TECHNIC is one of The LEGO Company's main lines based on creating detailed model machines and mechanical toys with specialized beams, axles, gears and connectors and primarily designed for older children and adults. The theme was first introduced as the Expert Builder series in 1977, but was officially renamed as TECHNIC in 1984. TECHNIC is still an active theme, and is one of the longest running themes in LEGO history. Here are the most valuable LEGO TECHNIC sets from 2000 until recently.
Most valuable set
42113 Bell-Boeing V-22 Osprey $1,187.25
Most valuable retail set
8458 Silver Champion $1,164.61
Highest growth set
5218 Pneumatic Pack +956.23%
Largest set
42100 Liebherr R 9800 4,108 pieces
Set with the most minifigures
8457 Power Puller 1 minifigures
Most owned set
42083 Bugatti Chiron

42113 Bell-Boeing V-22 Osprey

Theme Technic
Year 2020
Pieces 1,636
Availability Retired
Developed under license from Bell and Boeing, the model featured working tiltrotors, motorized landing gear, and a winch, showcasing the unique engineering of the real-world aircraft.
42113 LEGO Technic Bell-Boeing V-22 Osprey
Retail $119.99
Value $1,187.25
Growth  +889.5%
Annual growth 21.5%

8458 Silver Champion

Theme Technic
Year 2000
Pieces 1,431
Availability Retired
It builds a silver Formula 1–style car with working steering operated from the cockpit via a u-joint and spur gear linkage.
8458 LEGO Technic Silver Champion
Retail $169.99
Value $1,164.61
Growth  +585.1%
Annual growth 6.1%

42056 Porsche 911 GT3 RS

Theme Technic
Year 2016
Pieces 2,704
Availability Retired
The Lego Technic Porsche 911 GT3 RS kit comes in an impressive 578-page long manual with a total of 856 steps in the instructions.
42056 LEGO Technic Porsche 911 GT3 RS
Retail $299.99
Value $929.27
Growth  +209.8%
Annual growth 17.2%

42100 Liebherr R 9800

Theme Technic
Year 2019
Pieces 4,108
Availability Retired
The set model is based on the Liebherr R 9800, a mining excavator and the biggest hydraulic excavator in the world and was developed in partnership with Liebherr-Mining Equipment Colmar SAS in France.
42100 LEGO Technic Liebherr R 9800
Retail $449.99
Value $913.52
Growth  +103.0%
Annual growth 12.9%

42131 Cat D11 Bulldozer

Theme Technic
Year 2021
Pieces 3,854
Availability Retired
It consists of an app-controlled replica of the Cat D11 Bulldozer with modular sections, large tracks, and authentic functions like blade and ripper movement.
42131 LEGO Technic Cat D11 Bulldozer
Retail $499.99
Value $893.00
Growth  +78.6%
Annual growth 17.5%

42146 Liebherr LR13000

Theme / Subtheme Technic / Licensed
Year 2023
Pieces 2,883
Availability Retired
The model features realistic movement with tank steering, rotating turntable, luffing jib, and winch, controlled via the CONTROL+ app, standing over 38 inches high.
42146 LEGO Technic Liebherr LR13000
Retail $699.99
Value $735.80
Growth  +5.1%

8457 Power Puller

Theme Technic
Year 2000
Pieces / Figures 979 / 1
Availability Retired
The tractor pulls a sled which becomes progressively more difficult to pull, mimicking the behavior of actual tractors in a tractor pulling event.
8457 LEGO Technic Power Puller
Retail $99.99
Value $723.32
Growth  +623.4%
Annual growth 4.1%

42055 Bucket Wheel Excavator

Theme Technic
Year 2016
Pieces 3,927
Availability Retired
The also set allows you to choose between two sets of directions, building either the Bucket Wheel Excavator or the Mobile Aggregate Processing Plant.
42055 LEGO Technic Bucket Wheel Excavator
Retail $279.99
Value $692.06
Growth  +147.2%
Annual growth 11.5%

8043 Motorized Excavator

Theme Technic
Year 2010
Pieces 1,123
Availability Retired
It features a Motorized Excavator with 360-degree spinning cabin, an articulated arm, a digging shovel, and Power Functions for movement and digging and is remote controlled using four medium Power Functions motors in a 2x3+1 switch box.
8043 LEGO Technic Motorized Excavator
Retail $199.99
Value $658.15
Growth  +229.1%
Annual growth 9.2%

