Skip to content
Back of the Box Builds

Back of the Box Builds

LEGO Alternate Builds!

  • SETS
    • Adventurers
    • Aquazone
    • Belville
    • Building Set with People
    • Castle
    • Duplo
    • Fabuland
    • Harry Potter
    • Holiday and Event
    • LEGOLAND
    • Model Team
    • Pirates
    • Space
    • Star Wars
    • Technic
    • 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

Technic

Medium Builds Official Sets Super Model Technic Technic Alternate Builds Technic Sets 

120270: The Great Technic Racer

March 8, 2025March 8, 2025 Master Builder 4468 Views

Year Released: 1991BricklinkInstructions This is a super model set made by combining sets: 8024: Universal Set8815: Speedway Bandit8820: Mountain Rambler

Read more
Alternate Builds Large Builds Technic Technic Alternate Builds 

857 – Bottom

January 6, 2025January 6, 2025 Master Builder 1877 Views

From: 857: MotorcycleName: TBDSubmitted by: USERInstructions

Read more
Alternate Builds Large Builds Technic Technic Alternate Builds 

857 – Back

January 6, 2025January 6, 2025 Master Builder 1949 Views

From: 857: MotorcycleName: TBDSubmitted by: USERInstructions

Read more
Extra Large Builds Official Sets Technic Technic Sets 

857: Motorcycle

January 6, 2025January 6, 2025 Master Builder 4707 Views

Year Released: 1979BricklinkInstructions

Read more
Alternate Builds Medium Builds Technic Technic Alternate Builds 

8044 – Inside B

August 23, 2024August 23, 2024 Master Builder 1744 Views

From: 8044: Universal Pneumatic SetName: TBDSubmitted by: USERInstructions

Read more
Alternate Builds Medium Builds Technic Technic Alternate Builds 

8044 – Inside A

August 23, 2024August 23, 2024 Master Builder 1744 Views

From: 8044: Universal Pneumatic SetName: TBDSubmitted by: USERInstructions

Read more
Alternate Builds Medium Builds Technic Technic Alternate Builds 

8044 – Back B

August 23, 2024August 23, 2024 Master Builder 1686 Views

From: 8044: Universal Pneumatic SetName: TBDSubmitted by: USERInstructions

Read more
Alternate Builds Medium Builds Technic Technic Alternate Builds 

8044 – Back A

August 23, 2024August 23, 2024 Master Builder 1644 Views

From: 8044: Universal Pneumatic SetName: TBDSubmitted by: USERInstructions

Read more
Medium Builds Official Sets Technic Technic Sets 

8044: Universal Pneumatic Set

August 23, 2024August 23, 2024 Master Builder 4322 Views

Year Released: 1989BricklinkInstructions

Read more
Alternate Builds Medium Builds Technic Technic Alternate Builds 

8064 – Inside A

February 8, 2024February 8, 2024 Master Builder 1836 Views

From: 8064: Universal Motor Set 9VName: TBDSubmitted by: USERInstructions

Read more
Alternate Builds Medium Builds Technic Technic Alternate Builds 

8064 – Back C

February 8, 2024February 8, 2024 Master Builder 1947 Views

From: 8064: Universal Motor Set 9VName: TBDSubmitted by: USERInstructions

Read more
Alternate Builds Medium Builds Technic Technic Alternate Builds 

8064 – Back B

February 8, 2024February 8, 2024 Master Builder 1876 Views

From: 8064: Universal Motor Set 9VName: TBDSubmitted by: USERInstructions

Read more
Alternate Builds Medium Builds Technic Technic Alternate Builds 

8064 – Back A

February 8, 2024February 8, 2024 Master Builder 1727 Views

From: 8064: Universal Motor Set 9VName: TBDSubmitted by: USERInstructions

Read more
Large Builds Official Sets Technic Technic Sets 

8064: Universal Motor Set 9V

February 8, 2024February 8, 2024 Master Builder 4633 Views

Year Released: 1990BricklinkInstructions

Read more
Alternate Builds Medium Builds Technic Technic Alternate Builds 

8860 – Back A

January 2, 2024January 2, 2024 Master Builder 2196 Views

From: 8860: Car Chassis (Auto Chassis)Name: TBDSubmitted by: USERInstructions

Read more
Extra Large Builds Official Sets Technic Technic Sets 

8860: Car Chassis (Auto Chassis)

