How many pieces are in the El Fuego's Stunt Truck?

El Fuego's Stunt Truck contains 428 pieces.

What age is the El Fuego's Stunt Truck recommended for?

This set is recommended for ages 8+.

When was the El Fuego's Stunt Truck released?

El Fuego's Stunt Truck was released in 2019.

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🏛 Hidden Side

Set #70421

El Fuego's Stunt Truck

El Fuego's Stunt Truck is a fun and engaging entry into the Hidden Side theme.

Before you buy

Who it's for: Ages 8+ · Intermediate build Perfect for kids and Hidden Side fans who enjoy interactive play experiences.
Build: 428 pieces · about 4.5 hours Build time is an estimate.
Price: $39.99 list price · 9.3¢ per piece
Availability: Retired at LEGO

★★★☆☆ 3.7 community rating from 135 ratings

Fans appreciate the set's unique concept and AR integration, but some find the gameplay repetitive and the overall design somewhat lacking compared to other Hidden Side sets. The minifigure selection is generally well-received.

$39.99

Best Price

$35.99

You Save

10% OFF

📝 Our Take

AI-assisted editorial summary, grounded in our LEGO database and public community discussions. How we use AI

El Fuego's Stunt Truck is a fun and engaging entry into the Hidden Side theme. With its vibrant colors, transforming play features, and augmented reality integration, this set offers a unique building and play experience that blends the physical and digital worlds.

This set is perfect for kids and fans of the Hidden Side theme. The build is straightforward and enjoyable, with plenty of play features to spark imagination. The AR app adds an extra layer of interactivity, making it a great gift for those who enjoy digital play.

Skip this if you're not interested in the Hidden Side theme or augmented reality features. If you prefer more traditional LEGO vehicles without the digital integration, consider sets from the City or Speed Champions themes.

✨ New

Ask BlockTalk about this set

AI assistant with full set data

BlockTalk

Hi! I'm BlockTalk, your LEGO expert. Ask me anything about the El Fuego's Stunt Truck - building tips, investment potential, comparisons, or anything else!

Try asking:

How does the AR integration enhance the play experience? What are the key differences between this set and other Hidden Side vehicles? Is this set a good value for the price, considering the piece count and features? How does this set fit into a larger Hidden Side collection or display?

🧱 Building Experience

AI-assisted build estimate, grounded in our LEGO database and public community discussions. How we use AI

🧩

428

Pieces

⏱

4.5h

Estimated Build Time

📊

Intermediate

Difficulty

📏

10cm × 10cm × 17cm

Dimensions

Build Highlights:

Transforming stunt truck design with hidden features
Integration with the Hidden Side augmented reality app
Fun play features like the rotating wheels and ghost-hunting accessories
Creative use of colors and shapes to create a visually appealing model

📈 Investment Analysis

AI-assisted investment analysis, grounded in our LEGO database and public community discussions. How we use AI

→ Price stable

C+

Investment Grade

⏳ Retired

El Fuego's Stunt Truck, being a retired set from the Hidden Side theme, presents a moderate investment opportunity. The theme, while short-lived, had a dedicated following, and the set's unique AR integration might appeal to collectors interested in LEGO's experimentation with digital play. The stable price trend suggests consistent demand. However, the relatively low piece count and the mixed reception of the Hidden Side theme limit its potential for significant appreciation. Investors should consider this a long-term hold with modest growth expectations.

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

⚖ Compare Similar Sets

Jack's Beach Buggy

Hidden Side • 170 pcs

$19.99

Supernatural Race Car

Hidden Side • 244 pcs

Compared to other Hidden Side sets, El Fuego's Stunt Truck offers a balance of vehicle play and AR integration. While sets like the Newbury Haunted High School (70425-1) offer larger builds and more complex AR experiences, this set provides a more accessible entry point to the theme. Those seeking a more traditional LEGO vehicle experience might prefer sets from the City or Technic themes.