42232 Koenigsegg Sadair's Spear Megacar

Theme / Subtheme Technic / Licensed
Year 2026
Pieces 4,104
Availability Retail
It features a detailed Koenigsegg megacar model with rear clam opening to activate ghost mode, functional steering, 9-speed transmission, V8 piston engine, triplex front and rear suspension, opening doors and hood, air intakes, and folding side mirrors.
42232 LEGO Technic Koenigsegg Sadair's Spear Megacar
Retail $449.99
Available at retail

8274 Combine Harvester

Theme Technic
Year 2007
Pieces 1,025
Availability Retired
It consists of a wheel-driven combine harvester with rear-axle steering, detachable header, trailer, and moveable cutting and thrashing bars.
8274 LEGO Technic Combine Harvester
Retail $69.99
Value $564.00
Growth  +705.8%
Annual growth 5.4%

8285 Tow Truck

Theme Technic
Year 2006
Pieces 1,877
Availability Retired
It consists of a fully-functional Tow Truck with rack and pinion front wheel steering, operating crane, winch, and lift, detailed V6 engine, moving pistons, and spinning radiator fan.
8285 LEGO Technic Tow Truck
Retail $119.99
Value $520.64
Growth  +333.9%
Annual growth 6.9%

8275 Motorized Bulldozer

Theme Technic
Year 2007
Pieces 1,384
Availability Retired
It features a remote-controlled Motorized Bulldozer (Caterpiller D9T) with working pistons, turning treads, a front blade, and a ripper on the back.
8275 LEGO Technic Motorized Bulldozer
Retail $149.99
Value $500.42
Growth  +233.6%
Annual growth 3.7%

8466 4X4 Off-Roader

Theme Technic
Year 2001
Pieces 1,102
Availability Retired
It is a Tech Build and features large air-filled tires, pumping pistons, steerable wheels via a control knob, and pneumatic gull-wing doors.
8466 LEGO Technic 4X4 Off-Roader
Retail $119.99
Value $499.74
Growth  +316.5%
Annual growth 5.9%

41999 4x4 Crawler Exclusive Edition

Theme Technic
Year 2013
Pieces 1,585
Availability Retired
It features a remote-controlled 4x4 vehicle with dark blue bodywork, massive 4x4 wheels, and chrome elements on the fender, winch, and muffler. This was an exclusive limited edition version. The blue Technic pieces, wheels, and chrome Technic components are exclusive to this set. The packaging is also unique, featuring all of the Technic designers' signatures inside the box.
41999 LEGO Technic 4x4 Crawler Exclusive Edition
Retail $199.99
Value $481.43
Growth  +140.7%
Annual growth 7.1%

8421 Mobile Crane

Theme Technic
Year 2005
Pieces 1,884
Availability Retired
It features six-wheel steering, a telescoping boom, pneumatic cylinders, four retractable outriggers, a motor, and a battery box.
8421 LEGO Technic Mobile Crane
Retail $149.99
Value $472.25
Growth  +214.9%
Annual growth 6.6%

8455 Back-Hoe

Theme Technic
Year 2003
Pieces 704
Availability Retired
It features a yellow and black backhoe loader with a functional bucket and backhoe that can be raised, lowered, and rotated.
8455 LEGO Technic Back-Hoe
Retail $99.99
Value $463.98
Growth  +364.0%
Annual growth 3.6%

8258 Crane Truck

Theme Technic
Year 2009
Pieces 1,877
Availability Retired
It features a large crane truck with a motorized crane arm, extendable outriggers, a functioning cab with interior details, and a V8 engine with moving pistons. Power Functions components control the crane’s movements. Can be rebuilt into a wrecker.
8258 LEGO Technic Crane Truck
Retail $149.99
Value $458.13
Growth  +205.4%
Annual growth 3.8%

42172 McLaren P1

Theme / Subtheme Technic / Licensed
Year 2024
Pieces 3,893
Availability Retail
It features a 1:8 scale supercar model with a 7-speed gearbox, shifter drum, suspension, V8 piston engine, adjustable rear wing, and butterfly-style opening doors.
42172 LEGO Technic McLaren P1
Retail $449.99
Available at retail

42143 Ferrari Daytona SP3

Theme Technic
Year 2022
Pieces 3,778
Availability Limited retail (Retiring soon)
It is the fourth addition to the LEGO Technic Ultimate Car Concept series and a 1:8 scale model of the V12 Ferrari Daytona SP3.
42143 LEGO Technic Ferrari Daytona SP3
Retail $449.99
Available at retail
Retiring soon
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