January 2, 2024January 2, 2024 Master Builder 4758 Views

Year Released: 1980BricklinkInstructions

Read more
Alternate Builds Large Builds Star Wars Technic Technic Technic Alternate Builds 

8000 – Back A

September 11, 2023September 11, 2023 Master Builder 1753 Views

From: 8000: Pit DroidName: TBDSubmitted by: USERInstructions

Read more
Large Builds Official Sets Technic Technic Sets 

8000: Pit Droid

September 11, 2023September 11, 2023 Master Builder 4680 Views

Year Released: 2000BricklinkInstructions

Read more
Alternate Builds Large Builds Star Wars Technic Technic Technic Alternate Builds 

8001 – Back A

September 1, 2023September 1, 2023 Master Builder 1675 Views

From: 8001: Battle DroidName: TBDSubmitted by: USERInstructions

Read more
Large Builds Official Sets Technic Technic Sets 

8001: Battle Droid

September 1, 2023September 1, 2023 Master Builder 4487 Views

Year Released: 2000BricklinkInstructions

Read more
Idea Book Technic Technic Alternate Builds 

854 Instructions – Page 30-31

August 29, 2023August 29, 2023 Master Builder 3404 Views

From: 854: Go-KartYear Released: 1978 Builds will be NUMBERED left to right.

Read more
ABCs Idea Book Technic Technic Alternate Builds 

854 Instructions – Page 28-29

August 29, 2023August 29, 2023 Master Builder 3312 Views

From: 854: Go-KartYear Released: 1978 *Alternate Build Connection: 853: Auto Chassis, 852: Helicopter, 871: Expert Builder/Gear Parts Builds will be

Read more
ABCs Idea Book Technic Technic Alternate Builds 

854 Instructions – Page 26-27

August 29, 2023August 29, 2023 Master Builder 3417 Views

From: 854: Go-KartYear Released: 1978 *Alternate Build Connection: 854: Go-Kart, 850: Fork Lift, 851: Tractor Builds will be NUMBERED left

Read more
Idea Book Technic Technic Alternate Builds 

854 Instructions – Page 2-3

August 29, 2023August 29, 2023 Master Builder 3498 Views

From: 854: Go-KartYear Released: 1978 Builds will be NUMBERED left to right.

Read more
Idea Book Technic Technic Alternate Builds 

854 Instructions – Page 4-5

August 29, 2023August 29, 2023 Master Builder 3481 Views

From: 854: Go-KartYear Released: 1978 Builds will be NUMBERED left to right.

Read more
Idea Book Technic Technic Alternate Builds 

854 Instructions – Page 6-7

August 29, 2023August 29, 2023 Master Builder 3377 Views

From: 854: Go-KartYear Released: 1978 Builds will be NUMBERED left to right.

Read more
Alternate Builds Small Builds Technic Technic Alternate Builds 

854 – Back

August 28, 2023January 6, 2025 Master Builder 1945 Views

From: 854: Go-KartName: TBDSubmitted by: USERInstructions

Read more
Alternate Builds Small Builds Technic Technic Alternate Builds 

854 – Front

August 28, 2023January 6, 2025 Master Builder 2011 Views

From: 854: Go-KartName: TBDSubmitted by: USERInstructions

Read more
Medium Builds Official Sets Technic Technic Sets 

854: Go-Kart

August 28, 2023January 6, 2025 Master Builder 4672 Views

Year Released: 1978BricklinkInstructions 854 Instructions – Page 2-3 854 Instructions – Page 4-5 854 Instructions – Page 6-7 854 Instructions

Read more
Alternate Builds Episode I Extra Large Builds Star Wars Star Wars Alternate Builds Star Wars Technic Technic 

8002 – Back A

August 17, 2023September 1, 2023 Master Builder 2376 Views

From: 8002: Destroyer DroidName: TBDSubmitted by: USERInstructions

Read more
Episode I Extra Large Builds Official Sets Star Wars Star Wars Sets Star Wars Technic Technic 

8002: Destroyer Droid

August 17, 2023September 1, 2023 Master Builder 4303 Views

Year Released: 2000BricklinkInstructions

Read more
Alternate Builds Instructions Added Medium Alt Build Medium Builds Technic Technic Alternate Builds 

8024 – Back C

October 20, 2019May 16, 2024 Master Builder 3204 Views

From: 8024: Universal SetName: Basic Aircraft Instructions: View PDF | Download .io File

