Rush to the Rescue!
With the Technic Hovercraft

Experience the thrill of land and sea missions with this authentic 457-piece model, featuring a spinning fan and functional steering. Rebuilds into a Twin-Engine Aircraft!

🏛 Technic
Set #42120

Rescue Hovercraft

The Rescue Hovercraft is a surprisingly fun Technic set.

🏆 Best For: Perfect for teens and adults who enjoy smaller, engaging Technic builds. ⏱ 4.5 hr build 🧩 457 pcs 🎂 Ages 8+
★★★☆☆ 3.8

Fans appreciate the unique hovercraft design and the functional propellers, but some find the build relatively simple for a Technic set. The set is generally considered a good entry point into Technic building, but not a complex model.

📝 Our Take

The Rescue Hovercraft is a surprisingly fun Technic set. Despite its smaller size, it packs in interesting building techniques and a unique play feature with its spinning propellers, making it a great introduction to Technic building.

This set is perfect for younger Technic enthusiasts or anyone looking for a quick and engaging build. The model offers a good balance of complexity and simplicity, making it an ideal project for a weekend afternoon. Its interactive features enhance playability.

Skip this if you're seeking a deeply complex Technic experience or a large display model. For more intricate mechanics and a larger scale, consider the LEGO Technic Monster Jam Monster Mutt Dalmatian 42150.

✨ New
BlockTalk

Ask BlockTalk about this set

AI assistant with full set data

Powered by AI
BlockTalk
BlockTalk
Hi! I'm BlockTalk, your LEGO expert. Ask me anything about the Rescue Hovercraft - building tips, investment potential, comparisons, or anything else!
Try asking:
What is the most challenging part of building the Rescue Hovercraft? How does the propeller mechanism work? Is this set a good value for the price? How well does the Rescue Hovercraft display with other Technic models?

🧱 Building Experience

🧩
457
Pieces
4.5h
Build Time
📊
Intermediate
Difficulty
📏
12cm × 24cm × 13cm
Dimensions
Build Highlights:
  • Intriguing propeller mechanism driven by wheels.
  • Introduction to basic Technic gearing.
  • Colorful design with orange and blue elements.
  • Compact size makes it easy to display.

📈 Investment Analysis

→ Price stable
C+
Investment Grade
⏳ Active
The Rescue Hovercraft, while a smaller Technic set, has some potential as an investment. Its relatively low piece count and retired status could make it appealing to collectors looking for complete Technic sets. The set's unique design and play features might also contribute to its desirability over time. However, the set's smaller size and lack of complex functions could limit its appreciation. Potential investors should monitor the set's price trends and demand to gauge its long-term investment viability.

Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer

📖 About This Set

Looking for the perfect gift for kids who enjoy exciting vehicles? They’re sure to love this LEGO® Technic™ Rescue Hovercraft (42120) toy. Filled with authentic features, it’s perfect for recreating daring missions. Boys and girls aged 8 and up will love seeing the toy vehicle ‘hover' as it rolls on concealed wheels. With turning fans, a warning light, cockpit with seats, control panel and steering handlebar, there's lots to discover. And when kids are ready for a new challenge, the hovercraft toy rebuilds into a Twin-Engine Aircraft, packed with realistic features, including moving rudders and moving ailerons.

Building toys to engage young minds
The LEGO Technic universe includes a range of exciting toy vehicles, designed especially for young LEGO fans who are ready for their next building challenge. With realistic functions and design, these models are ideal for any child interested in how things work.

