Charge Up Your Imagination!
Build the Formula E Porsche 99X Electric

Experience the thrill of electric racing with this 422-piece LEGO Technic set. Use the pull-back motors and AR app to dominate the track!

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🏛 Technic
Set #42137

Formula E Porsche 99X Electric

The Formula E Porsche 99X Electric is a surprisingly detailed Technic set for its size.

🏆 Best For: Perfect for teens and adults interested in Technic building and Formula E racing ⏱ 3.5 hr build 🧩 422 pcs 🎂 Ages 9+
★★★☆☆ 3.9

Fans appreciate the realistic design and pull-back motor for play, but some find the build a bit repetitive. A good entry-level Technic set for car enthusiasts.

MSRP
$49.99
Best Price
$12.75
You Save
74% OFF
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📝 Our Take

The Formula E Porsche 99X Electric is a surprisingly detailed Technic set for its size. Capturing the sleek lines and aerodynamic features of the real-world electric race car, it offers a satisfying build experience and a great display piece for motorsport enthusiasts.

This set is perfect for Technic beginners and Porsche fans. The build is challenging enough to be engaging, but not overwhelming, making it a great introduction to Technic building techniques, and the finished model looks fantastic on a shelf.

Skip this if you're looking for complex Technic functions or minifigures. This set focuses primarily on aesthetics and doesn't include advanced features like working suspension or a detailed interior. Consider the larger Technic supercars for more intricate builds.

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How does this set compare to other Technic race car models? Is the pull-back motor powerful enough for racing on different surfaces? What are some modifications or improvements that can be made to the model? How does the scale of this set compare to other LEGO Speed Champions cars?

🧱 Building Experience

🧩
422
Pieces
3.5h
Build Time
📊
Intermediate
Difficulty
📏
31cm × 12cm × 6cm
Dimensions
Build Highlights:
  • Recreates the distinctive shape of the Porsche 99X Electric race car
  • Introduces basic Technic building techniques
  • Features authentic sponsor decals for added realism
  • Includes pull-back motor for fun racing action

📈 Investment Analysis

→ Price stable
B-
Investment Grade
⏳ Active
The Formula E Porsche 99X Electric set has modest investment potential. As a retired Technic set based on a real-world race car, it appeals to both LEGO and motorsport fans. Its relatively low price point may limit significant appreciation, but the Porsche license and increasing popularity of Formula E racing could drive demand in the long term. Keeping the set sealed and in mint condition is crucial for maximizing its potential value. Compared to larger, more complex Technic sets, its investment growth is likely to be more gradual.

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

📖 About This Set

Discover a top gift for Formula E® racing and Porsche fans aged 9+ with this fast-paced LEGO® Technic™ Formula E® Porsche 99X Electric (42137) pull-back race car toy. Kids enjoy an immersive build, crafting all the details of the Porsche race car, then recreate all the action of a real race day using the 2 pull-back motors and LEGO Technic AR app.

Bring the race to life
Using augmented reality, the app lets kids immerse themselves in the role of a top Porsche Formula E driver. They’ll choose which circuit to race on, make decisions about energy management and use their skills to work their way up in the race. Using the 2 pull-back motors, kids will decide how much to charge the car’s energy before pushing the trigger to see the car race along the AR track right in front of them!

A great introduction to engineering
LEGO Technic building sets feature realistic movement and mechanisms that introduce LEGO builders to the universe of engineering in an approachable and realistic way.

  • Build a Formula E® racing icon – Motorsport fans will love building this LEGO® Technic™ Formula E® Porsche 99X Electric (42137) set
  • Augmented reality – Download the LEGO® Technic™ AR app to scan the model. Then use the pull-back function to launch the car using your foot and see it come to life in exciting races
  • Pull-back function – Using the 2 pull-back motors, kids can judge how much energy to put into the car toy before making the perfect start to the race using the trigger
  • A coolway to play – The pull-back function combines with the LEGO® Technic™ AR app. After scanning the car in the app, pull it back by hand then use your foot to launch the car and watch the result
  • Authentic design – This buildable model Porsche is an authentic model replica of the real-life Formula E® Porsche race car, complete with sponsor logos
  • Ideal for any Formula E® racing fan aged 9+ – This Porsche building set makes a top gift for kids who love Porsche race cars, Formula E or AR toys
  • Perfect size for play – This Porsche pull-back race car toy for kids measures over 2 in. (6 cm) high, 12 in. (31 cm) long and 4.5 in. (12 cm) wide
  • Learn through play – The LEGO® Technic™ universe offers advanced building sets for LEGO fans who are ready for their next building challenge
  • High quality standards – LEGO® Technic™ components meet rigorous industry standards to ensure they are consistent, compatible and connect reliably every time
  • Tested to the max – LEGO® Technic™ components are dropped, heated, crushed, twisted and analyzed to make sure they meet strict global safety standards

