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

Train Sets

9V Extra Large Builds Official Sets Town Train Train Sets 

4559: Cargo Railway (High Speed Train Starter Set)

October 26, 2026October 26, 2026 Master Builder 6772 Views

Year Released: 1996BricklinkInstructions

Read more
9V Medium Builds Official Sets Town Train Train Sets 

4544: Car Transport Wagon with Car

September 18, 2026September 18, 2026 Master Builder 6868 Views

Year Released: 1994BricklinkInstructions

Read more
9V Extra Large Builds Official Sets Town Train Train Sets 

4558: Metroliner

August 11, 2026August 11, 2026 Master Builder 6917 Views

Year Released: 1991BricklinkInstructions

Read more
9V Medium Builds Official Sets Train Train Sets 

4537: Twin Tank Transport

August 10, 2026August 10, 2026 Master Builder 6880 Views

Year Released: 1993BricklinkInstructions

Read more
9V Extra Large Builds Official Sets Town Train Train Sets 

4554: Metro Station

August 10, 2026August 10, 2026 Master Builder 6851 Views

Year Released: 1991InstructionsBricklink

Read more
9V Large Builds Official Sets Town Train Train Sets 

4552: Cargo Crane

July 22, 2026July 22, 2026 Master Builder 6822 Views

Year Released: 1995InstructionsBricklink

Read more
9V Official Sets Small Builds Town Train Train Sets 

4525: Road and Rail Repair

July 22, 2026July 22, 2026 Master Builder 6951 Views

Year Released: 1994InstructionsBricklink

Read more
9V Medium Builds Official Sets Train Train Sets 

4536: Blue Hopper Car

July 10, 2026July 10, 2026 Master Builder 6856 Views

Year Released: 1991InstructionsBricklink

Read more
9V Medium Builds Official Sets Town Train Train Sets 

4557: Freight Loading Station

July 10, 2026July 10, 2026 Master Builder 6806 Views

Year Released: 1999InstructionsBricklink

Read more
9V Medium Builds Official Sets Town Train Train Sets 

4539: Manual Level Crossing

May 22, 2026May 22, 2026 Master Builder 6842 Views

Year Released: 1991BricklinkInstructions

Read more
9V Medium Builds Official Sets Town Train Train Sets 

4532: Manual Level Crossing

May 22, 2026May 22, 2026 Master Builder 6897 Views

Year Released: 1996BricklinkInstructions

Read more
9V Extra Large Builds Official Sets Town Train Train Sets 

4561: Railway Express with Transformer and Speed Regulator

January 5, 2026January 5, 2026 Master Builder 6760 Views

Year Released: 1999BricklinkInstructions

Read more
9V Extra Large Builds Official Sets Town Train Train Sets 

4565: Freight and Crane Railway

January 5, 2026January 5, 2026 Master Builder 6980 Views

Year Released: 1996BricklinkInstructions

Read more
9V Large Builds Official Sets Town Train Train Sets 

4555: Cargo Station

January 2, 2024January 2, 2024 Master Builder 6836 Views

Year Released: 1995BricklinkInstructions

Read more
9V Extra Large Builds Official Sets Town Train Train Sets 

4563: Load N’ Haul Railroad

July 26, 2022June 23, 2026 Master Builder 7161 Views

Year Released: 1991BricklinkInstructions

Read more
12V Large Builds Official Sets Town Train Train Sets 

7725: Electric Passenger Train

December 29, 2021July 26, 2022 Master Builder 7493 Views

Year Released: 1981BricklinkInstructions

Read more

EXPLORE MORE OFFICIAL SETS

6312: Straight Road Plates
Classic Town Official Sets Supplemental Town 

6312: Straight Road Plates

October 10, 2022October 10, 2022 Master Builder

Year Released: 1986Bricklink

4552: Cargo Crane
9V Large Builds Official Sets Town Train Train Sets 

4552: Cargo Crane

July 22, 2026July 22, 2026 Master Builder
6210: Jabba’s Sail Barge
Episode IV/V/VI Extra Large Builds Official Sets Star Wars Star Wars Sets 

6210: Jabba’s Sail Barge

February 1, 2024February 1, 2024 Master Builder
6718: Raindance Ridge (Rain Dance Ridge)
Indians Jørn Thomsen Official Sets Small Builds Western Western Sets 

6718: Raindance Ridge (Rain Dance Ridge)

August 4, 2020July 29, 2023 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
5847: Surfers’ Paradise
Belville Belville Sets Lion Knights Medium Builds Official Sets Recreation 

5847: Surfers’ Paradise

April 2, 2025April 2, 2025 Master Builder
1730: Snow Scooter
Classic Town Off-Road Official Sets Town Town Sets Very Small Builds 

1730: Snow Scooter

April 11, 2023April 11, 2023 Master Builder
1895: Sky Patrol
Classic Town Official Sets Police Small Builds Town Town Sets 

1895: Sky Patrol

June 1, 2022June 1, 2022 Master Builder
857: Motorcycle
Extra Large Builds Official Sets Technic Technic Sets 

857: Motorcycle

January 6, 2025January 6, 2025 Master Builder
1966: Car Repair Shop
Classic Town Large Builds Official Sets Town Town Sets Traffic 

1966: Car Repair Shop

May 16, 2025May 16, 2025 Master Builder
6540: Pier Police
Classic Town Large Builds Official Sets Police Town Town Sets 

6540: Pier Police

September 9, 2026September 11, 2026 Master Builder
6852: Sonar Security
Jørn Thomsen Official Sets Small Builds Space Space Police II Space Police II Sets 

6852: Sonar Security

September 22, 2020July 29, 2023 Master Builder
6828: Twin-Winged Spoiler
Futron Sets Futuron Official Sets Small Builds Space 

6828: Twin-Winged Spoiler

November 20, 2019May 25, 2020 Master Builder
6679: Dark Shark
Classic Town Harbor Official Sets Small Builds Town Town Sets Wrecker 

6679: Dark Shark

December 28, 2021December 28, 2021 Master Builder
6244: Armada Sentry
Imperial Armada Official Sets Pirates Pirates Sets Small Builds 

6244: Armada Sentry

November 16, 2019April 4, 2020 Master Builder
6590: Vacation Camper
Classic Town Official Sets Small Builds Town Town Sets Traffic 

6590: Vacation Camper

July 8, 2022July 8, 2022 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.