How many pieces are in the Kai's Motorcycle Speed Race?

Kai's Motorcycle Speed Race contains 79 pieces.

What age is the Kai's Motorcycle Speed Race recommended for?

This set is recommended for ages 6+.

When was the Kai's Motorcycle Speed Race released?

Kai's Motorcycle Speed Race was released in 2025.

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LEGO Kai's Motorcycle Speed Race set 71838

1 / 8

🏛 Ninjago

Set #71838

Kai's Motorcycle Speed Race

Name: Kai's Motorcycle Speed Race
Brand: LEGO
SKU: 71838-1
Rating: 5.0 (1 reviews)

Kai's Motorcycle Speed Race is a thrilling entry point into the Ninjago universe.

🏆 Best For: Perfect for young LEGO fans and Ninjago enthusiasts aged 6+ ⏱ 0.75 hr build 🧩 79 pcs 🎂 Ages 6+

★★★★☆ 4.3 from 1 reviews

Fans appreciate the set's affordability and the dynamic motorcycle designs. The minifigures are a highlight, though some find the build a bit too simple for experienced builders. Overall, it's considered a fun and accessible entry point into the Ninjago theme.

MSRP

$9.99

Best Price

$8.99

You Save

10% OFF

View on eBay

Check price on Amazon

📝 Our Take

Kai's Motorcycle Speed Race is a thrilling entry point into the Ninjago universe. This set perfectly captures the high-octane energy of the theme with its sleek motorcycle designs and dynamic minifigures.

This set is perfect for young Ninjago fans and LEGO speeder enthusiasts. The build is quick and satisfying, making it a great starter set, and the play value is high with two vehicles for head-to-head action.

Skip this if you're looking for a complex building experience or a large display piece. Consider larger Ninjago sets like the Temple of the Dragon Energy Cores for a more involved build and impressive shelf presence.

✨ 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 Kai's Motorcycle Speed Race - building tips, investment potential, comparisons, or anything else!

Try asking:

How does this set compare to other Ninjago vehicles in terms of building techniques? What are some creative ways to expand the play scenarios with this set? Is this set a good value for the price considering the minifigure selection and piece count? How would this set look displayed alongside other Ninjago sets?

🧱 Building Experience

🧩

Pieces

⏱

0.75h

Build Time

📊

Beginner

Difficulty

📏

4cm × 9cm × 3cm

Dimensions

Build Highlights:

Simple and engaging build process
Focus on vehicle construction with unique shaping
Incorporates play features for interactive fun
Bright color scheme and dynamic design

📈 Investment Analysis

→ Price stable

C+

Investment Grade

⏳ Active

Kai's Motorcycle Speed Race presents a modest investment opportunity. As a smaller, more affordable Ninjago set, its appeal lies in its accessibility and play value. While it may not appreciate significantly, the Ninjago theme's consistent popularity could provide a steady demand on the secondary market, especially if the set retires soon. The inclusion of exclusive minifigure parts could further enhance its value. However, lower piece count sets tend to appreciate less than larger, more complex models.

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

📖 About This Set

Kai’s Motorcycle Speed Race (71838) playset lets boys and girls aged 6 and up recreate fast-paced scenes from season 3 of the NINJAGO® Dragons Rising TV show. The action-packed motorcycle toy battle set features 2 ninja bike toys with moving wheels: Kai’s race bike adorned with 2 daggers, and the villainous Spectral Dragonian Scout’s demon bike.

The ninja vehicle set includes 2 NINJAGO minifigures to ride the bikes: Kai armed with a translucent reveal blade accessory and 2 golden katana sword accessories, and a Spectral Dragonian Scout with a sword accessory, so kids can enjoy great imaginative play on their own or with their friends as they stage good vs. evil battles.

The LEGO® NINJAGO range of sets and buildable ninja toys for kids includes dragons, vehicles and temples so fans can role-play adventures with their heroes. Each ninja playset can be created with the LEGO Builder app, which guides you and your child on an easy and intuitive building adventure. Set contains 79 pieces.

Motorcycle toy for kids – Boys and girls aged 6 and up can play out race and battle scenes from season 3 of the NINJAGO® Dragons Rising TV show with Kai’s Motorcycle Speed Race playset
2 ninja bike toys – Action-packed battle set features 2 motorcycle toys with moving wheels: Kai’s race bike adorned with 2 daggers and the Spectral Dragonian Scout’s demon bike
2 NINJAGO® minifigures – Role-play set comes with ninja warrior Kai and a villainous Spectral Dragonian Scout to ride the bike toys
Ninja weapons – Kai is armed with a translucent reveal blade accessory and 2 golden katana sword accessories, and the Spectral Dragonian Scout has a sword accessory
Small gift for kids – This adventure toy provides a fun build-and-play experience and is an everyday treat for kids who love social play with friends as they join forces with their ninja heroes
Bigger ninja adventures – Look out for more LEGO® NINJAGO® toys (sets sold separately) to enhance the action with Kai’s Motorcycle Speed Race
A universe of ninja toys – LEGO® NINJAGO® sets let kids escape into a fantasy world of adventures with their ninja heroes
Measurements – 79-piece LEGO® building set for kids includes Kai’s ninja bike toy, which measures over 1.5 in. (4 cm) high, 3.5 in. (9 cm) long and 1 in. (3 cm) wide

⚖ Compare Similar Sets

This set offers a lower price point compared to larger Ninjago vehicle sets, making it an accessible entry into the theme. While it lacks the complexity of sets like the Ninja Ultra Combo Mech, it provides a quick and fun build experience focused on play. For collectors primarily interested in display, larger Ninjago temple or dragon sets would be more appealing.

