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
    • Wild West
    • More Sets
    • Misc
  • USEFUL LINKS
    • Contribute!
    • New Instructions
    • New Official Sets
    • New Alternate Builds
    • Minifigs
    • Very Small Builds
    • Small Builds
    • Medium Builds
    • Large Builds
    • Extra Large Builds
    • About
  • THIS IS AN INDEPENDENT SITE NOT AUTHORIZED OR SPONSORED BY THE LEGO GROUP

Space Police I

Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added Space Space Police I Space Police I Alternate Builds 

6986 – Back A

June 3, 2023June 4, 2023 Master Builder 1779 Views

From: 6986: Mission CommanderName (Model Prison): Space Lock-Up Isolation Outpost Instructions: View PDF Name (Model Spaceship): Mission Striker Instructions: View

Read more
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Space Police I Space Police I Alternate Builds 

6986 – Back C

May 26, 2023June 4, 2023 Master Builder 2124 Views

From: 6986: Mission CommanderName (Model Spaceship): Wheeled Ship Instructions: View PDF Name (Model Vehicle): Walker Instructions: View PDF

Read more
Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added Space Space Police I Space Police I Alternate Builds 

6986 – Back D

April 21, 2023May 31, 2023 Master Builder 2230 Views

From: 6986: Mission CommanderName: Mission Overlord Instructions: View PDF

Read more
Prototypes Space Space Police I Space Police I Alternate Builds Space Police II Space Police II Alternate Builds 

BrickJournal Issue 6 Volume 2 Page 39 – Proto3

February 23, 2023June 5, 2023 Master Builder 2613 Views

BrickJournal Issue 6 Volume 2TwoMorrows PublishingPhoto credit Niels Milan Pedersen’s personal LEGO archives Build 1: TBDSubmitted By: USERInstructions: Build 2:

Read more
Alternate Builds Instructions Added Large Alt Build Large Builds Space Space Police I Space Police I Alternate Builds 

6955 – Back D

February 5, 2023February 13, 2023 Master Builder 1226 Views

From: 6955: Space Lock-Up Isolation BaseName: Six-barrel Justificator  Instructions: View PDF | Download .io File

Read more
Blacktron Blacktron Alternate Builds Idea Book Instructions Added Space Space Police I Space Police I Alternate Builds 

Book 260 – Page 46-47

February 5, 2023February 13, 2023 Master Builder 2598 Views

From: Idea Book 260Year Released: 1990 Build: Space Police Tactical Lock-up (Space Police) (Also on Page 42-43) Instructions: View PDF Build: Surveillance Tower

Read more
Blacktron Alternate Builds Extra Large Builds Idea Book Instructions Added M:Tron Alternate Builds Small Alt Build Space Space Police I Alternate Builds 

Book 260 – Page 42-43

February 5, 2023February 14, 2023 Master Builder 2937 Views

From: Idea Book 260Year Released: 1990 Build: Space Police Tactical Lock-up (Space Police) (Also on Page 46-47) Instructions: View PDF Build: Surveillance Tower (Space

Read more
Alternate Builds Instructions Added Large Alt Build Large Builds Space Space Police I Space Police I Alternate Builds 

6955 – Back B

December 5, 2022December 7, 2022 Master Builder 1284 Views

From: 6955: Space Lock-Up Isolation BaseName: SP-1 Supermax Prison Instructions: View PDF | Download .io File

Read more
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Space Police I Space Police I Alternate Builds 

6781 – Back C

May 18, 2022May 23, 2022 Master Builder 2363 Views

From: 6781: SP-StrikerName: Beacon of Justice Instructions: View PDF | Download .io File

Read more
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Space Police I Space Police I Alternate Builds 

6781 – Back B

April 8, 2022May 10, 2022 Master Builder 2262 Views

From: 6781: SP-StrikerName: SP Skyblade Instructions: View PDF | Download .io File

Read more
Alternate Builds Extra Large Builds Space Space Police I Space Police I Alternate Builds 

6986 – Back E

April 3, 2022April 3, 2022 Master Builder 2044 Views

From: 6986: Mission CommanderName: TBDSubmitted by: USERInstructions:

Read more
Alternate Builds Extra Large Builds Space Space Police I Space Police I Alternate Builds 

