Skip to content
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
Alternate Builds Classic Town Medium Builds Police Town Town Alternate Builds 

6344 – Back B

October 8, 2024October 8, 2024 Master Builder 4373 Views

From: 6344: Jet Speed Justice
Name: TBD
Submitted by: USER
Instructions

  • ← 6344 – Back A
  • 6344 – Back C →

You May Also Like

6249 – Back A

November 16, 2019February 20, 2025 Master Builder

6985 – Inside A

September 28, 2019August 16, 2023 Master Builder

6846 – Back B

September 26, 2019October 25, 2021 Master Builder

6633 – Back D

April 19, 2021April 19, 2021 Master Builder

6955 – Back D

February 5, 2023February 13, 2023 Master Builder

6665 – Back B

October 21, 2026October 23, 2026 Master Builder

EXPLORE MORE OFFICIAL SETS

6430: Night Patroller
Classic Town Medium Builds Official Sets Police Town Town Sets 

6430: Night Patroller

April 9, 2020February 4, 2021 Master Builder

Year Released: 1991BricklinkInstructions

857: Motorcycle
Extra Large Builds Official Sets Technic Technic Sets 

857: Motorcycle

January 6, 2025January 6, 2025 Master Builder
6972: Polaris I Space Lab
Classic Space Classic Space Sets Large Builds Official Sets 

6972: Polaris I Space Lab

September 12, 2019November 21, 2023 Master Builder
6076: Dark Dragon’s Den
Castle Castle Sets Dragon Knights Medium Builds Official Sets 

6076: Dark Dragon’s Den

December 27, 2021December 27, 2021 Master Builder
6877: Vector Detector
ABCs M:Tron M:Tron Sets Official Sets Small Builds Space 

6877: Vector Detector

June 7, 2021October 14, 2024 Master Builder
1630: Helicopter
Airport Classic Town Official Sets Town Town Sets Very Small Builds 

1630: Helicopter

April 8, 2025April 8, 2025 Master Builder
6579: Ice Surfer
Arctic Medium Builds Official Sets Town Town Sets 

6579: Ice Surfer

May 22, 2026May 22, 2026 Master Builder
1499: Twin Starfire
Classic Space Classic Space Sets Official Sets Small Builds Space 

1499: Twin Starfire

February 3, 2021February 3, 2021 Master Builder
6750: Sonic Robot
Classic Space Classic Space Sets Official Sets Small Builds 

6750: Sonic Robot

September 22, 2019September 28, 2019 Master Builder
6419: Rolling Acres Ranch
Large Builds Official Sets Paradisa Town Town Sets 

6419: Rolling Acres Ranch

August 10, 2026August 10, 2026 Master Builder
6558: Shark Cage Cove
Divers Medium Builds Official Sets Town Town Sets 

6558: Shark Cage Cove

December 29, 2021December 29, 2021 Master Builder
4706: Forbidden Corridor
Harry Potter Harry Potter Sets Large Builds Official Sets Sorcerer's Stone 

4706: Forbidden Corridor

February 27, 2023February 27, 2023 Master Builder
2845: Indian Chief
Indians Official Sets Very Small Builds Western Western Sets 

2845: Indian Chief

October 10, 2023October 10, 2023 Master Builder
6975: Alien Avenger
Large Builds Official Sets Space UFO UFO Sets 

6975: Alien Avenger

November 9, 2019July 21, 2025 Master Builder
6643: Fire Truck
Classic Town Fire Official Sets Small Builds Town Town Sets 

6643: Fire Truck

July 2, 2024July 2, 2024 Master Builder
6896: Celestial Forager
ABCs Jørn Thomsen M:Tron M:Tron Sets Official Sets Small Builds Space 

6896: Celestial Forager

January 26, 2022July 31, 2023 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
  • 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

In Honor of 1526

The classic space set that never was.

Copyright © 2026 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.