Compare Similar Sets

Compared to other Technic race cars in this price range, the Formula E Porsche 99X Electric offers a good balance of detail and functionality. While it lacks the complexity of larger Technic sets, its pull-back motor and accurate design make it a fun and engaging build. Consider the LEGO Speed Champions series for smaller, more affordable race car models, or larger Technic supercars for a more challenging and detailed building experience.

📦 Full Parts Inventory - 84 unique parts • 337 total pieces

Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle Technic Axle Pin ...
Part #: 11214 Red
Technic Beam 1 x 5 Thin with Axle Holes on Ends Technic Beam 1 x ...
Part #: 11478 Dark Bluish Gray
Technic Panel Fairing #21 5L Small Smooth, Side B Technic Panel Fai...
Part #: 11946 Black
Technic Panel Fairing #21 5L Small Smooth, Side B Technic Panel Fai...
Part #: 11946 White
Technic Panel Fairing #22 5L Small Smooth, Side A Technic Panel Fai...
Part #: 11947 Black
Technic Panel Fairing #22 5L Small Smooth, Side A Technic Panel Fai...
Part #: 11947 White
Pullback Motor 6 x 3 x 5 Pullback Motor 6 ...
Part #: 12799 Dark Bluish Gray
Technic Axle 5 with Stop Technic Axle 5 wi...
Part #: 15462 Reddish Brown
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 Panel Curved 3 x 13 Technic Panel Cur...
Part #: 18944 White
Technic Pin Connector Hub with 1 Axle Technic Pin Conne...
Part #: 22961 Dark Bluish Gray
Technic Panel Curved and Bent 6 x 3 Technic Panel Cur...
Part #: 24116 Black
Large Figure Weapon Lightsaber Hilt with Axle Hole and Two Bar Holders Large Figure Weap...
Part #: 24122 Dark Tan
Tile 1 x 4 with Groove Tile 1 x 4 with G...
Part #: 2431 Black
Technic Axle 3 with Stop Technic Axle 3 wi...
Part #: 24316 Reddish Brown
Technic Axle Towball Technic Axle Towball
Part #: 2736 Light Bluish Gray
Technic Pin Connector Hub with 2 Axles Technic Pin Conne...
Part #: 27940 White
Technic Beam 1 x 4 Thin with Stud Connector Technic Beam 1 x ...
Part #: 2825 Black
Technic Pin 3/4 Technic Pin 3/4
Part #: 32002 Tan
Technic Beam 1 x 11.5 Double Bent Thick Technic Beam 1 x ...
Part #: 32009 Red
Technic Beam 1 x 11.5 Double Bent Thick Technic Beam 1 x ...
Part #: 32009 White
Technic Axle and Pin Connector Angled #1 Technic Axle and ...
Part #: 32013 White
Technic Axle and Pin Connector Angled #1 Technic Axle and ...
Part #: 32013 Black
Technic Axle and Pin Connector Angled #6 - 90° Technic Axle and ...
Part #: 32014 Black
Technic Axle and Pin Connector Angled #5 - 112.5° Technic Axle and ...
Part #: 32015 Dark Bluish Gray
Technic Axle and Pin Connector Angled #2 - 180° Technic Axle and ...
Part #: 32034 Dark Bluish Gray
Technic Axle 2 Notched Technic Axle 2 No...
Part #: 32062 Red
Technic Beam 1 x 6 Thin Technic Beam 1 x ...
Part #: 32063 Black
Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced Technic Bush 1/2 ...
Part #: 32123b Light Bluish Gray
Technic Beam 2 x 4 L-Shape Thick Technic Beam 2 x ...
Part #: 32140 Black
Technic Beam 2 x 4 L-Shape Thick Technic Beam 2 x ...
Part #: 32140 White
Technic Axle and Pin Connector Perpendicular 3L with Centre Pin Hole Technic Axle and ...
Part #: 32184 Black
Technic Axle and Pin Connector Perpendicular 3L with Centre Pin Hole Technic Axle and ...
Part #: 32184 White
Axle Hose, Soft 12L Axle Hose, Soft 12L
Part #: 32200 Black
Technic Beam 3 x 5 L-Shape with Quarter Ellipse Thin Technic Beam 3 x ...
Part #: 32250 Black
Technic Beam 1 x 15 Thick Technic Beam 1 x ...
Part #: 32278 Light Bluish Gray
Technic Beam 1 x 5 Thick Technic Beam 1 x ...
Part #: 32316 Red
Technic Beam 1 x 3 Thick Technic Beam 1 x ...
Part #: 32523 Red
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 Black
Technic Beam 3 x 5 L-Shape Thick Technic Beam 3 x ...
Part #: 32526 Black
Technic Axle 4 Technic Axle 4
Part #: 3705 Black
Technic Bush Technic Bush
Part #: 3713 Red
Technic Connector Beam 3 x 3 Technic Connector...
Part #: 39793 Dark 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 Red
Technic Beam 1 x 13 Thick Technic Beam 1 x ...
Part #: 41239 White
Technic Beam 1 x 2 Thin Technic Beam 1 x ...
Part #: 41677 Black