  • Give kids who love rescue vehicle toys a special treat with this awesome hovercraft toy. It’s filled with authentic details, making it perfect for role-play adventures.
  • Check out all the cool features, including the ‘hover’ effect, turning fans, cockpit and rotating warning light, just like on a real hovercraft air cushion vehicle (ACV).
  • The 2-in-1 design means more role-play fun for young heroes. Rebuild the model hovercraft to create a Twin-Engine Aircraft with moving rudders and ailerons.
  • The LEGO® Technic™ Rescue Hovercraft (42120) makes a great birthday, holiday or anytime gift for kids aged 8 and up who love rescue vehicle toys.
  • This hovercraft toy model measures over 4.5 in. (12 cm) high, 9.5 in. (24 cm) long and 5 in. (13 cm) wide.
  • The LEGO® Technic™ universe offers advanced building toys for young LEGO fans who are ready for their next building challenge.
  • LEGO® Technic™ components meet stringent industry standards to ensure they are consistent, compatible and connect securely every time – it’s been that way since 1958.
  • LEGO® Technic™ components are dropped, heated, crushed, twisted and analyzed to make sure they meet stringent global safety standards.

Compare Similar Sets

Compared to other smaller Technic sets, the Rescue Hovercraft stands out with its unique hovercraft design and functional propellers. While sets like the LEGO Technic Monster Jam Grave Digger 42118 offer a different building experience with monster truck features, the Rescue Hovercraft provides a distinct and engaging alternative for those interested in air-based vehicles.

