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Back of the Box Builds

Back of the Box Builds

LEGO Alternate Builds!

  • SETS
    • Adventurers
    • Aquazone
    • Belville
    • BATMAN™
    • BIONICLE
    • Building Set with People
    • Castle
    • Duplo
    • Fabuland
    • Harry Potter
    • Holiday and Event
    • LEGOLAND
    • Model Team
    • Pirates
    • Space
    • Star Wars
    • Technic
    • Train
    • Town
    • Universal Building Set
    • Western
    • More Sets
    • Misc
  • USEFUL LINKS
    • Submit Instructions!
    • New Instructions
    • New Official Sets
    • New Alternate Builds
    • Minifigs
    • Very Small Builds
    • Small Builds
    • Medium Builds
    • Large Builds
    • Extra Large Builds
    • How BOTBB was Built
  • THIS IS AN INDEPENDENT SITE NOT AUTHORIZED OR SPONSORED BY THE LEGO GROUP

BACK OF THE BOX BUILDS

6246 – Back B
Alternate Builds Instructions Added Islanders Pirates Pirates Alternate Builds Pirates I Small Alt Build Small Builds 

6246 – Back B

February 3, 2022February 9, 2022 Master Builder
6360 – Back B
Alternate Builds Building Classic Town Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6360 – Back B

October 19, 2019October 25, 2021 Master Builder
6660 – Back C
Alternate Builds Classic Town Off-Road Small Builds Town Town Alternate Builds 

6660 – Back C

June 23, 2025June 23, 2025 Master Builder
1665 – Back A
Alternate Builds Small Builds Town Town Alternate Builds 

1665 – Back A

April 30, 2024April 30, 2024 Master Builder
7134 – Back A
Alternate Builds Episode IV/V/VI Small Builds Star Wars Star Wars Alternate Builds 

7134 – Back A

December 29, 2021December 29, 2021 Master Builder
6405 – Back B
Alternate Builds Medium Builds Paradisa Town Town Alternate Builds 

6405 – Back B

September 15, 2022September 15, 2022 Master Builder
6604 – Back B
Alternate Builds Race Town Town Alternate Builds Very Small Builds 

6604 – Back B

November 25, 2020November 25, 2020 Master Builder

NEW INSTRUCTIONS ADDED!View All

  • 6665 – Back C
    Alternate Builds Classic Town Instructions Added Recreation Small Alt Build Small Builds Town Town Alternate Builds 

    6665 – Back C

  • 6665 – Back B
    Alternate Builds Classic Town Instructions Added Recreation Small Alt Build Small Builds Town Town Alternate Builds 

    6665 – Back B

  • 6665 – Back A
    Alternate Builds Classic Town Instructions Added Recreation Small Alt Build Small Builds Town Town Alternate Builds 

    6665 – Back A

  • 6615 – Back D
    Airport Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

    6615 – Back D

  • 42089 – Back A
    2 in 1 Alternate Builds Alternate Instructions Included Instructions Added Medium Builds Technic Technic Alternate Builds 

    42089 – Back A

6665 – Back C6665 – Back C6665 – Back B6665 – Back B6665 – Back A6665 – Back A6615 – Back D6615 – Back D42089 – Back A42089 – Back A

NEW OFFICIAL SETS ADDED!View All

6689: Post-Station
Classic Town Official Sets Post Office Small Builds Town Town Sets 

6689: Post-Station

October 23, 2026October 23, 2026 Master Builder

Year Released: 1985BricklinkInstructions

6508: Wave Racer
Official Sets Race Town Town Sets Very Small Builds 

6508: Wave Racer

October 23, 2026October 23, 2026 Master Builder

Year Released: 1990BricklinkInstructions

4544: Car Transport Wagon with Car
9V Medium Builds Official Sets Town Train Train Sets 

4544: Car Transport Wagon with Car

September 18, 2026September 18, 2026 Master Builder

Year Released: 1994BricklinkInstructions

NEW ALTERNATE BUILDS ADDED!View All

6689 – Back C
Alternate Builds Classic Town Post Office Small Builds Town Town Alternate Builds 

6689 – Back C

October 23, 2026October 23, 2026 Master Builder
6689 – Back B
Alternate Builds Classic Town Post Office Small Builds Town Town Alternate Builds 

6689 – Back B

October 23, 2026October 23, 2026 Master Builder
6689 – Back A
Alternate Builds Classic Town Post Office Small Builds Town Town Alternate Builds 

