough Terrain Crane (42082), Peugeot 9X8 Le Mans Hybrid Hypercar (42156), Yamaha MT-10 SP (42159), and more. LEGO never publishes retirement dates, so that's our own pattern-based read, not an official announcement.
How is this list ranked?
Reviewed sets come first, ordered by their Brick Rated score out of 5 (our own editorial rating). Sets we haven't reviewed yet follow, ordered by piece count.