📦 Full Parts Inventory - 102 unique parts • 444 total pieces

Technic Pin Connector Hub with 2 Perpendicular Axles Technic Pin Conne...
Part #: 10197 Black
Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle Technic Axle Pin ...
Part #: 11214 11× Red
Technic Panel Fairing #21 5L Small Smooth, Side B Technic Panel Fai...
Part #: 11946 Orange
Technic Panel Fairing #22 5L Small Smooth, Side A Technic Panel Fai...
Part #: 11947 Orange
Technic Axle 5 with Stop Technic Axle 5 wi...
Part #: 15462 Reddish Brown
Tile Round 2 x 2 with Hole Tile Round 2 x 2 ...
Part #: 15535 Dark Bluish Gray
Technic Axle Pin 3L with Friction Ridges Lengthwise and 2L Axle Technic Axle Pin ...
Part #: 18651 Black
Technic Pin Connector Round 1L [Beam] Technic Pin Conne...
Part #: 18654 Black
Technic Pin Connector Round 1L [Beam] Technic Pin Conne...
Part #: 18654 White
Technic Panel Curved 3 x 13 Technic Panel Cur...
Part #: 18944 Black
Technic Panel Curved and Bent 6 x 3 Technic Panel Cur...
Part #: 24116 Black
Technic Panel Curved 7 x 3 with 2 Pin Holes through Panel Surface Technic Panel Cur...
Part #: 24119 Black
Technic Panel Curved 7 x 3 with 2 Pin Holes through Panel Surface Technic Panel Cur...
Part #: 24119 Orange
Large Figure Weapon Lightsaber Hilt with Axle Hole and Two Bar Holders Large Figure Weap...
Part #: 24122 Black
Technic Axle 3 with Stop Technic Axle 3 wi...
Part #: 24316 Reddish Brown
Plant, Flower, Plate Round 1 x 1 with 5 Petals Plant, Flower, Pl...
Part #: 24866 Orange
Technic Pin with Friction Ridges Lengthwise and Center Slots Technic Pin with ...
Part #: 2780 64× Black
Technic Pin Connector Hub with 2 Axles Technic Pin Conne...
Part #: 27940 Dark Bluish Gray
Technic Wedge Belt Wheel Tire Technic Wedge Bel...
Part #: 2815 Black
Handlebars Handlebars
Part #: 30031 Flat Silver
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Trans-Clear
Equipment Flotation Ring [Life Preserver] Equipment Flotati...
Part #: 30340 White
Bar 4L (Lightsaber Blade / Wand) Bar 4L (Lightsabe...
Part #: 30374 Black
Slope 45° 2 x 1 with Bottom Pin Slope 45° 2 x 1 w...
Part #: 3040b Trans-Clear
Technic Pin 3/4 Technic Pin 3/4
Part #: 32002 Tan
Technic Axle and Pin Connector Angled #1 Technic Axle and ...
Part #: 32013 Blue
Technic Axle and Pin Connector Angled #3 - 157.5° Technic Axle and ...
Part #: 32016 Orange
Technic Axle and Pin Connector Angled #2 - 180° Technic Axle and ...
Part #: 32034 Yellow
Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [3 Lateral Holes, Big Pin Hole] Technic Pin Long ...
Part #: 32054 Black
Technic Beam 3 x 3 L-Shape Thin Technic Beam 3 x ...
Part #: 32056 Blue
Technic Axle 2 Notched Technic Axle 2 No...
Part #: 32062 Red
Technic Axle 5 Technic Axle 5
Part #: 32073 Light Bluish Gray
Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced Technic Bush 1/2 ...
Part #: 32123b Yellow
Technic Plate 1 x 5 with Smooth Ends, 4 Studs and Centre Axle Hole Technic Plate 1 x...
Part #: 32124 Black
Technic Beam 2 x 4 L-Shape Thick Technic Beam 2 x ...
Part #: 32140 Orange
Technic Beam 2 x 4 L-Shape Thick Technic Beam 2 x ...
Part #: 32140 Dark Bluish Gray
Technic Axle and Pin Connector Perpendicular 3L with Centre Pin Hole Technic Axle and ...
Part #: 32184 Black
Technic Axle and Pin Connector Angled #4 - 135° Technic Axle and ...
Part #: 32192 Black
Technic Gear 20 Tooth Bevel Technic Gear 20 T...
Part #: 32198 Tan
Technic Gear 12 Tooth Double Bevel Technic Gear 12 T...
Part #: 32270 Black
Technic Axle and Pin Connector Perpendicular Double Technic Axle and ...
Part #: 32291 Black
Technic Beam 1 x 5 Thick Technic Beam 1 x ...
Part #: 32316 Red
Technic Beam 1 x 5 Thick Technic Beam 1 x ...