6689 – Back A

October 23, 2026October 23, 2026 Master Builder
6508 – Back C
Alternate Builds Race Town Town Alternate Builds Very Small Builds 

6508 – Back C

October 23, 2026October 23, 2026 Master Builder
6508 – Back B
Alternate Builds Race Town Town Alternate Builds Very Small Builds 

6508 – Back B

October 23, 2026October 23, 2026 Master Builder
6508 – Back A
Alternate Builds Race Town Town Alternate Builds Very Small Builds 

6508 – Back A

October 23, 2026October 23, 2026 Master Builder
6665 – Back C
Alternate Builds Classic Town Instructions Added Recreation Small Alt Build Small Builds Town Town Alternate Builds 

6665 – Back C

October 21, 2026October 23, 2026 Master Builder
6665 – Back B
Alternate Builds Classic Town Instructions Added Recreation Small Alt Build Small Builds Town Town Alternate Builds 

6665 – Back B

October 21, 2026October 23, 2026 Master Builder
6665 – Back A
Alternate Builds Classic Town Instructions Added Recreation Small Alt Build Small Builds Town Town Alternate Builds 

6665 – Back A

October 21, 2026October 23, 2026 Master Builder
6615 – Back D
Airport Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6615 – Back D

October 13, 2026October 23, 2026 Master Builder

STAR WARSView All

7151 – Back B
Alternate Builds Episode I Medium Builds Star Wars Star Wars Alternate Builds 

7151 – Back B

September 1, 2023September 1, 2023 Master Builder

From: 7151: Sith InfiltratorName: TBDSubmitted by: USERInstructions

HARRY POTTERView All

4709 – Back C
Alternate Builds Extra Large Builds Harry Potter Harry Potter Alternate Builds Instructions Added Sorcerer's Stone 

4709 – Back C

June 12, 2024June 17, 2024 Master Builder

From: 4709: Hogwarts CastleName: Gryffindor Tower Instructions: View PDF | Download .io File

INSTRUCTIONS ADDEDView All

6985 – Back D
Alternate Builds Classic Space Classic Space Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added Space 

6985 – Back D

6803 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Very Small Builds 

6803 – Back C

6898 – Back B
Alternate Builds Ice Planet 2002 Ice Planet 2002 Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6898 – Back B

6879 – Back A
Alternate Builds Ice Planet 2002 Ice Planet 2002 Alternate Builds Instructions Added Small Alt Build Small Builds 

6879 – Back A

7725 – Back B
Alternate Builds Instructions Added Medium Alt Build Medium Builds Train Train Alternate Builds 

7725 – Back B

1858 – Back A
Alternate Builds Exploriens Exploriens Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

1858 – Back A

6074 – Inside B
Alternate Builds Castle Castle Alternate Builds Instructions Added Large Alt Build Large Builds 

6074 – Inside B

6899 – Back A
Alternate Builds Exploriens Exploriens Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6899 – Back A

4582 – Instructions B
Alternate Builds Drome Racers Instructions Added Racers Racers Alternate Builds Very Small Alt Build Very Small Builds 

4582 – Instructions B

6850 – Back C
Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6850 – Back C

720 – Inside E
Alternate Builds Basic Instructions Added LEGOLAND Alternate Builds Medium Alt Build Medium Builds Universal Building Set Universal Building Set Alternate Builds 

720 – Inside E

1974-4 – Back A
Alternate Builds Bonus/Value Pack Alternate Builds Futuron Futuron Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

1974-4 – Back A

6845 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6845 – Back A

6085 – Back B
Alternate Builds Black Knights Castle Castle Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added 

6085 – Back B

720 – Inside D
Alternate Builds Basic Instructions Added LEGOLAND Alternate Builds Medium Alt Build Medium Builds Universal Building Set Universal Building Set Alternate Builds 

720 – Inside D

6811 – Back C
Alternate Builds Instructions Added M:Tron M:Tron Alternate Builds Space Very Small Alt Build Very Small Builds 

6811 – Back C

1968 – Back D
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

1968 – Back D

6373 – Back E
Alternate Builds Classic Town Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds Traffic 

6373 – Back E

6135 – Back B
Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6135 – Back B

6506 – Back C
Alternate Builds Classic Town Instructions Added Police Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6506 – Back C