Technic Axle and Pin Connector Perpendicular 3L with 2 Pin Holes Technic Axle and ...
Part #: 42003 Dark Bluish Gray
Technic Driving Ring Connector Smooth [2 rounded and 2 flat side walls] Technic Driving R...
Part #: 42195 Black
Technic Panel Car Mudguard Arched 9 x 2 x 3 Technic Panel Car...
Part #: 42531 White
Technic Pin 1/2 Technic Pin 1/2
Part #: 4274 Blue
Technic Pin Long with Friction Ridges Lengthwise, 1 Center Slot Technic Pin Long ...
Part #: 42924 34× Blue
Technic Axle Pin with Friction Ridges Lengthwise Technic Axle Pin ...
Part #: 43093 22× Blue
Technic Axle 7 Technic Axle 7
Part #: 44294 Light Bluish Gray
Tyre 43.2 x 22 ZR Tyre 43.2 x 22 ZR
Part #: 44309 Black
Technic Axle 3 Technic Axle 3
Part #: 4519 11× Light Bluish Gray
Technic Axle Connector Double Flexible [Rubber] Technic Axle Conn...
Part #: 45590 Black
Technic Pin Connector 3L with 2 Pins and Center Hole [Pin Ridges Across Part] Technic Pin Conne...
Part #: 46189 Black
Technic Tooth 1 x 3 with Axle Hole [Hollow Underside] Technic Tooth 1 x...
Part #: 48267 White
Technic Steering Wheel Pilot's Yoke [Closed Top] Technic Steering ...
Part #: 49151 Black
Technic Axle 16 Technic Axle 16
Part #: 50451 Black
Wheel 30.4 x 20 without Pinholes, with Reinforced Rim Wheel 30.4 x 20 w...
Part #: 56145 Black
Technic Axle 5.5 with Stop [Rounded Short End] Technic Axle 5.5 ...
Part #: 59426 Dark Bluish Gray
Technic Axle Connector Smooth [with x Hole + Orientation] Technic Axle Conn...
Part #: 59443 Black
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 with Friction Ridges Lengthwise with No Center Slots Technic Pin with ...
Part #: 61332 Black
Technic Panel Fairing #6 Long Smooth, Side B Technic Panel Fai...
Part #: 64393 Black
Technic Panel Fairing #5 Long Smooth, Side A Technic Panel Fai...
Part #: 64681 Black
Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [2 Lateral Holes, Small Pin Hole] Technic Pin Long ...
Part #: 65304 16× Light Bluish Gray
Technic Axle and Pin Connector Perpendicular Technic Axle and ...
Part #: 6536 White
Technic Pin Connector Hub with 1 Pin with Friction Ridges Lengthwise [Centered Friction Ridge] Technic Pin Conne...
Part #: 65487 14× Black
Technic Axle 3 with Stud Technic Axle 3 wi...
Part #: 6587 Dark Tan
Technic Axle and Pin Connector Perpendicular Double Split [Reinforced] Technic Axle and ...
Part #: 69819 Black
Technic Axle and Pin Connector Perpendicular Double Split [Reinforced] Technic Axle and ...
Part #: 69819 Red
Technic Panel Fairing 2 x 3 x 1 Technic Panel Fai...
Part #: 71682 Black
Technic Panel Fairing 2 x 3 x 1 Technic Panel Fai...
Part #: 71682 White
Technic Beam 2 x 3 L-Shape with Quarter Ellipse Thick Technic Beam 2 x ...
Part #: 71708 Black
Technic Beam 2 x 3 L-Shape with Quarter Ellipse Thick Technic Beam 2 x ...
Part #: 71708 White
Technic Panel 3 x 7 x 1 Technic Panel 3 x...
Part #: 71709 White
Technic Beam 1 x 15 Thick with Alternating Holes Technic Beam 1 x ...
Part #: 71710 Black
Technic Beam 1 x 11 Thick with Alternating Holes Technic Beam 1 x ...
Part #: 73507 Black
Sticker Sheet for Set 42137-1 Sticker Sheet for...
Part #: 80227 [No Color/Any Color]
Technic Panel Curved 5 x 7 Parallelogram Left Technic Panel Cur...
Part #: 80267 Red
Technic Panel Curved 5 x 7 Parallelogram Left Technic Panel Cur...
Part #: 80267 Black
Technic Panel Curved 5 x 7 Parallelogram Right Technic Panel Cur...
Part #: 80268 Black
Technic Panel Curved 5 x 7 Parallelogram Right Technic Panel Cur...
Part #: 80268 Red
Technic Beam 2 x 5 L-Shape with Quarter Ellipse Thick Technic Beam 2 x ...
Part #: 80286 Black
Technic Panel Fairing #1 Small Smooth Short, Side A Technic Panel Fai...
Part #: 87080 Black
Technic Axle 4 with Stop Technic Axle 4 wi...
Part #: 87083 Dark Bluish Gray
Technic Panel Fairing #2 Small Smooth Short, Side B Technic Panel Fai...
Part #: 87086 Black
Tile Round 1 x 1 Tile Round 1 x 1
Part #: 98138 Trans-Red
Tile Round 1 x 1 with Screen, Red/Yellow/Black Buttons/Racing Steer Controls print Tile Round 1 x 1 ...
Part #: 98138pr0281 Black
The set contains a good selection of Technic pins and axles, useful for MOC builders. The black beams are also useful for structural elements in custom creations.