Part #: 32316 Black
Technic Beam 1 x 4 Thin Technic Beam 1 x ...
Part #: 32449 Red
Technic Beam 1 x 3 Thick Technic Beam 1 x ...
Part #: 32523 Orange
Technic Beam 1 x 7 Thick Technic Beam 1 x ...
Part #: 32524 Light Bluish Gray
Technic Beam 1 x 7 Thick Technic Beam 1 x ...
Part #: 32524 Black
Technic Beam 1 x 11 Thick Technic Beam 1 x ...
Part #: 32525 Light Bluish Gray
Technic Beam 1 x 11 Thick Technic Beam 1 x ...
Part #: 32525 Black
Technic Beam 3 x 5 L-Shape Thick Technic Beam 3 x ...
Part #: 32526 Black
Axle Hose, Soft 7L Axle Hose, Soft 7L
Part #: 32580 Orange
Plate 1 x 3 Plate 1 x 3
Part #: 3623 Orange
Technic Pin without Friction Ridges Lengthwise Technic Pin witho...
Part #: 3673 Light Bluish Gray
Technic Axle 4 Technic Axle 4
Part #: 3705 Black
Technic Axle 6 Technic Axle 6
Part #: 3706 Red
Technic Bush Technic Bush
Part #: 3713 Light Bluish Gray
Technic Pin Long without Friction Ridges, with Anti-Roll Notch Technic Pin Long ...
Part #: 39888 Tan
Technic Beam 1 x 9 Thick Technic Beam 1 x ...
Part #: 40490 Orange
Technic Beam 1 x 13 Thick Technic Beam 1 x ...
Part #: 41239 Orange
Technic Beam 1 x 2 Thin Technic Beam 1 x ...
Part #: 41677 Dark Bluish Gray
Technic Wedge Belt Wheel [aka Pulley] Technic Wedge Bel...
Part #: 4185 Lime
Technic Axle and Pin Connector Perpendicular 3L with 2 Pin Holes Technic Axle and ...
Part #: 42003 Light Bluish Gray
Technic Axle Connector with Axle Hole [Reinforced] Technic Axle Conn...
Part #: 42135 Red
Technic Axle Connector with Axle Hole [Reinforced] Technic Axle Conn...
Part #: 42135 Black
Wheel 11 x 8 with Center Groove Wheel 11 x 8 with...
Part #: 42610 Light Bluish Gray
Technic Pin 1/2 Technic Pin 1/2
Part #: 4274 Light Bluish Gray
Technic Pin 1/2 Technic Pin 1/2
Part #: 4274 15× Blue
Dish 6 x 6 Inverted, Radar / Webbed [Anti-studs at 90°] Dish 6 x 6 Invert...
Part #: 4285b Dark Bluish Gray
Technic Pin Long with Friction Ridges Lengthwise, 1 Center Slot Technic Pin Long ...
Part #: 42924 23× Blue
Technic Axle Pin with Friction Ridges Lengthwise Technic Axle Pin ...
Part #: 43093 32× Blue
Technic Axle 7 Technic Axle 7
Part #: 44294 Yellow
Technic Pin Connector Hub with 2 Pins with Friction Ridges Lengthwise [Small Squared Pin Holes] Technic Pin Conne...
Part #: 44874 Lime
Technic Pin Connector Hub with 2 Pins with Friction Ridges Lengthwise [Small Squared Pin Holes] Technic Pin Conne...
Part #: 44874 Black
Technic Axle 3 Technic Axle 3
Part #: 4519 10× Yellow
Jet Engine Fan with 10 Blades and Technic Pin Jet Engine Fan wi...
Part #: 46667 Black
Technic Tooth 1 x 3 with Axle Hole [Hollow Underside] Technic Tooth 1 x...
Part #: 48267 Orange
Bar 1L with Clip [Cut Edges and One Side Hole] [Gap in Clip] Bar 1L with Clip ...
Part #: 48729b Black
Slope Curved 3 x 1 No Studs Slope Curved 3 x ...
Part #: 50950 Orange
Tyre 14 x 6 Solid Smooth Tyre 14 x 6 Solid...
Part #: 50951 Black
Slope 30° 1 x 1 x 2/3 (Cheese Slope) Slope 30° 1 x 1 x...
Part #: 54200 Trans-Green
Slope 30° 1 x 1 x 2/3 (Cheese Slope) Slope 30° 1 x 1 x...
Part #: 54200 Trans-Red
Technic Axle 8 with Stop Technic Axle 8 wi...
Part #: 55013 Dark Bluish Gray
Technic Axle Connector Smooth [with x Hole + Orientation] Technic Axle Conn...
Part #: 59443 Black
Cone 1 x 1 [Top Groove] Cone 1 x 1 [Top G...
Part #: 59900 Trans-Dark Blue
Wheel 31 x 15 Technic, 7 Pin Holes Wheel 31 x 15 Tec...
Part #: 60208 Dark Bluish Gray
Technic Beam 1 x 2 Thick with Pin Hole and Axle Hole Technic Beam 1 x ...
Part #: 60483 Black
Technic Beam 1 x 2 Thick with Pin Hole and Axle Hole Technic Beam 1 x ...
Part #: 60483 White
Technic Beam 3 x 3 T-Shape Thick Technic Beam 3 x ...
