Classic Space Adventure!
Explore with the Mobile Lab

Journey back to 1980 with this iconic set. Featuring 139 pieces and 2 minifigs for endless space exploration!

🏛 Classic Space
Set #6901

Mobile Lab

Mobile Lab is a quintessential Classic Space set.

🏆 Best For: Perfect for LEGO fans of all ages who appreciate the simplicity and nostalgia of Classic Space ⏱ 1.5 hr build 🧩 139 pcs
★★★★☆ 4.2

Fans appreciate the Mobile Lab for its classic design and nostalgic value, but some find the high price point prohibitive. The simple build is enjoyable for younger builders and collectors seeking a quick, satisfying experience.

MSRP
$12.99
Best Price
$11.69
You Save
10% OFF
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📝 Our Take

Mobile Lab is a quintessential Classic Space set. Released in 1980, it perfectly captures the era's aesthetic with its light gray and trans-green color scheme, simple yet functional design, and focus on exploration. The set's charm lies in its retro appeal and nostalgic value for long-time LEGO fans.

This set is perfect for Classic Space enthusiasts and vintage LEGO collectors. The build is straightforward, offering a quick and enjoyable experience, while the set's rarity and historical significance make it a prized display piece.

Skip this if you're looking for complex building techniques or modern design aesthetics. Consider newer Space-themed sets like the LEGO City Space series for a more contemporary building experience.

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🧱 Building Experience

🧩
139
Pieces
1.5h
Build Time
📊
Beginner
Difficulty
Build Highlights:
  • Simple and straightforward building process
  • Focus on playability with rolling wheels and opening compartments
  • Classic Space color scheme and design elements
  • Nostalgic appeal for vintage LEGO collectors

📈 Investment Analysis

↑ Trending up since release
A
Investment Grade
⏳ Appreciating
The Mobile Lab set, being a vintage Classic Space set from 1980, has significant investment potential. Its age, coupled with the enduring popularity of the Classic Space theme, contributes to its increasing value. The relatively low piece count may deter some investors, but the set's rarity and complete condition make it a desirable collectible. While the current price is high, the consistent upward trend suggests continued appreciation, especially for sets in excellent condition with original packaging. However, like all vintage LEGO sets, condition is paramount, and storage can be a risk.

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

Compare Similar Sets

Compared to modern LEGO sets, the Mobile Lab offers a simpler building experience and a focus on imaginative play rather than intricate detail. While newer Space-themed sets boast higher piece counts and advanced building techniques, the Mobile Lab stands out for its historical significance and nostalgic appeal. Collectors may choose this set for its vintage charm and investment potential, while younger builders might prefer more contemporary options for enhanced play features.

2 Minifigures Included

The set includes two classic spacemen, one red and one white, each equipped with airtanks and the iconic 3842a helmet. These figures are standard for the Classic Space theme, adding to the set's nostalgic appeal.

