
First Responder
First Responder is a 2018 Technic set that recreates an emergency response vehicle, built entirely around mechanics rather than minifigures. It uses 513 pieces with 107 unique parts, a typical Technic mix of beams, axles and connectors. There are no minifigures included, as is standard for this line.
- Set number
- 42075
- Year
- 2018
- Pieces
- 513
- Minifigures
- 0
- Theme
- Technic
- Different parts
- 107
Parts list 107
-
Technic Pin with Friction Ridges Lengthwise and Center Slots
No longer produced · last seen 2021
× 77
-
Technic Pin Long with Friction Ridges Lengthwise, 2 Center Slots
No longer produced · last seen 2021
× 40
-
Technic Axle and Pin Connector Perpendicular
× 22
-
Technic Bush
× 17
-
Technic Pin 1/2 without Friction Ridges
× 15
-
Technic Axle 3
× 15
-
Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle
× 15
-
Technic Axle 2 Notched
× 14
-
Technic Pin Connector Round 1L [Beam]
× 12
-
Technic Pin 1/2 without Friction Ridges
× 10
-
Technic Axle Pin with Friction Ridges Lengthwise
× 9
-
Technic Axle and Pin Connector Angled #2 - 180°
× 8
-
Technic Axle and Pin Connector Perpendicular 3L with 2 Pin Holes
× 8
-
Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole]
No longer produced · last seen 2021
× 7
-
Technic Beam 1 × 3 Thick
× 7
-
Technic Axle 4
× 6
-
Technic Beam 2 × 4 L-Shape Thick
× 6
-
Technic Gear 12 Tooth Double Bevel
× 6
-
Technic Beam 1 × 11 Thick
× 6
-
Technic Beam 3 × 5 L-Shape Thick
× 6
-
Technic Pin Connector Hub Perpendicular 3L with 4 Pins
No longer produced · last seen 2020
× 6
-
Technic Beam 3 × 3 T-Shape Thick
× 6
-
Tile Round 1 × 1
× 6
-
Technic Driving Ring Connector Smooth [4 rounded side walls]
No longer produced · last seen 2019
× 5
-
Technic Beam 1 × 7 Thick
× 5
-
Technic Beam 3 × 5 L-Shape Thick
× 5
-
Plate Round 1 × 1 with Solid Stud
× 4
-
Technic Gear 12 Tooth Bevel
× 4
-
Technic Beam 1 × 9 Bent (6 - 4) Thick
× 4
-
Tyre 49.53 × 20
× 4
-
Technic Axle 5
× 4
-
Technic Axle and Pin Connector Perpendicular 3L with Centre Pin Hole
× 4
-
Technic Beam 1 × 9 Thick
× 4
-
Brick Sloped 30° 1 × 1 × 2/3 (Cheese Slope)
× 4
-
Technic Pin Connector Hub Perpendicular 3 × 3 Bent with 4 Pins (Pin Ridges Across Part)
No longer produced · last seen 2021
× 4
-
Wheel 30.4 × 20 without Pinholes, with Reinforced Rim
× 4
-
Technic Axle Connector Smooth [with x Hole + Orientation]
× 4
-
Technic Pin Connector Round [Slotted]
× 4
-
Technic Axle and Pin Connector Perpendicular Split
× 4
-
Tile Round 1 × 1
× 4
-
Tile Round 1 × 1
× 4
-
Technic Pin Connector Hub with 2 Perpendicular Axles
× 3
-
Technic Gear 20 Tooth Double Bevel with Axle Hole Type 1 [+ Opening]
× 3
-
Technic Pin Connector Hub with 2 Axles
× 3
-
Technic Axle and Pin Connector Angled #1
× 3
-
Technic Axle and Pin Connector Perpendicular Triple
× 3
-
Technic Pin Connector Hub with 2 Pins with Friction Ridges Lengthwise [Big Squared Pin Holes]
No longer produced · last seen 2021
× 3
-
Technic Engine Piston Round
× 2
-
Technic Engine Connecting Rod
× 2
-
Technic Engine Crankshaft
× 2
-
Plate 1 × 2
× 2
-
Plate 1 × 4
× 2
-
Technic Axle 3 with Stud
× 2
-
Technic Panel Curved 11 × 3 with 10 Pin Holes through Panel Surface
No longer produced · last seen 2019
× 2
-
Technic Beam 3 × 5 Thick [90° Offset Centre Beam Holes]
× 2
-
Technic Panel 3 × 11 × 1
× 2
-
Technic Axle Pin 3L with Friction Ridges Lengthwise and 2L Axle
× 2
-
Technic Pin Connector Hub with 1 Axle
× 2
-
Technic Panel Curved and Bent 6 × 3
× 2
-
Brick Round 1 × 1 diameter Tube with 90 Degree Elbow (2 × 2 × 1) and Axle Holes (Crossholes) at each end
× 2
No part matches this colour selection.
Import on BrickLink: Wanted → Upload, upload the file (or paste its content), pick a Wanted List and add the parts.
Spare parts (12)
These extra parts come with the set in case one gets lost.
-
Technic Pin with Friction Ridges Lengthwise and Center Slots
No longer produced · last seen 2021
× 2
-
Technic Bush
× 1
-
Technic Pin 1/2 without Friction Ridges
× 1
-
Technic Pin 1/2 without Friction Ridges
× 1
-
Plate Round 1 × 1 with Solid Stud
× 1
-
Technic Pin Connector Round 1L [Beam]
× 1
-
Tap 1 × 1 without Hole in Spout
× 1
-
Brick Sloped 30° 1 × 1 × 2/3 (Cheese Slope)
× 1
-
Tile Round 1 × 1
× 1
-
Tile Round 1 × 1
× 1
-
Tile Round 1 × 1
× 1
-
Tile Round 1 × 1
× 1
Description
Built for mechanism, not minifigures
As with all Technic sets, no minifigures come with First Responder; the model is entirely about its mechanical build rather than a play figure sitting in a cab. The red, black, light bluish grey and blue colour scheme gives it an unmistakable emergency-vehicle look straight away, without needing any printed logos or stickers to sell the idea. Instead of play figures, the set relies on moving elements such as steering, suspension or attachments that can be operated by hand, or motorised if you add your own motors later.
A mid-range Technic build
At just over 500 pieces, First Responder sits above the simpler Technic starter sets but well below the largest multi-thousand-piece models built for experienced fans with years of practice. Builders who already have some experience with axles, gears and steering linkages will find a suitable in-between project here, one that fills several solid building sessions without stretching across multiple weekends or demanding specialist tools most people don't own or need to buy.
107 parts, function-focused selection
With 107 unique parts, the selection leans towards functional Technic components rather than decorative specialised bricks, which is standard for a vehicle model in this category where mechanics take clear priority over looks. The full parts list on this page shows exactly which axles, connectors and beams are included, useful for anyone tracking down replacement parts, checking colours, or combining this set with other Technic models from the same range.
Who it suits
First Responder suits builders who enjoy working mechanisms over pure looks, from the steering system to moveable attachments meant for an emergency callout scenario. As an emergency vehicle, it also slots neatly into an existing collection of rescue or utility trucks from the same Technic range, sitting well alongside cranes or construction vehicles. The parts list on this page makes it easy to search for specific axles or connectors afterwards.
FAQ
- Does First Responder include minifigures?
- No, set 42075 has no minifigures, which is standard for Technic vehicle models.
- How many pieces does the set have?
- First Responder has 513 pieces made up of 107 unique parts.
- Who is this set aimed at?
- Builders with some Technic experience who are interested in mechanical function such as steering and moveable attachments.