2 Minifigures Included

Kai, Red Shoulder Armor and Mask, Hair

5 parts

Spectral Dragonian Warrior, Legs, Short Horns

7 parts

The set features two minifigures: Kai with unique shoulder armor and a Spectral Dragonian Warrior. Kai's hair piece is a nice addition, allowing for display without the mask. The Spectral Dragonian Warrior has short horns and detailed leg printing.

📦 Full Parts Inventory - 29 unique parts • 64 total pieces

Slope Curved 2 x ...

Part #: 11477 1× Red

Slope Curved 2 x ...

Part #: 11477 1× Black

Plate Special 1 x...

Part #: 15208 1× Light Aqua

Plate Special 1 x...

Part #: 15573 2× Bright Light Orange

Plate Special 1 x...

Part #: 15573 1× Light Aqua

Plate Special 1 x...

Part #: 15573 1× Red

Plate Round 1 x 2...

Part #: 1745 2× Light Aqua

Slope Curved 2 x ...

Part #: 1750 1× Black

Weapon Sword / Ka...

Part #: 21459 2× Pearl Gold

Handlebars

Part #: 30031 2× Black

Plate 2 x 3

Part #: 3021 1× Dark Red

Plate 2 x 2

Part #: 3022 4× Black

Plate 2 x 2

Part #: 3022 1× Red

Bracket 1 x 1 - 1...

Part #: 36840 1× Bright Light Orange

Plate Special 1 x...

Part #: 3839b 1× Pearl Gold

Plate Special 1 x...

Part #: 44861 3× Black

Part #: 54200 1× Trans-Light Blue

Wheel 18 x 14 wit...

Part #: 55981 2× Red

Wheel 18 x 14 wit...

Part #: 55981 2× Black

Plate Round 1 x 1...

Part #: 6141 1× Pearl Gold

Weapon Hilt Symme...

Part #: 66909 1× Dark Bluish Gray

Plant / Animal Bo...

Part #: 69858 1× Light Aqua

Weapon Sword, Bro...

Part #: 7182pat0001 1× Pearl Gold

Wheel Fork with 2...

Part #: 77598 4× Dark Bluish Gray

Technic Pin Long ...

Part #: 77765 4× Light Bluish Gray

Plate Special 1 x...

Part #: 78257 1× Black

Tyre 24 x 14 Shal...

Part #: 89201 2× Black

Tyre 30.4 x 14 Of...

Part #: 92402 2× Black

Weapon Sai

Part #: 98139 1× Pearl Gold

Tile Special 1 x ...

Part #: 99563 2× Black

Bracket 1 x 2 - 1...

Part #: 99780 4× Light Bluish Gray

Bracket 1 x 2 - 1...

Part #: 99781 4× Black

This set contains a good selection of bracket pieces in black and light bluish gray, useful for SNOT (Studs Not On Top) building techniques. The inclusion of light aqua elements adds a pop of color and could be useful for water-themed MOCs.

🛒 Where to Buy

eBay

✓ In Stock

$8.99 →

Walmart

✓ In Stock

$9.49

Target

✓ In Stock

$9.99

Amazon

Check price

→

💎 Notable Parts

Black Plate Special 1 x 2 [Open O Top Clip] (3x) $0.45

Red Plate Special 1 x 2 [Open O Top Clip] (3x) $0.45

Light Aqua Plate Round 1 x 2 Half Circle with Stud (Jumper) (2x) $0.50

Bright Light Orange Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) (2x) $0.30

Pearl Gold Weapon Sword, Broad with Trans-Red Blade pattern (1x) $0.75

Est. BrickLink Part Value

$2.45

💡 MOC Potential

🚗 Alternate motorcycle designs

🤖 Small mech suits for the minifigures

🏙 Modular additions to a Ninjago city layout

Community Insights

Real opinions from Reddit and YouTube

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Inventory Statistics

Unique Parts

Total Pieces

Minifigures

Inventory Version: 1

Rev Up the Action!
Kai's Motorcycle Speed Race!

WE WERE ROBBED!!

Kai's Motorcycle Speed Race

📝 Our Take

Ask BlockTalk about this set

🧱 Building Experience

📈 Investment Analysis

📖 About This Set

⚖ Compare Similar Sets

2 Minifigures Included

📦 Full Parts Inventory - 29 unique parts • 64 total pieces

🛒 Where to Buy

💎 Notable Parts

💡 MOC Potential

📰 Ninjago News

WE WERE ROBBED!!

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