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Build the Yellow Motorcycle

Experience the thrill of engineering with this 151-piece LEGO Technic set. Perfect for young builders ages 7+ who love vehicle toys and STEM challenges.

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🏛 Technic
Set #42225

Yellow Motorcycle

The Yellow Motorcycle is a fantastic entry-level Technic set.

🏆 Best For: Kids aged 7+ who are new to LEGO Technic and enjoy vehicle models ⏱ 1.5 hr build 🧩 151 pcs 🎂 Ages 7+
★★★★☆ 4.0

Fans appreciate this set as a great entry point to the Technic theme, praising its ease of build and bright colors. Some experienced builders might find it too simple, but it's generally considered a good value for younger LEGO enthusiasts.

MSRP
$9.99
Best Price
$8.99
You Save
10% OFF
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📝 Our Take

The Yellow Motorcycle is a fantastic entry-level Technic set. Its bright colors and simple mechanics make it an engaging build for younger fans, while still offering a taste of the Technic building system.

This set is perfect for kids aged 7+ who are new to Technic. The build is straightforward, and the finished model is sturdy enough for play. It's a great way to introduce them to gears and axles.

Skip this if you're an experienced Technic builder looking for a challenge. This set is designed for beginners; consider larger, more complex Technic sets like the Monster Jam Monster Mutt Dalmatian for a more intricate build.

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🧱 Building Experience

🧩
151
Pieces
1.5h
Build Time
📊
Beginner
Difficulty
📏
8cm × 16cm × 6cm
Dimensions
Build Highlights:
  • Simple Technic mechanisms demonstrate basic engineering principles
  • Bright yellow color scheme is visually appealing
  • Easy-to-follow instructions make it a great first Technic set
  • Working steering and visible 3-piston engine add play value

📈 Investment Analysis

→ Price stable
C
Investment Grade
⏳ Active
The Yellow Motorcycle is unlikely to be a major investment opportunity. Its low price point and high availability mean it's unlikely to appreciate significantly in value. However, as a gateway set to the Technic theme, it may hold some appeal for collectors of complete Technic lines. Its affordability also makes it a low-risk purchase.

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

📖 About This Set

Zoom into play with this kids’ motorcycle toy for boys and girls ages 7 years and up. Kids can have lots of fun building this LEGO® Technic™ Yellow Motorcycle (42225). Then it’s time for action as they test out the steering and explore the 3-piston engine. This STEM building kit makes a great gift idea for kids who enjoy building and playing with vehicle toys. LEGO Technic sets feature realistic movements and mechanisms that introduce young LEGO builders to the universe of engineering in an approachable and realistic way. Kids can build with confidence using the LEGO Builder app – zoom, rotate in 3D and track progress with easy-to-follow digital instructions. Set contains 151 pieces.

  • MOTORCYCLE MODEL KIT – The LEGO® Technic™ Yellow Motorcycle (42225) building set ignites fun playtimes for boys and girls ages 7 years old and up who love vehicle toys
  • STEERING AND ENGINE – This motorcycle toy includes steering and a 3-piston engine that’s connected to the rear wheel with a chain
  • STEM BUILDING TOY – This building set lets kids see how different parts of a motorcycle work, giving them a fun insight into engineering concepts as they develop new STEM skills
  • ACTION-PACKED PLAY– Capture the imaginations of young vehicle fans as they build, explore and play with their motorcycle model kit
  • GIFT IDEA – This LEGO® Technic™ motorcycle makes a fun gift idea for kids’ birthdays or a small treat for boys and girls ages 7 yearsold and up
  • DISCOVER MORE SETS – Explore more action-packed play with the range of LEGO® Technic™ sets (sold separately), which feature realistic movement and mechanisms to inspire young builders
  • A FUN WAY TO BUILD – The LEGO® Builder app guides kidson an intuitive building adventure where they can save sets, track progress and zoom in and rotate models using 3D instructions as they build
  • DIMENSIONS – A 151-piece set with a motorcycle model measuring over 3 in. (8 cm) high, 6 in. (16 cm) long and 2.5 in. (6 cm) wide

Compare Similar Sets

Compared to other small Technic sets, the Yellow Motorcycle offers a good balance of simplicity and functionality. While sets like the Monster Jam trucks offer larger models, this motorcycle provides a more accessible introduction to Technic building for younger builders. Its bright color scheme also makes it visually appealing.