6986 – Back B

April 3, 2022April 3, 2022 Master Builder 2050 Views

From: 6986: Mission CommanderName: TBDSubmitted by: USERInstructions:

Read more
Extra Large Builds Official Sets Space Space Police I Space Police I Sets 

6986: Mission Commander

April 3, 2022April 3, 2022 Master Builder 3348 Views

Year Released: 1989BricklinkInstructions

Read more
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Space Police I Space Police I Alternate Builds 

6886 – Back C

March 29, 2022April 5, 2022 Master Builder 1085 Views

From: 6886: Galactic Peace KeeperName: SP-1 Hopper Instructions: View PDF | Download .io File

Read more
Alternate Builds Instructions Added Small Alt Build Small Builds Space Space Police I Space Police I Alternate Builds 

6886 – Back A

February 24, 2022March 17, 2022 Master Builder 2013 Views

From: 6886: Galactic Peace KeeperName: SP-1 Jumper Instructions: View PDF | Download .io File

Read more
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Space Police I Space Police I Alternate Builds 

6895 – Back C

February 17, 2022March 17, 2022 Master Builder 1517 Views

From: 6895: Spy-Trak IName: SP-1 Wheeler Instructions: View PDF | Download .io File

Read more
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Space Police I Space Police I Alternate Builds 

6895 – Back B

February 10, 2022March 17, 2022 Master Builder 2137 Views

From: 6895: Spy-Trak IName: SP-1 Mobile Tank Instructions: View PDF | Download .io File

Read more
Alternate Builds Instructions Added Small Alt Build Small Builds Space Space Police I Space Police I Alternate Builds 

6895 – Back A

February 3, 2022February 9, 2022 Master Builder 2170 Views

From: 6895: Spy-Trak IName: Co-op Starfighter Instructions: View PDF | Download .io File

Read more
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Space Police I Space Police I Alternate Builds 

6781 – Back A

April 19, 2021May 17, 2023 Master Builder 1926 Views

From: 6781: SP-StrikerName: SP-Sentinel Instructions: View PDF | Download .io File

Read more
Large Builds Official Sets Space Space Police I Space Police I Sets 

6781: SP-Striker

April 19, 2021November 18, 2021 Master Builder 2510 Views

Year Released: 1989InstructionsBricklink

Read more
Alternate Builds Large Builds Space Space Police I Space Police I Alternate Builds 

6955 – Back C

February 3, 2021February 3, 2021 Master Builder 1147 Views

From: 6955: Space Lock-Up Isolation BaseName: TBDSubmitted by: USERInstructions:

Read more
Alternate Builds Instructions Added Large Alt Build Large Builds Space Space Police I Space Police I Alternate Builds 

6955 – Back A

February 3, 2021October 25, 2021 Master Builder 2416 Views

From: 6955: Space Lock-Up Isolation BaseName: Space Gridlock Prisoner Transport Instructions: PDF (Photo Sequence)

Read more
Large Builds Official Sets Space Space Police I Space Police I Sets 

6955: Space Lock-Up Isolation Base

February 3, 2021February 13, 2023 Master Builder 3300 Views

Year Released: 1989BricklinkInstructions The box reads, “Creativity and Quality Craftsmanship are the key ingredients in this and all LEGO® brand building

Read more
Alternate Builds Instructions Added Space Space Police I Space Police I Alternate Builds Very Small Alt Build Very Small Builds 

6831 – Back C

May 3, 2020November 18, 2021 Master Builder 1439 Views

From: 6831: Message DecoderName: Message Encryptor Instructions: View PDF | Download .io File

Read more
Alternate Builds Instructions Added Space Space Police I Space Police I Alternate Builds Very Small Alt Build Very Small Builds 

6831 – Back B

May 3, 2020November 18, 2021 Master Builder 1576 Views

From: 6831: Message DecoderName: Transmission Interceptor Instructions: View PDF | Download .io File

Read more
Alternate Builds Instructions Added Space Space Police I Space Police I Alternate Builds Very Small Alt Build Very Small Builds 

6831 – Back A

May 3, 2020November 18, 2021 Master Builder 1735 Views

From: 6831: Message DecoderName: Message Runner Instructions: View PDF | Download .io File