📦 Full Parts Inventory - 40 unique parts • 129 total pieces

Plate Special 2 x 2 with Wheels Red Plate Special 2 x...
Part #: 122c01 Light Gray
Brick 1 x 2 Brick 1 x 2
Part #: 3004 Light Gray
Brick 1 x 2 with Classic Space Logo Print Brick 1 x 2 with ...
Part #: 3004pr9970 Light Gray
Brick 1 x 1 Brick 1 x 1
Part #: 3005 Light Gray
Brick 1 x 4 Brick 1 x 4
Part #: 3010 Light Gray
Plate 2 x 3 Plate 2 x 3
Part #: 3021 Light Gray
Plate 2 x 2 Plate 2 x 2
Part #: 3022 Light Gray
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Light Gray
Plate 1 x 1 Plate 1 x 1
Part #: 3024 Trans-Green
Plate 1 x 1 Plate 1 x 1
Part #: 3024 Trans-Red
Plate 6 x 12 Plate 6 x 12
Part #: 3028 Light Gray
Plate 2 x 8 Plate 2 x 8
Part #: 3034 Light Gray
Plate 6 x 8 Plate 6 x 8
Part #: 3036 Light Gray
Brick Round 1 x 1 Open Stud Brick Round 1 x 1...
Part #: 3062b Trans-Red
Brick Round 1 x 1 Open Stud Brick Round 1 x 1...
Part #: 3062b Light Gray
Brick Round 1 x 1 Open Stud Brick Round 1 x 1...
Part #: 3062b Trans-Green
Brick 1 x 2 without Bottom Tube Brick 1 x 2 witho...
Part #: 3065 Trans-Green
Brick 1 x 4 without Bottom Tubes Brick 1 x 4 witho...
Part #: 3066 Trans-Green
Tile 1 x 2 with Groove Tile 1 x 2 with G...
Part #: 3069b 11× Light Gray
Tile 1 x 1 with Groove Tile 1 x 1 with G...
Part #: 3070b Light Gray
Slope 33° 3 x 2 with Classic Space Logo Print Slope 33° 3 x 2 w...
Part #: 3298pr0039 Light Gray
Arm Piece Straight with 2 and 3 Fingers Arm Piece Straigh...
Part #: 3612 Light Gray
Arm Piece with Towball Socket, 3 Fingers Arm Piece with To...
Part #: 3613 Light Gray
Plate Round 1 x 1 with Towball and Hexagonal Hole [Maxifig Hand] Plate Round 1 x 1...
Part #: 3614b Light Gray
Tyre 15 x 6 Offset Tread Small Tyre 15 x 6 Offse...
Part #: 3641 12× Black
Plate 1 x 6 Plate 1 x 6
Part #: 3666 Light Gray
Plate 1 x 4 Plate 1 x 4
Part #: 3710 Light Gray
Plate Special 1 x 2 with 1 Stud without Groove (Jumper) Plate Special 1 x...
Part #: 3794a Light Gray
Steering Stand 1 x 2 with Black Steering Wheel Steering Stand 1 ...
Part #: 3829c01 Light Gray
Hinge Brick 1 x 4 [Upper] Hinge Brick 1 x 4...
Part #: 3830 Light Gray
Hinge Brick 1 x 4 [Lower] Hinge Brick 1 x 4...
Part #: 3831 Light Gray
Plate Special 1 x 2 with Handles [Flat Ends / Low Attachment] Plate Special 1 x...
Part #: 3839b Light Gray
Slope 33° 3 x 6 Slope 33° 3 x 6
Part #: 3939 Trans-Green
Support Round 2 x 2 x 2 Stand with Blocked Center Hole Support Round 2 x...
Part #: 3940a Light Gray
Antenna 1 x 4 with Rounded Top Antenna 1 x 4 wit...
Part #: 3957a Light Gray
Weapon Gun / Torch (Space) [with Grooves] Weapon Gun / Torc...
Part #: 3959 Light Gray
Dish 4 x 4 Inverted [Radar] Dish 4 x 4 Invert...
Part #: 3960 Light Gray
Equipment Radio [Compact Handle] Equipment Radio [...
Part #: 3962a Black
Tool Screwdriver and Spanner / Wrench Tool Screwdriver ...
Part #: 4006 Black
Brick Special 1 x 1 with Headlight Brick Special 1 x...
Part #: 4070 Light Gray
Plate Special 1 x 1 with Clip Vertical [Thin Open O Clip] Plate Special 1 x...
Part #: 4085a Light Gray
Construction Vehicle Bucket, Slope Inverted 33° 3 x 2 Hollow with Towball (Arm Piece) Construction Vehi...
Part #: 4089 Light Gray
Arm Holder Brick 2 x 2 with Hole and 1 Arm Arm Holder Brick ...
Part #: 792c02 Light Gray
The set features a high proportion of Light Gray parts, typical for Classic Space, which are useful for MOC builders looking to recreate the vintage aesthetic. The printed Classic Space logo tile is a valuable and sought-after element.

🛒 Where to Buy

eBay
✓ In Stock
$11.69
Walmart
✓ In Stock
$12.34
Target
✓ In Stock
$12.99
Amazon

💎 Notable Parts

Light Gray Brick 1 x 2 with Classic Space Logo Print (2x) $4.00
Light Gray Plate Special 2 x 2 with Wheels Red (6x) $1.50
Trans-Green Brick 1 x 2 without Bottom Tube (4x) $0.40
Black Tyre 15 x 6 Offset Tread Small (12x) $1.20
Light Gray Arm Piece Straight with 2 and 3 Fingers (5x) $0.50
Est. BrickLink Part Value
$7.60

💡 MOC Potential

🚗 Expanded mobile base with additional modules
🚀 Small lunar lander or rover
🏙 Classic Space-themed modular building section

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Charts Inventory Statistics

40
Unique Parts
129
Total Pieces
2
Minifigures
Inventory Version: 1