Read more
Alternate Builds Medium Builds Technic Technic Alternate Builds 

8024 – Back B

October 20, 2019October 20, 2019 Master Builder 2338 Views

From: 8024: Universal SetName: TBDSubmitted by: TBDInstructions

Read more
Alternate Builds Medium Builds Technic Technic Alternate Builds 

8024 – Back A

October 20, 2019October 20, 2019 Master Builder 1540 Views

From: 8024: Universal SetName: TBDSubmitted by: TBDInstructions

Read more
Medium Builds Official Sets Technic Technic Sets 

8024: Universal Set

October 20, 2019August 28, 2023 Master Builder 4254 Views

Year Released: 1989BricklinkInstructions

Read more

EXPLORE MORE OFFICIAL SETS

1620: Astro Dart
Bjarne Tveskov Bonus/Value Pack Sets Futron Sets Futuron Official Sets Space Very Small Builds 

1620: Astro Dart

September 6, 2023September 7, 2023 Master Builder

Year Released: 1990Designer: Bjarne TveskovBricklinkInstructions *This set was available in 1616: Space Combi-Pack. The back of this box was glued to the

6506: Precinct Cruiser
Classic Town Official Sets Police Town Town Sets Very Small Builds 

6506: Precinct Cruiser

July 12, 2021July 12, 2021 Master Builder
6155: Deep Sea Predator
Aquashark Aquazone Aquazone Sets Official Sets Small Builds 

6155: Deep Sea Predator

May 10, 2022May 10, 2022 Master Builder
6260: Shipwreck Island
Niels Milan Pedersen Official Sets Pirates Pirates I Pirates Sets Small Builds 

6260: Shipwreck Island

April 9, 2020July 29, 2023 Master Builder
6337: Fast Track Finish
Classic Town Large Builds Official Sets Race Town Town Sets 

6337: Fast Track Finish

December 4, 2023December 4, 2023 Master Builder
6245: Harbor Sentry
Imperial Soldiers Niels Milan Pedersen Official Sets Pirates Pirates I Pirates Sets Very Small Builds 

6245: Harbor Sentry

July 13, 2021July 29, 2023 Master Builder
918: Space Transport
Box Plus Classic Space Classic Space Sets Jens Nygaard Knudsen LL Link Official Sets Playscape/Play Stage Box Small Builds Space 

918: Space Transport

April 27, 2020October 21, 2024 Master Builder
7127: Imperial AT-ST
Episode IV/V/VI Official Sets Small Builds Star Wars Star Wars Sets 

7127: Imperial AT-ST

December 29, 2021December 29, 2021 Master Builder
6286: Skull’s Eye Schooner
Extra Large Builds Niels Milan Pedersen Official Sets Pirates Pirates I Pirates Sets 

6286: Skull’s Eye Schooner

February 8, 2022July 29, 2023 Master Builder
780: Road Construction Set
Hospital LEGOLAND Medium Builds Official Sets 

780: Road Construction Set

February 14, 2024February 14, 2024 Master Builder
6811: Pulsar Charger
M:Tron M:Tron Sets Official Sets Space Very Small Builds 

6811: Pulsar Charger

April 17, 2020April 17, 2020 Master Builder
6359: Horse Trailer
Classic Town Medium Builds Official Sets Recreation Town Town Sets 

6359: Horse Trailer

October 8, 2024October 8, 2024 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
6532: Diesel Dumper
Classic Town Construction Official Sets Town Town Sets Very Small Builds 

6532: Diesel Dumper

November 19, 2020November 19, 2020 Master Builder
6675: Road & Trail 4×4
Classic Town Off-Road Official Sets Small Builds Town Town Sets 

6675: Road & Trail 4×4

March 20, 2023March 20, 2023 Master Builder
6842: Shuttle Craft
Classic Space Classic Space Sets Official Sets Small Builds 

6842: Shuttle Craft

October 21, 2019October 21, 2019 Master Builder

BOXES

INSTRUCTIONS

FAVORITES

MINIFIGS

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
  • Belville
  • Building Set with People
  • Castle
  • Duplo
  • Fabuland
  • Harry Potter
  • Holiday and Event
  • LEGOLAND
  • Model Team
  • Pirates
  • Space
  • Star Wars
  • Technic
  • 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

In Honor of 1526

The classic space set that never was.

Copyright © 2025 Back of the Box Builds. All rights reserved. LEGO® is a trademark of the LEGO Group of companies which does not sponsor, authorize, or endorse this site.