Read more
Official Sets Space Space Police I Space Police I Sets Very Small Builds 

6831: Message Decoder

May 3, 2020May 3, 2020 Master Builder 2740 Views

Year Released: 1989InstructionsBricklink

Read more
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space Space Police I Space Police I Alternate Builds 

6886 – Back B

April 8, 2020October 25, 2021 Master Builder 2260 Views

From: 6886: Galactic Peace KeeperName: Directive Detective Instructions: View PDF | Download .io File

Read more
Medium Builds Official Sets Space Space Police I Space Police I Sets 

6886: Galactic Peace Keeper

April 8, 2020April 17, 2020 Master Builder 3430 Views

Year Released: 1989InstructionsBricklink

Read more
Medium Builds Official Sets Space Space Police I Space Police I Sets 

6895: Spy-Trak I

April 8, 2020March 17, 2022 Master Builder 3170 Views

Year Released: 1989Bricklink

Read more

EXPLORE MORE OFFICIAL SETS

1789: Star Hawk II
Medium Builds Official Sets Space Unitron Unitron Sets 

1789: Star Hawk II

July 18, 2020July 18, 2020 Master Builder

Year Released: 1995InstructionsBricklink

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
897: Mobile Missile Command
Classic Space Classic Space Sets Official Sets Small Builds 

897: Mobile Missile Command

September 14, 2019September 28, 2019 Master Builder
6055: Prisoner Convoy
Castle Castle Sets Forestmen Lion Knights Official Sets Small Builds 

6055: Prisoner Convoy

May 20, 2021May 20, 2021 Master Builder
6919: Planetary Prowler
Insectoids Insectoids Sets Large Builds Official Sets 

6919: Planetary Prowler

November 9, 2019November 9, 2019 Master Builder
6746: Chief’s Tepee
Indians Medium Builds Official Sets Wild West Wild West Sets 

6746: Chief’s Tepee

February 27, 2023February 27, 2023 Master Builder
4501: Mos Eisley Cantina
Episode IV/V/VI Medium Builds Official Sets Star Wars Star Wars Sets 

4501: Mos Eisley Cantina

December 29, 2021December 29, 2021 Master Builder
1787: Crater Cruiser
Medium Builds Official Sets Space Unitron Unitron Sets 

1787: Crater Cruiser

April 9, 2020July 18, 2020 Master Builder
6516: Moon Walker
Launch Command Official Sets Recreation Town Town Sets Very Small Builds 

6516: Moon Walker

April 9, 2020April 9, 2020 Master Builder
6832: Super Nova II
Blacktron II Blacktron II Sets Official Sets Very Small Builds 

6832: Super Nova II

October 5, 2019October 5, 2019 Master Builder
1877: Crusader’s Cart
Castle Castle Sets Forestmen Official Sets Small Builds 

1877: Crusader’s Cart

October 11, 2021October 11, 2021 Master Builder
4504: Millennium Falcon (Redesign)
Episode IV/V/VI Extra Large Builds Official Sets Star Wars Star Wars Sets 

4504: Millennium Falcon (Redesign)

May 15, 2023May 15, 2023 Master Builder
918: Space Transport
Classic Space Classic Space Sets Official Sets Small Builds Space 

918: Space Transport

April 27, 2020April 27, 2020 Master Builder
6256: Islander Catamaran
Islanders Official Sets Pirates Pirates I Pirates Sets Small Builds 

6256: Islander Catamaran

June 6, 2022June 6, 2022 Master Builder
6972: Polaris I Space Lab
Classic Space Classic Space Sets Large Builds Official Sets 

6972: Polaris I Space Lab

September 12, 2019September 28, 2019 Master Builder
6813: Galactic Chief
Official Sets Space Space Police II Space Police II Sets Very Small Builds 

6813: Galactic Chief

April 8, 2020April 8, 2020 Master Builder

BUILD!

MINIFIGS

About This Site

Logo
There were once pictures of additional builds on the back of LEGO® boxes. Written on the box was text that read, "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
  • Wild West
  • More Sets
  • Misc

Useful Links

  • Contribute!
  • 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)
  • About

In Honor of 1526

The classic space set that never was.

Copyright © 2023 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.