6357 – Back C
Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds Traffic 

6357 – Back C

6390 – Back F
Alternate Builds Classic Town Extra Large Alt Build Extra Large Builds Instructions Added Town Town Alternate Builds Traffic 

6390 – Back F

6533 – Back B
Alternate Builds Classic Town Instructions Added Police Small Alt Build Small Builds Town Town Alternate Builds 

6533 – Back B

720 – Inside C
Alternate Builds Basic Instructions Added LEGOLAND Alternate Builds Medium Alt Build Medium Builds Universal Building Set Universal Building Set Alternate Builds 

720 – Inside C

6746 – Back A
Alternate Builds Indians Instructions Added Small Alt Build Small Builds Western Western Alternate Builds 

6746 – Back A

6367 – Back C
Alternate Builds Cargo Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6367 – Back C

6593 – Back A
Alternate Builds Classic Town Fire Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6593 – Back A

6898 – Back C
Alternate Builds Ice Planet 2002 Ice Planet 2002 Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6898 – Back C

6260 – Back B
Alternate Builds Instructions Added Pirates Pirates Alternate Builds Pirates I Small Alt Build Small Builds 

6260 – Back B

6841 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6841 – Back C

6780 – Back E
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6780 – Back E

6073 – Back B
Alternate Builds Castle Castle Alternate Builds Instructions Added Large Alt Build Large Builds 

6073 – Back B

6075-1 – Back B
Castle Castle Alternate Builds Instructions Added Large Alt Build Large Builds Wolfpack 

6075-1 – Back B

6370 – Back A
Alternate Builds Building Classic Town Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6370 – Back A

6970 – Back H
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6970 – Back H

6390 – Back E
Alternate Builds Classic Town Extra Large Alt Build Extra Large Builds Instructions Added Town Town Alternate Builds Traffic 

6390 – Back E

6931 – Inside B
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6931 – Inside B

6980 – Back F
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Large Alt Build Large Builds Space 

6980 – Back F

BrickJournal Issue 6 Volume 2 Page 40 – Proto 2
Concepts and Prototypes Instructions Added M:Tron M:Tron Alternate Builds Small Alt Build Small Builds Space 

BrickJournal Issue 6 Volume 2 Page 40 – Proto 2

6851 – Back C
Alternate Builds Blacktron II Blacktron II Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6851 – Back C

6030 – Back B
Alternate Builds Black Falcons Castle Castle Alternate Builds Instructions Added Small Alt Build Small Builds 

6030 – Back B

6687 – Back E
Airport Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6687 – Back E

Book 6000 – Page 8-9
Classic Town Idea Book Instructions Added Town 

Book 6000 – Page 8-9

6895 – Back B
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Space Police I Space Police I Alternate Builds 

6895 – Back B

6506 – Back A
Alternate Builds Classic Town Instructions Added Police Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6506 – Back A

6848 – Back C
Alternate Builds Duplicate Alternate Number Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6848 – Back C

920 – Back F
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

920 – Back F

6835 – Back A
Alternate Builds Instructions Added Small Alt Build Small Builds Spyrius Spyrius Alternate Builds 

6835 – Back A

6929 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6929 – Back C

6257 – Back B
Alternate Builds Instructions Added Pirates Pirates Alternate Builds Pirates I Small Alt Build Small Builds 

6257 – Back B

7128 – Back A
Alternate Builds Episode IV/V/VI Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

7128 – Back A

6086 – Back A
Alternate Builds Black Knights Castle Castle Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added 

6086 – Back A

4735 – Back B
Alternate Builds Chamber of Secrets Harry Potter Harry Potter Alternate Builds Instructions Added Small Builds 

4735 – Back B

6402 – Back B
Alternate Builds Instructions Added Paradisa Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6402 – Back B

5540 – Back A
Alternate Builds Instructions Added Large Alt Build Large Builds Model Team Model Team Alternate Builds 

5540 – Back A

6135 – Back A
Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Small Alt Build Small Builds 

6135 – Back A

7110 – Back A
Alternate Builds Episode IV/V/VI Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

7110 – Back A

6740 – Back B
Alternate Builds Alternate Instructions Included Instructions Added Island Xtreme Stunts Island Xtreme Stunts Alternate Builds Medium Alt Build Medium Builds 

6740 – Back B

6854 – Back A
Alternate Builds Exploriens Exploriens Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6854 – Back A

6755 – Back B
Alternate Builds Cowboys Instructions Added Medium Alt Build Medium Builds Western Western Alternate Builds 