📦 Full Parts Inventory - 48 unique parts • 151 total pieces

Technic Pin Connector Hub with 2 Perpendicular Axles Technic Pin Conne...
Part #: 10197 Black
Plate Special 1 x 2 with Pin Hole on Top Plate Special 1 x...
Part #: 11458 Black
Technic Link, Reinforced, with Beveled Edge Technic Link, Rei...
Part #: 14696 28× Black
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 Pin Connector Hub with 1 Axle Technic Pin Conne...
Part #: 22961 Light Bluish Gray
Brick Round 1 x 1 diameter Tube with 90 Degree Elbow (2 x 2 x 1) and Axle Holes (Crossholes) at each end Brick Round 1 x 1...
Part #: 25214 Light Bluish Gray
Plate Round 2 x 2 with Rounded Bottom [Boat Stud] Plate Round 2 x 2...
Part #: 2654 Trans-Clear
Tyre 43.2 x 14 Tyre 43.2 x 14
Part #: 30699 Black
Tile 1 x 2 with Groove Tile 1 x 2 with G...
Part #: 3069b Yellow
Technic Axle and Pin Connector Angled #1 Technic Axle and ...
Part #: 32013 Black
Technic Axle and Pin Connector Angled #5 - 112.5° Technic Axle and ...
Part #: 32015 Black
Technic Axle and Pin Connector Angled #3 - 157.5° Technic Axle and ...
Part #: 32016 Light 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 Yellow
Technic Axle 5 Technic Axle 5
Part #: 32073 Yellow
Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced Technic Bush 1/2 ...
Part #: 32123b 10× Yellow
Technic Beam 1 x 5 Thick Technic Beam 1 x ...
Part #: 32316 Black
Technic Beam 1 x 7 Bent (4 - 4) Thick Technic Beam 1 x ...
Part #: 32348 Black
Technic Beam 1 x 4 Thin Technic Beam 1 x ...
Part #: 32449 Light Bluish Gray
Technic Beam 1 x 3 Thick Technic Beam 1 x ...
Part #: 32523 Yellow
Technic Beam 1 x 7 Thick Technic Beam 1 x ...
Part #: 32524 Light Bluish Gray
Technic Beam 3 x 5 L-Shape Thick Technic Beam 3 x ...
Part #: 32526 Black
Technic Beam 3 x 5 L-Shape Thick Technic Beam 3 x ...
Part #: 32526 White
Technic Gear 24 Tooth [New Style with Single Axle Hole] Technic Gear 24 T...
Part #: 3648b Dark Bluish Gray
Technic Pin without Friction Ridges Lengthwise Technic Pin witho...
Part #: 3673 Yellow
Technic Axle 4 Technic Axle 4
Part #: 3705 Black
Technic Bush Technic Bush
Part #: 3713 Light Bluish Gray
Technic Bush Technic Bush
Part #: 3713 Red
Technic Pin Long with Friction Ridges Lengthwise, 1 Center Slot Technic Pin Long ...
Part #: 42924 11× Blue
Technic Axle Pin with Friction Ridges Lengthwise Technic Axle Pin ...
Part #: 43093 Blue
Technic Crank Disc Technic Crank Disc
Part #: 4368 Light Bluish Gray
Technic Piston Technic Piston
Part #: 4369 Yellow
Technic Beam 1 x 2 Thick Technic Beam 1 x ...
Part #: 43857 Black
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 Light Bluish Gray
Technic Tooth 1 x 3 with Axle Hole [Hollow Underside] Technic Tooth 1 x...
Part #: 48267 Black
Wheel 30.4 x 20 without Pinholes, with Reinforced Rim Wheel 30.4 x 20 w...
Part #: 56145 Light Bluish Gray
Wheel 30 x 14 Wheel 30 x 14
Part #: 56904 Light Bluish Gray
Technic Axle Connector Smooth [with x Hole + Orientation] Technic Axle Conn...
Part #: 59443 Light Bluish Gray
Technic Pin with Friction Ridges Lengthwise with No Center Slots Technic Pin with ...
Part #: 61332 Black
Technic Axle and Pin Connector Perpendicular Technic Axle and ...
Part #: 6536 Light Bluish Gray
Technic Beam 2 x 3 L-Shape with Quarter Ellipse Thick Technic Beam 2 x ...
Part #: 71708 Yellow
Bar 2L with Stop in Center Bar 2L with Stop ...
Part #: 78258 Dark Bluish Gray
Technic Beam 2 x 5 L-Shape with Quarter Ellipse Thick Technic Beam 2 x ...
Part #: 80286 Yellow
Technic Pin with Friction, Bar 2L and Towball Technic Pin with ...
Part #: 80477 Dark Bluish Gray
Technic Axle and Pin Connector Perpendicular Split Technic Axle and ...
Part #: 92907 White
Technic Gear 16 Tooth Reinforced [New Style] Technic Gear 16 T...
Part #: 94925 Light Bluish Gray
The set offers a good selection of basic Technic parts, particularly the Black Technic Links. The yellow color scheme provides some unique elements for MOC builders looking to add bright accents to their creations.

🛒 Where to Buy

eBay
✓ In Stock
$8.99
LEGO (UK)
✓ In Stock
£8.99
Walmart
✓ In Stock
$9.49
Target
✓ In Stock
$9.99
LEGO (DE)
✓ In Stock
€9.99
LEGO (US)
✓ In Stock
$9.99
LEGO (CA)
✓ In Stock
$12.99
Amazon

💎 Notable Parts

Black Technic Link, Reinforced, with Beveled Edge (28x) $2.80
Blue Technic Pin Long with Friction Ridges Lengthwise, 1 Center Slot (11x) $1.10
Yellow Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced (10x) $1.00
Light Bluish Gray Technic Axle 3 (8x) $0.80
Est. BrickLink Part Value
$5.70

💡 MOC Potential

🚗 Modify into a different style of motorcycle (e.g., dirt bike, cafe racer)
🤖 Use the parts to create a small, articulated robot
🚗 Build a small go-kart or other four-wheeled vehicle

Community Insights

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📖 Building Instructions 2

Yellow Motorcycle Instructions
BI 3102, 76+4, 42225 V29
Download PDF
Yellow Motorcycle Instructions
BI 3102, 76+4, 42225 V39
Download PDF

Charts Inventory Statistics

48
Unique Parts
151
Total Pieces
0
Minifigures
Inventory Version: 1