🛒 Where to Buy

eBay
✓ In Stock
$12.75
LEGO (UK)
✓ In Stock
£44.99
Walmart
✓ In Stock
$47.49
Target
✓ In Stock
$49.99
LEGO (DE)
✓ In Stock
€49.99
LEGO (US)
✓ In Stock
$49.99
LEGO (CA)
✓ In Stock
$64.99
Amazon

💎 Notable Parts

Blue Technic Pin Long with Friction Ridges Lengthwise, 1 Center Slot (34x) $1.70
Black Technic Beam 1 x 7 Thick (8x) $0.80
Light Bluish Gray Technic Axle 3 (11x) $0.55
Black Technic Pin Connector Hub with 1 Pin with Friction Ridges Lengthwise [Square Holes] (14x) $1.40
Est. BrickLink Part Value
$4.45

💡 MOC Potential

🚗 Alternate Formula E race car designs
🚗 Generic sports car MOCs
🤖 Convert into a futuristic vehicle or robot

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📖 Building Instructions 4

Formula E Porsche 99X Electric Instructions
BI 3104, 108+4, 42137 V29
Download PDF
Formula E Porsche 99X Electric Instructions
BI 3104, 108+4, 42137 V39
Download PDF
Formula E Porsche 99X Electric Instructions
BI 3104, 108+4, 42137 V29
Download PDF
Formula E Porsche 99X Electric Instructions
BI 3104, 108+4, 42137 V39
Download PDF

Charts Inventory Statistics

84
Unique Parts
337
Total Pieces
0
Minifigures
Inventory Version: 1