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LEGO Train Tech

Comprehensive Train Resource

7,043 topics in this forum

  1. Lego Powered Up Pocket Book 1 2

    By idlemarvel,
    • 33 replies
    • 23.1k views

  2. LEGO Trains 2026 1 2

    By Vilhelm22,   
    • 36 replies
    • 4.8k views

  3. Trains in 4-Wide 1 2 3 4 11

    By JopieK,
    • 265 replies
    • 99.6k views

  4. TRAIN TECH Registry 1 2 3 4 38

    By WesternOutlaw,   
    • 946 replies
    • 314.5k views

  5. The last guide you will need to repair Lego Train 9v Connectors

    By BatteryPoweredBricks,
    • 24 replies
    • 27.3k views

  6. TRAIN TECH Help, General Questions & Talk to the Staff 1 2 3 4 24

    By WesternOutlaw,   
    • 578 replies
    • 134.6k views

  7. Track transition curves

    By witchy,
    • 24 replies
    • 9.3k views

  8. Maximizing integrated use of the Powered Up Hub 1 2

    By Desvejk,
    • 25 replies
    • 28.5k views

  9. Central Station - the Train Tech Master Index

    By WesternOutlaw,   
    • 0 replies
    • 110.2k views

  10. A new track system sneakily announced?

    By Mr Hobbles,
    • 10 replies
    • 735 views

  11. HA Bricks still active?

    By Sven J,
    • 4 replies
    • 123 views

  12. Lego 7813 Shell wagon upgrade

    By LL1982,
    • 14 replies
    • 717 views

  13. [MOC] LMS Ivatt 2-6-2T in 5-wide

    By TeddytheSpoon,
    • 12 replies
    • 633 views

  14. Czech locomotive T 754

    By DAN42BR,
    • 5 replies
    • 322 views

  15. ALCO MRS-1 diesel loco - US Army 2069 - real world MOC of a engine from my local railroad museum

    By Murdoch17,   
    • 9 replies
    • 408 views

  16. SANTA FE F7 BLUEBONNET NEW TRAIN MOC 3of5

    By DMRR WOLFE,
    • 7 replies
    • 2.2k views

  17. [MOC] [Instructions] Flying Scotsman 6-wide

    By sebulba56,
    • 20 replies
    • 1.1k views

  18. [WIP] Lego monorails. [Custom Rail Systems (CRS)] 1 2 3 4 24

    By Trekkie99,   
    • 576 replies
    • 182.9k views

  19. [MOC] Baureihe 89.8

    By Thomas Waagenaar,
    • 24 replies
    • 760 views

  20. [MOC] Medway 1907 - Diesel Locomotive

    By Sérgio,   
    • 19 replies
    • 754 views

  21. Holes in 9V train motor - What are they for?

    By FGMatt,
    • 7 replies
    • 912 views

  22. [MOC] Awdry's Thomas Mk. 3 and Rapido Evolution Coaches (7W)

    By SerperiorBricks,
    • 5 replies
    • 700 views

  23. St. Louis, Iron Mountain and Southern Railway 635 - 4-6-0 steam engine - real world MOC of actual 1889 locomotive

    By Murdoch17,   
    • 5 replies
    • 414 views

  24. [MOC] Chemical Tank Cars

    By nimrod6134,
    • 8 replies
    • 695 views

  25. 1225 North Pole Railroad 1 2

    By coaster,
    • 30 replies
    • 8.2k views

  26. Stadler FLIRT

    By LEGO Train 12 Volts,
    • 12 replies
    • 824 views

  27. Holiday Train 10173 + Power Functions?

    By jamzee,
    • 9 replies
    • 9.3k views

  28. Lego Set 40777 can drive ;-)

    By Ts__,   
    • 12 replies
    • 806 views

  29. 7740 inspired MOC - 6w - Updated locomotive 1 2

    By LL1982,
    • 28 replies
    • 2.3k views

  30. Flying Scotsman 4472 - 4-6-2 LNER A3 class steam locomotive and five 1930s passenger coaches

    By Murdoch17,   
    • 6 replies
    • 485 views

  31. Cheaper alternative for lego set 10027

    By davidek_20,
    • 6 replies
    • 865 views

  32. small railroad water tower for steam locomotives - real world MOC with free LDD file!

    By Murdoch17,   
    • 2 replies
    • 349 views

  33. Railjet ÖBB 7wide

    By DAN42BR,
    • 12 replies
    • 739 views

  34. typical 1950s American freight train - real world MOCs of seven freight car types - updated 12/14/25

    By Murdoch17,   
    • 15 replies
    • 1.1k views

  35. Fx Bricks (Michael Gale) announces Fx Track system 1 2 3 4 30

    By HoMa,
    • 747 replies
    • 184.3k views

  36. The Black Hornet

    By Darkkostas25,   
    • 4 replies
    • 830 views

  37. New Controllers by Trixbrix (video)

    By ElGreco,
    • 13 replies
    • 1.9k views

  38. EMD FP45 diesel locomotive in Santa Fe warbonnet paint scheme - real world MOC

    By Murdoch17,   
    • 9 replies
    • 514 views

  39. MOC: xw falc's Steam Ranger 520

    By lightningtiger,
    • 6 replies
    • 4.4k views

  40. [MOC] LEGO HŽPP Končar 6211-001 battery-electric multiple unit

    By Ashi Valkoinen,
    • 14 replies
    • 956 views

  41. The Last Lego Train 9V Set History and Curiosity Facts

    By davidek_20,
    • 1 reply
    • 568 views

  42. any 9v track connect alternatives?

    By sixf00t4,
    • 11 replies
    • 723 views

  43. BR E18 047 "Blauer Enzian" 1 2

    By Ts__,   
    • 47 replies
    • 11.8k views

  44. [MOC] RENFE 251-004 "La Reina" 1 2

    By Ferro-Friki,   
    • 26 replies
    • 1.7k views

  45. [MOC] Sj X2000 High Speed Train / Snabbtåg

    By Nikonissen,
    • 12 replies
    • 5.1k views

  46. Road in R24 tracks

    By Mafortune,
    • 12 replies
    • 694 views

  47. Carpathian Ranger

    By Darkkostas25,   
    • 15 replies
    • 652 views

  48. 12V train wheels

    By Janco147,   
    • 5 replies
    • 569 views

  49. [BDP 7] Overhead Railway Signal Box

    By Jefry Been,
    • 17 replies
    • 2.1k views

  50. Powered Up - A tear down... 1 2 3 4 37

    By JopieK,
    • 923 replies
    • 265.1k views
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