6755 – Back B

Book 6000 – Page 80-81
ABCs Castle Castle Alternate Builds Idea Book Instructions Added Large Alt Build 

Book 6000 – Page 80-81

1954 – Back B
Alternate Builds Instructions Added Space Spyrius Spyrius Alternate Builds Very Small Alt Build Very Small Builds 

1954 – Back B

6875 – Back D
Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6875 – Back D

6027 – Back B
Alternate Builds Castle Castle Alternate Builds Fright Knights Instructions Added Small Alt Build Small Builds 

6027 – Back B

4883 – Instructions D
Alternate Builds Designer Sets Designer Sets Alternate Builds Instructions Added Small Alt Build Small Builds 

4883 – Instructions D

7140 – Instructions 2
Alternate Builds Instructions Added Medium Alt Build Medium Builds Star Wars Star Wars Alternate Builds 

7140 – Instructions 2

6542 – Back A
Alternate Builds Classic Town Extra Large Alt Build Extra Large Builds Harbor Instructions Added Town Town Alternate Builds 

6542 – Back A

6988 – Back B
Alternate Builds Blacktron II Blacktron II Alternate Builds Instructions Added Large Alt Build Large Builds 

6988 – Back B

6390 – Back B
Alternate Builds Classic Town Extra Large Alt Build Extra Large Builds Instructions Added Town Town Alternate Builds Traffic 

6390 – Back B

6510 – Back A
Alternate Builds Instructions Added Race Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6510 – Back A

6929 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6929 – Back A

6881 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6881 – Back C

6828 – Back A
Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6828 – Back A

6683 – Back C
Alternate Builds Classic Town Food and Drink Instructions Added Small Builds Town Town Alternate Builds 

6683 – Back C

Book 260 – Page 48-49
Futuron Futuron Alternate Builds Idea Book Instructions Added Small Alt Build Space 

Book 260 – Page 48-49

924 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

924 – Back C

6834 – Back C
Alternate Builds Ice Planet 2002 Ice Planet 2002 Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6834 – Back C

6856 – Back C
Alternate Builds Exploriens Exploriens Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6856 – Back C

6804 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6804 – Back C

1731 – Back A
Alternate Builds Ice Planet 2002 Ice Planet 2002 Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

1731 – Back A

6646 – Back C
Alternate Builds Classic Town Instructions Added Race Small Alt Build Small Builds Town Town Alternate Builds 

6646 – Back C

6668 – Back A
Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds Traffic 

6668 – Back A

6360 – Back A
Alternate Builds Building Classic Town Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6360 – Back A

1526 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

1526 – Back A

720 – Back D
Alternate Builds Basic Instructions Added LEGOLAND Alternate Builds Medium Alt Build Medium Builds Universal Building Set Universal Building Set Alternate Builds 

720 – Back D

6541 – Back D
Alternate Builds Classic Town Harbor Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6541 – Back D

6813 – Back B
Alternate Builds Instructions Added Space Space Police II Space Police II Alternate Builds Very Small Alt Build Very Small Builds 

6813 – Back B

6884 – Back A
Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6884 – Back A

6512 – Back A
Alternate Builds Classic Town Construction Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6512 – Back A

6529 – Back C
Airport Alternate Builds Classic Town Instructions Added Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6529 – Back C

Book 6000 – Page 44-45
Classic Town Extra Large Alt Build Idea Book Instructions Added Town 

Book 6000 – Page 44-45

Book 7777 – Page 48-49
Idea Book Instructions Added Large Alt Build Large Builds Town Train 

Book 7777 – Page 48-49

6190 – Back D
Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6190 – Back D

6348 – Back E
Alternate Builds Classic Town Instructions Added Police Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6348 – Back E

6115 – Back C
Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6115 – Back C

6581 – Back A
Alternate Builds Classic Town Construction Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6581 – Back A

4709 – Back B
Alternate Builds Extra Large Builds Harry Potter Harry Potter Alternate Builds Instructions Added Sorcerer's Stone 

4709 – Back B

607 – Back A
Alternate Builds Classic Town Construction Instructions Added Town Town Alternate Builds Very Small Alt Build Very Small Builds 

607 – Back A

6939 – Back C
Alternate Builds Instructions Added Medium Alt Build Medium Builds Spyrius Spyrius Alternate Builds 

6939 – Back C

6933 – Back C
Alternate Builds Blacktron II Blacktron II Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6933 – Back C