4 Minifigures Included

Jack Davids, White Hoodie with Hood and Red Cap

4 parts

Douglas Elton / El Fuego, Green Outfit with Red Helmet and Cape

The set includes unique minifigures like Douglas Elton / El Fuego, making it desirable for minifigure collectors within the Hidden Side theme. Jack Davids is also included, a recurring character in the Hidden Side universe.

📦 Parts Inventory

Official piece count: 428
Parts cataloged in this inventory: 165 unique parts, 411 pieces
Minifigures: 4

The official piece count includes the 17 parts inside the set's minifigures, which this inventory lists separately. Spare parts are counted in neither figure.

Missing a piece? Check this set piece by piece, with look-alike colors flagged and element IDs for replacements.

Technic Gear 8 To...

Part #: 10928 2× Dark Bluish Gray

Bar Holder with Clip

Part #: 11090 1× Dark Bluish Gray

Technic Axle Pin ...

Part #: 11214 2× Red

Brick Curved 2 x ...

Part #: 11477 2× Reddish Brown

Wheel 18 x 8 with...

Part #: 13971 1× Light Bluish Gray

Panel 1 x 4 x 2 w...

Part #: 14718 2× Red

Technic Pin Conne...

Part #: 15100 4× Dark Bluish Gray

Plate Special 1 x...

Part #: 15573 5× Tan

Plate Special 1 x...

Part #: 15573 2× Dark Bluish Gray

Steering Wheel Sm...

Part #: 16091 1× Light Bluish Gray

Technic Axle Pin ...

Part #: 18651 2× Black

Bracket 3 x 2 x 1...

Part #: 18671 2× Black

Plate Special Rou...

Part #: 18674 1× Light Bluish Gray

Wheel 18 x 12 wit...

Part #: 18976 1× Flat Silver

Technic Pin Doubl...

Part #: 19159 1× Black

Tile Special 2 x ...

Part #: 22385 1× Black

Brick Special 1 x...

Part #: 22885 2× Light Bluish Gray

Brick Sloped Inve...

Part #: 22889 3× Dark Bluish Gray

Tile Special 1 x ...

Part #: 2412b 5× Flat Silver

Plate 2 x 2 Corner

Part #: 2420 2× Black

Brick Curved Inve...

Part #: 24201 2× Dark Bluish Gray

Tile Round 1 x 1 ...

Part #: 24246 4× Trans-Red

Wedge Plate 2 x 2...

Part #: 24299 1× Light Bluish Gray

Wedge Plate 2 x 2...

Part #: 24307 1× Light Bluish Gray

Part #: 2456 2× Light Bluish Gray

Plate 4 x 4 Corner

Part #: 2639 2× Dark Bluish Gray

Wedge Plate 2 x 2...

Part #: 26601 1× Dark Bluish Gray

Technic Pin with ...

Part #: 2780 24× Black

Brick Sloped 45° ...

Part #: 28192 2× Red

Brick Wedged, Cur...

Part #: 29119 2× Light Bluish Gray

Brick Wedged, Cur...

Part #: 29120 2× Light Bluish Gray

Plate Special 1 x...

Part #: 2926 1× Black

Brick 2 x 4

Part #: 3001 3× Black

Brick 2 x 2

Part #: 3003 1× Green

Handlebars

Part #: 30031 1× Light Bluish Gray

Part #: 3008 1× Yellow

Equipment Camera ...

Part #: 30089b 1× Black

Brick 1 x 4

Part #: 3010 3× Black

Weapon Gun / Pist...

Part #: 30132 1× Yellowish Green

Plate 2 x 4

Part #: 3020 1× Black

Plate 2 x 4

Part #: 3020 1× Dark Red

Plate 2 x 3

Part #: 3021 4× Black

Plate 1 x 2

Part #: 3023 1× Dark Red

Plate 1 x 2

Part #: 3023 4× Reddish Brown

Plate 1 x 1

Part #: 3024 3× Trans-Orange

Plate 4 x 4

Part #: 3031 4× Dark Bluish Gray

Plate 4 x 6

Part #: 3032 2× Red

Plate 2 x 8

Part #: 3034 2× Reddish Brown

Tile 1 x 2 with G...