Part #: 60484 Black
Technic Pin 1/2 with 2L Bar Extension Technic Pin 1/2 w...
Part #: 61184 Light Bluish Gray
Slope 18° 2 x 1 x 2/3 with 4 Slots / Grate Slope 18° 2 x 1 x...
Part #: 61409 Dark Bluish Gray
Tile 1 x 3 Tile 1 x 3
Part #: 63864 Black
Technic Axle and Pin Connector Perpendicular Triple Technic Axle and ...
Part #: 63869 Black
Technic Axle and Pin Connector Perpendicular Triple Technic Axle and ...
Part #: 63869 Light Bluish Gray
Technic Panel Fairing # 4 Small Smooth Long, Side B Technic Panel Fai...
Part #: 64391 Orange
Technic Panel Fairing # 3 Small Smooth Long, Side A Technic Panel Fai...
Part #: 64683 Orange
Technic Pin Double with Axle Hole - Squared Holes Technic Pin Doubl...
Part #: 65098 Light Bluish Gray
Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [2 Lateral Holes, Small Pin Hole] Technic Pin Long ...
Part #: 65304 Red
Technic Axle and Pin Connector Perpendicular Technic Axle and ...
Part #: 6536 Dark Bluish Gray
Technic Pin Connector Hub with 1 Pin with Friction Ridges Lengthwise [Square Holes] Technic Pin Conne...
Part #: 65487 Black
Technic Pin Connector Hub Perpendicular 3L with 4 Pins (Squared Holes) Technic Pin Conne...
Part #: 65489 Light Bluish Gray
Technic Axle 1.5 with Perpendicular Axle Connector (Technic Pole Reverser Handle) Technic Axle 1.5 ...
Part #: 6553 Blue
Technic Gear 12 Tooth Bevel Technic Gear 12 T...
Part #: 6589 Tan
Technic Beam 2 x 3 L-Shape with Quarter Ellipse Thick Technic Beam 2 x ...
Part #: 71708 Black
Technic Panel 3 x 7 x 1 Technic Panel 3 x...
Part #: 71709 Dark Bluish Gray
Sticker Sheet for Set 42120-1 Sticker Sheet for...
Part #: 72183 [No Color/Any Color]
Hose, Ribbed 7mm D. 5L / 4.0cm Hose, Ribbed 7mm ...
Part #: 78c05 Orange
Hose, Ribbed 7mm D. 9L / 7.2cm Hose, Ribbed 7mm ...
Part #: 78c09 Black
Technic Pin Connector Toggle Joint Smooth Double with Axle and Pin Holes Technic Pin Conne...
Part #: 87408 Black
Propeller 3 Blades 5 Diameter, Pin Hole Propeller 3 Blade...
Part #: 92842 Black
Technic Axle and Pin Connector Perpendicular Split Technic Axle and ...
Part #: 92907 Light Bluish Gray
Weapon Sword / Foil / Épée Weapon Sword / Fo...
Part #: 93550 Flat Silver
Tile Round 1 x 1 Tile Round 1 x 1
Part #: 98138 Trans-Dark Blue
Tile Round 1 x 1 Tile Round 1 x 1
Part #: 98138 Trans-Clear
Large Figure Weapon, Barrel with 2 Pin Holes and 3 Axle Holes Large Figure Weap...
Part #: 98585 Red
Technic Axle 4 with Centre Stop Technic Axle 4 wi...
Part #: 99008 Tan
The set includes a good selection of Technic pins and gears useful for building custom mechanisms. The orange and blue elements provide a vibrant color palette for MOC builders.

💎 Notable Parts

Blue Technic Axle Pin with Friction Ridges Lengthwise (32x) $1.60
Blue Technic Pin Long with Friction Ridges Lengthwise, 1 Center Slot (23x) $2.30
Black Technic Gear 12 Tooth Double Bevel (6x) $1.20
Black Technic Beam 3 x 5 L-Shape Thick (6x) $0.90
Tan Technic Gear 12 Tooth Bevel (8x) $1.60
Est. BrickLink Part Value
$7.60

💡 MOC Potential

🚗 Off-road vehicle with working suspension
🚢 Small hydrofoil boat
🚀 Futuristic drone with rotating propellers

Community Insights

Real opinions from Reddit and YouTube

What Reddit Says

No Reddit discussions found for this set.

What YouTubers Say

Searching for YouTube reviews...

This may take a moment

📖 Building Instructions 3

Rescue Hovercraft Instructions
42120_01_Build_Alt
Download PDF
Rescue Hovercraft Instructions
BI 3106, 120+4, 42120 V29
Download PDF
Rescue Hovercraft Instructions
BI 3106, 120+4, 42120 V39
Download PDF

Charts Inventory Statistics

101
Unique Parts
368
Total Pieces
0
Minifigures
Inventory Version: 2