EXPLORE MORE OFFICIAL SETS

6643: Fire Truck
Classic Town Fire Official Sets Small Builds Town Town Sets 

6643: Fire Truck

July 2, 2024July 2, 2024 Master Builder

Year Released: 1988BricklinkInstructions

6054: Forestmen’s Hideout
Castle Castle Sets Forestmen Medium Builds Niels Milan Pedersen Official Sets 

6054: Forestmen’s Hideout

April 10, 2021July 29, 2023 Master Builder
4730: The Chamber of Secrets
Chamber of Secrets Extra Large Builds Harry Potter Harry Potter Sets Official Sets 

4730: The Chamber of Secrets

January 23, 2024January 23, 2024 Master Builder
6592: Vacation Hideaway (Weekend Cottage)
Building Classic Town Official Sets Small Builds Town Town Sets 

6592: Vacation Hideaway (Weekend Cottage)

June 23, 2025June 23, 2025 Master Builder
510: Basic Building Set
Basic Official Sets Small Builds Universal Building Set 

510: Basic Building Set

July 11, 2024July 11, 2024 Master Builder
1853: Navigator
Box Plus Different Box Versions Medium Builds Official Sets Storage Container Time Cruisers Time Cruisers Sets 

1853: Navigator

March 18, 2025March 5, 2026 Master Builder
6043: Dragon Defender
Castle Castle Sets Dragon Knights Medium Builds Official Sets 

6043: Dragon Defender

November 20, 2023November 20, 2023 Master Builder
6487: Mountain Rescue
Official Sets Outback Small Builds Town Town Sets 

6487: Mountain Rescue

July 25, 2022July 25, 2022 Master Builder
6510: Mud Runner
Official Sets Race Town Town Sets Very Small Builds 

6510: Mud Runner

May 8, 2022May 8, 2022 Master Builder
7143: Jedi Starfighter
Episode II Medium Builds Official Sets Star Wars Star Wars Sets 

7143: Jedi Starfighter

December 29, 2021December 29, 2021 Master Builder
2162: Hydro Reef Wrecker
Aquaraiders I Aquazone Aquazone Sets Large Builds Official Sets 

2162: Hydro Reef Wrecker

July 18, 2022July 18, 2022 Master Builder
9355: Dacta Space Theme Set
Educational & Dacta Extra Large Builds Futron Sets Futuron Official Sets Space 

9355: Dacta Space Theme Set

March 2, 2023May 18, 2023 Master Builder
8860: Car Chassis (Auto Chassis)
Extra Large Builds Official Sets Technic Technic Sets 

8860: Car Chassis (Auto Chassis)

January 2, 2024January 2, 2024 Master Builder
2331: Barney The Skateboard Bear
Basic Set Duplo Duplo Sets Official Sets Very Small Builds 

2331: Barney The Skateboard Bear

December 29, 2021December 29, 2021 Master Builder
1843 – Bottom
Bonus/Value Pack Alternate Builds Castle Castle Alternate Builds Instructions Added Official Sets Royal Knights Small Alt Build Small Builds Space Spyrius Spyrius Alternate Builds 

1843 – Bottom

January 22, 2021March 14, 2025 Master Builder
7258: Wookiee Attack
Episode III Large Builds Official Sets Star Wars Star Wars Sets 

7258: Wookiee Attack

March 1, 2023March 1, 2023 Master Builder

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About This Site

Logo
There were once pictures of additional LEGO® builds on the back of set boxes. Written on the boxes was typically something about the endless building possibilities, "Build any of these exciting models with this set!" There were no instructions for these alternate builds, until now.

Sets

  • Adventurers
  • Aquazone
  • BATMAN
  • Bionicle
  • Belville
  • Building Set with People
  • Castle
  • Duplo
  • Fabuland
  • Harry Potter
  • Holiday and Event
  • LEGOLAND
  • Model Team
  • Pirates
  • Space
  • Star Wars
  • Technic
  • Train
  • Town
  • Universal Building Set
  • Western
  • More Sets
  • Misc

Useful Links

  • Submit Instructions!
  • New Instructions
  • New Official Sets
  • New Alternate Builds
  • Minifigs
  • Very Small Builds (<35 pcs)
  • Small Builds (<100 pcs)
  • Medium Builds (<200 pcs)
  • Large Builds (<400 pcs)
  • Extra Large Builds (>400 pcs)
  • How BOTBB was Built

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The classic space set that never was.

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