Part #: 3069b 1× White

Tile 1 x 2 with B...

Part #: 3069bpr0155 2× Yellow

Tile 1 x 2 with S...

Part #: 3069bpr0266 1× Black

Plate Special 3 x...

Part #: 3176 1× Light Bluish Gray

Part #: 32013 2× Light Bluish Gray

Technic Axle and ...

Part #: 32016 1× Black

Plate Special 1 x...

Part #: 32028 8× Flat Silver

Technic Axle Conn...

Part #: 32039 2× Dark Bluish Gray

Technic Pin Long ...

Part #: 32054 1× Orange

Technic Axle 2 No...

Part #: 32062 2× Red

Technic Axle 2 No...

Part #: 32062 1× Black

Technic Brick 1 x...

Part #: 32064a 1× Yellow

Technic Brick 1 x...

Part #: 32064a 4× Dark Bluish Gray

Technic Axle 5

Part #: 32073 2× Light Bluish Gray

Technic Bush 1/2 ...

Part #: 32123b 6× Yellow

Technic Beam 1 x ...

Part #: 32449 2× Red

Technic Beam 1 x ...

Part #: 32523 2× Light Bluish Gray

Technic Beam 3 x ...

Part #: 32526 2× Dark Bluish Gray

Technic Pin Conne...

Part #: 32530 2× Black

Technic Brick 4 x...

Part #: 32531 1× Light Bluish Gray

Technic Pin Long ...

Part #: 32556 1× Tan

Plate Special Rou...

Part #: 32828 3× Light Bluish Gray

Brick Special 1 x...

Part #: 32952 1× Orange

Plate Special 2 x...

Part #: 33909 1× Tan

Equipment Paint R...

Part #: 34076 1× Light Bluish Gray

Plate 1 x 8

Part #: 3460 3× Red

Plate 1 x 8

Part #: 3460 2× Black

Plate Special 1 x...

Part #: 35480 3× Dark Bluish Gray

Plate 1 x 3

Part #: 3623 3× Red

Minifig Head Ghos...

Part #: 3626cpr2979 1× Trans-Neon Green

Minifig Head Ghos...

Part #: 3626cpr9872 1× Trans-Neon Green

Technic Gear 24 T...

Part #: 3648b 2× Dark Bluish Gray

Brick Sloped Inve...

Part #: 3660 2× Red

Brick Sloped Inve...

Part #: 3660 4× Black

Plate 1 x 6

Part #: 3666 1× Light Bluish Gray

Bracket 1 x 1 - 1...

Part #: 36841 1× Dark Orange

Technic Brick 1 x...

Part #: 3700 2× Black

Technic Brick 1 x...

Part #: 3701 3× Light Bluish Gray

Technic Brick 1 x...

Part #: 3701 2× Black

Technic Brick 1 x...

Part #: 3701 1× Red

Technic Brick 1 x...

Part #: 3703 1× White

Technic Brick 1 x...

Part #: 3703 2× Black

Technic Axle 4

Part #: 3705 3× Black

Technic Axle 4

Part #: 3705 1× Red

Technic Axle 6

Part #: 3706 1× Black

Technic Plate 2 x...

Part #: 3709 1× Light Bluish Gray

Plate 1 x 4

Part #: 3710 4× Dark Bluish Gray

Plate 1 x 4

Part #: 3710 1× Tan

Plate 1 x 4

Part #: 3710 2× Dark Tan

Technic Bush

Part #: 3713 4× Red

Brick Curved 1 x ...

Part #: 37352 2× Light Bluish Gray

Part #: 3837 1× Dark Bluish Gray

Brick Special 2 x...

Part #: 39789 1× Yellow

Plate Round 2 x 2...

Part #: 4032a 4× Green

Plate Round 2 x 2...

Part #: 4032a 1× Black

Brick Special 1 x...

Part #: 4070 2× Red

Seat / Chair 2 x ...

Part #: 4079b 1× Reddish Brown

Plate Special 1 x...

Part #: 4081b 2× Light Bluish Gray

Tile 1 x 8 with G...

