
Volvo FMX Truck & EC230 Electric Excavator
Set 42175 packs two real Volvo construction machines into one box: the FMX heavy truck and the EC230 electric excavator. With 2,274 pieces this is one of the larger LEGO® Technic sets and suits experienced builders rather than beginners. There are no minifigures – the vehicles and their engineering take centre stage.
- Set number
- 42175
- Year
- 2024
- Pieces
- 2,274
- Minifigures
- 0
- Theme
- Technic
- Different parts
- 285
Parts list 285
-
Technic Pin with Friction Ridges Lengthwise with No Center Slots
× 425
-
Technic Pin Long with Friction Ridges Lengthwise, 1 Center Slot
× 194
-
Technic Axle Pin with Friction Ridges Lengthwise
× 97
-
Technic Link Tread Wide with Two Pin Holes, Soft Plastic
× 60
-
Technic Beam 1 × 5 Thick
× 46
-
Technic Axle 2 Notched
× 45
-
Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle
× 41
-
Technic Pin 1/2 without Friction Ridges
× 35
-
Technic Beam 1 × 3 Thick
× 35
-
Technic Beam 1 × 2 Thin
× 31
-
Technic Axle Pin 3L with Friction Ridges Lengthwise and 2L Axle
× 29
-
Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [2 Lateral Holes, Small Pin Hole]
× 29
-
Technic Beam 2 × 4 L-Shape Thick
× 27
-
Technic Axle 3
× 26
-
Technic Bush
× 24
-
Technic Beam 1 × 3 Thin
× 24
-
Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced
× 21
-
Technic Beam 1 × 7 Thick
× 19
-
Technic Beam 1 × 5 Thin with Axle Holes on Ends
× 17
-
Technic Pin Connector Hub with 1 Pin with Friction Ridges Lengthwise [Centered Friction Ridge]
× 17
-
Technic Beam 1 × 5 Thin with Axle Holes on Ends
× 16
-
Technic Beam 1 × 3 Thick
× 16
-
Technic Beam 1 × 2 Thick with Pin Hole and Axle Hole
× 16
-
Technic Pin 1/2 with Friction
× 15
-
Technic Axle and Pin Connector Perpendicular
× 14
-
Technic Beam 1 × 11 Thick
× 14
-
Technic Beam 1 × 11 Thick with Alternating Holes
× 14
-
Technic Panel 3 × 11 × 1
× 13
-
Technic Axle 3 with Stop
× 13
-
Technic Pin Connector Hub with 2 Axles
× 13
-
Technic Beam 3 × 5 L-Shape Thick
× 13
-
Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [2 Lateral Holes, Small Pin Hole]
× 13
-
Tile Round 1 × 1
× 13
-
Technic Beam 1 × 2 Thin
× 12
-
Technic Beam 1 × 15 Thick
× 11
-
Technic Pin Long without Friction Ridges, with Anti-Roll Notch
× 11
-
Technic Axle 4 with Stop
× 11
-
Technic Axle 6
× 10
-
Technic Pin Connector Round 1L [Beam]
× 10
-
Technic Axle and Pin Connector Perpendicular 3L with Centre Pin Hole
× 10
-
Technic Axle Connector Smooth [with x Hole + Orientation]
× 10
-
Technic Pin Connector Round [Slotted]
× 10
-
Technic Axle and Pin Connector Perpendicular Triple
× 10
-
Technic Axle and Pin Connector Perpendicular
× 9
-
Plate Special 1 × 2 with Pin Hole Underneath
× 9
-
Technic Pin 3/4
× 9
-
Technic Axle 5
× 9
-
Technic Beam 3 × 5 L-Shape Thick
× 9
-
Technic Axle and Pin Connector Perpendicular 3L with 2 Pin Holes
× 9
-
Technic Engine Crankshaft
× 8
-
Plate Special 1 × 2 with Pin Hole Underneath
× 8
-
Technic Beam 1 × 4 Thin
× 8
-
Technic Beam 1 × 7 Thick
× 8
-
Technic Beam 1 × 2 Thin
× 8
-
Technic Beam 2 × 3 L-Shape with Quarter Ellipse Thick
× 8
-
Technic Axle 4
× 7
-
Technic Axle and Pin Connector Perpendicular Double
× 7
-
Technic Beam 1 × 5 Thick
× 7
-
Technic Axle Connector with Axle Hole [Reinforced]
× 7
-
Technic Pin Connector Round [Slotted]
× 7
No part matches this colour selection.
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Spare parts (24)
These extra parts come with the set in case one gets lost.
-
Technic Pin with Friction Ridges Lengthwise with No Center Slots
× 6
-
Technic Pin 1/2 without Friction Ridges
× 4
-
Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced
× 3
-
Technic Bush
× 3
-
Technic Pin 3/4
× 2
-
Technic Pin 1/2 with Friction
× 2
-
Tile Round 1 × 1
× 2
-
Tile Round 1 × 1
× 2
-
Technic Pin without Friction Ridges Lengthwise
× 1
-
Technic Bush
× 1
-
Plate Round 1 × 1 with Solid Stud
× 1
-
Plate Round 1 × 1 with Solid Stud
× 1
-
Technic Pin Connector Round 1L [Beam]
× 1
-
Technic Pin Connector Round 1L [Beam]
× 1
-
Technic Pin Connector Round 1L [Beam]
× 1
-
Technic Pin Connector Round 1L [Beam]
× 1
-
Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced
× 1
-
Antenna 1 × 4 with Flat Top
× 1
-
Pneumatic T-Piece (T Bar) [New Style]
× 1
-
Tyre 14 × 6 Solid Smooth
× 1
Description
One box, two builds
As the name suggests, the box contains building instructions for two separate Volvo machines: the FMX truck and the EC230 electric excavator. Builders pick one model and work through the 2,274 pieces to recreate it in scaled-down form, complete with the moving axles, steering and attachment points LEGO® Technic is known for. The 285 distinct elements give the build real variety and show how flexible the Technic system is at reproducing genuine vehicle engineering, from the boxy cab of the truck to the articulated arm of the excavator.
A serious build for experienced hands
At just over 2,200 pieces, 42175 sits among the larger Technic sets and asks for a proper time commitment. The 285 different elements range from beams and pins to axles and specialised panel pieces that shape the bodywork. Builders who enjoy working across several sessions and appreciate mechanical detail will find a model that grows steadily and ends up as a sturdy, functional vehicle rather than a quick weekend project, especially given the detail packed into a purely mechanical build.
A realistic construction-site palette
Black, blue, and light and dark bluish grey dominate the colour scheme, echoing the livery of real Volvo construction machinery. That restrained, functional palette suits both vehicle options and holds up well once the model is finished and on display. The parts list on this page lets you look up every colour and element individually, which is handy if a piece goes missing or you are hunting for specific bricks for another project.
Who this set is for
42175 is aimed at older children, teenagers and adult Technic fans who enjoy complex builds with genuine mechanical function. With no minifigures included, the focus sits entirely on the vehicle engineering rather than a play scene. The parts list on this page is a useful way to gauge the set's scope before buying, or to track down a specific element once building is done, whether for maintenance or for planning your next Technic project.
FAQ
- How many pieces does set 42175 include?
- The set contains 2,274 pieces across 285 distinct elements, a typical level of part variety for a large LEGO® Technic model.
- Does the set come with minifigures?
- No, 42175 has no minifigures. As with most Technic vehicle sets, the mechanics take priority over a play scene with figures.
- Which vehicle does the set build?
- The box includes instructions for two Volvo machines, the FMX truck and the EC230 electric excavator. It is up to the builder which one to construct.