Part #: 4162 2× Red

Technic Beam 1 x ...

Part #: 41677 2× Black

Technic Axle and ...

Part #: 41678 2× Light Bluish Gray

Plate Special 1 x...

Part #: 41740 2× Red

Plate Special 2 x...

Part #: 41862 1× Light Bluish Gray

Technic Axle and ...

Part #: 42003 1× Dark Bluish Gray

Wheel 11 x 8 with...

Part #: 42610 1× Light Bluish Gray

Technic Pin 1/2 w...

Part #: 4274 5× Blue

Technic Axle Pin ...

Part #: 43093 2× Blue

Tyre 43.2 x 22 ZR

Part #: 44309 4× Black

Bracket 1 x 2 - 2...

Part #: 44728 1× Dark Azure

Technic Axle 3

Part #: 4519 2× Light Bluish Gray

Dish 2 x 2 Invert...

Part #: 4740 1× Dark Bluish Gray

Brick Curved 2 x ...

Part #: 47457 1× Dark Bluish Gray

Brick Wedged, Cur...

Part #: 47458 2× Black

Hinge 1 x 3 Trian...

Part #: 47973 2× Dark Bluish Gray

Plate Special 1 x...

Part #: 49668 4× Flat Silver

Engine / Air Scoo...

Part #: 50943 1× Flat Silver

Part #: 52672pat0001 1× White

Minifig Neckwear ...

Part #: 53821 1× Yellowish Green

Brick Sloped 30° ...

Part #: 54200 2× Red

Wheel 18mm x 14mm...

Part #: 55982 2× Light Bluish Gray

Wheel 30.4 x 20 w...

Part #: 56145 4× Flat Silver

Light Cover 1 x 1...

Part #: 58176 2× Trans-Orange

Minifig Neckwear ...

Part #: 58665 1× Trans-Neon Green

Technic Axle 5.5 ...

Part #: 59426 4× Dark Bluish Gray

Technic Axle Conn...

Part #: 59443 1× Yellow

Plate Special 1 x...

Part #: 60470b 1× Light Bluish Gray

Hinge Plate 1 x 2...

Part #: 60471 2× Black

Brick Special 1 x...

Part #: 60475b 1× Dark Bluish Gray

Plate Special 1 x...

Part #: 60478 2× Dark Bluish Gray

Sticker Sheet for...

Part #: 60502 1× [No Color/Any Color]

Equipment Hose No...

Part #: 60849 1× Light Bluish Gray

Brick 1 x 12

Part #: 6112 2× Black

Tyre Offset Tread...

Part #: 61254 1× Black

Plate Round 1 x 1...

Part #: 6141 1× Trans-Purple

Technic Axle and ...

Part #: 61904 1× Dark Bluish Gray

Technic Pin Conne...

Part #: 62462 1× Medium Azure

Technic Pin Conne...

Part #: 62462 1× Black

Technic Pin Conne...

Part #: 62462 1× Yellow

Technic Pin Conne...

Part #: 62462 1× Coral

Tile 1 x 3

Part #: 63864 2× Red

Technic Brick 1 x...

Part #: 6541 2× Black

Technic Pin Long ...

Part #: 6558 2× Blue

Technic Beam 1 x ...

Part #: 6629 1× Light Bluish Gray

Tile 1 x 6 with G...

Part #: 6636 6× Black

Tile 1 x 6 with G...

Part #: 6636 4× Reddish Brown

Technic Shock Abs...

Part #: 76138 1× Light Bluish Gray

Plate Round 1 x 1...

Part #: 85861 8× Light Bluish Gray

Part #: 87079 2× Dark Bluish Gray

Brick Special 1 x...

Part #: 87087 2× Dark Azure

Bar 3L

Part #: 87994 1× Light Bluish Gray

Tyre 24 x 14 Shal...

Part #: 89201 2× Black

Plate Special 1 x...

Part #: 92280 1× Black

Windscreen 3 x 6 x 2

Part #: 92583 1× Trans-Clear

Tool Crowbar

Part #: 92585 1× Red

Brick Curved 4 x ...

Part #: 93273 2× Light Bluish Gray

Brick Curved 4 x ...

Part #: 93273 2× Black

Bracket 1 x 2 - 2...

Part #: 93274 2× Dark Bluish Gray

Brick Round 3 x 4...

Part #: 93604 2× Dark Azure

Tile Round 1 x 1

Part #: 98138 8× Trans-Clear

Tile Round 1 x 1 ...

Part #: 98138pr0012 2× Flat Silver

Pneumatic Hose Co...

Part #: 99021 1× Dark Bluish Gray

Bracket 1 x 2 - 2...

Part #: 99207 9× Black

Bracket 1 x 2 - 1...

Part #: 99780 3× Red

Bracket 1 x 2 - 1...

Part #: 99780 2× Dark Bluish Gray

Bracket 1 x 2 - 1...

Part #: 99781 3× Light Bluish Gray

The set offers a decent selection of black Technic pins and brackets, useful for builders working on more complex models. The flat silver elements add a touch of detail and are always handy for greebling.

🛒 Where to Buy

eBay

✓ In Stock

$35.99 →

Walmart

✓ In Stock

Compare on eBay →

$37.99

Target

✓ In Stock

Compare on eBay →

$39.99

💎 Notable Parts

Black Bracket 1 x 2 - 2 x 2 Inverted (9x) $1.35

Flat Silver Plate Special 1 x 2 with Door Rail (8x) $1.20

Black Tile 1 x 6 with Groove (6x) $0.90

Flat Silver Tile Special 1 x 2 Grille with Bottom Groove (5x) $0.75

Flat Silver Plate Special 1 x 1 with Tooth (4x) $0.60

Est. BrickLink Part Value

$4.80

💡 MOC Potential

🚗 Off-road vehicles or monster trucks

🤖 Mech or transforming robot

🏙 Apocalyptic city diorama elements

Community Insights

Real opinions from Reddit and YouTube

What Reddit Says

No Reddit discussions found for this set.

What YouTubers Say

Based on 9 videos

3.0 /5

Mixed

0% positive

BlockTalk AI

LEGO YouTubers show mixed feelings towards El Fuego's Stunt Truck. Reviews are generally neutral, indicating neither strong enthusiasm nor significant disappointment with the set.

LEGO Hidden Side El Fuego's Stunt Truck review! 2019 set 70421!

just2good • 83.6K views Review

LEGO Hidden Side - El Fuego's Stunt Truck Review! 70421

CutTheKragle • 4.1K views Review

Community Sentiment

Based on 9 YouTube reviews

Not enough Reddit data

YouTube

3.0 /5

Mixed

0% positive

Positive

Mixed

Critical

BlockTalk AI Analysis

LEGO YouTubers show mixed feelings towards El Fuego's Stunt Truck. Reviews are generally neutral, indicating neither strong enthusiasm nor significant disappointment with the set.

What the Community Says

2 YouTube reviews

BlockTalk AI Summary

just2good approached the set with low expectations but questioned if it might be better than anticipated. CutTheKragle, after some hesitation, decided to purchase the set, drawn to its features like the motorcycles and monster truck design.

Reddit Reviews

No Reddit reviews found

YouTube Reviews

2 videos

LEGO Hidden Side El Fuego's Stunt Truck review! 2019 set 70421!

just2good

83.6K views Review

LEGO Hidden Side - El Fuego's Stunt Truck Review! 70421

CutTheKragle

4.1K views Review

Community Content: These reviews are from Reddit and YouTube users sharing their personal experiences. Opinions may vary.

📖 Building Instructions 2

BI 3101, 152+4/65+200G, 70421 V29

Download PDF

BI 3101, 152+4/65+200G, 70421 V39

Download PDF

Inventory Statistics

166

Unique Parts

428

Official Piece Count

411

Cataloged Inventory Pieces

Minifigures

Spare Parts

The official piece count includes the 17 parts inside the set's minifigures, which this inventory lists separately. Spare parts are counted in neither figure.

Inventory Version: 1

Missing a piece? Use the Missing Piece Checker.