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Forum: Allison 5 & 6 Speed

Allison 5 & 6 Speed Transmission for Duramax and 8.1L gas.

  1. Exclamation Sticky Thread Sticky: Allison 6spd TCM versions

    Started by GMPX, May 23rd, 2017
    • Replies: 1
    • Views: 17,227
    Move'n Up
    May 23rd, 2017 Go to last post

  1. Locking A40/A50 TCMs

    Started by vectorbundle, January 26th, 2024
    • Replies: 0
    • Views: 482
    vectorbundle
    January 26th, 2024 Go to last post

  2. Allison 2000 CA Conversions Trans in 2003 Ford 7.3 Excursion

    Started by 496Stingray, February 3rd, 2024
    • Replies: 0
    • Views: 541
    496Stingray
    February 3rd, 2024 Go to last post

  3. Allison 1000 calibration file 2002 silverado

    Started by SHOGOR, April 9th, 2023
    • Replies: 0
    • Views: 726
    SHOGOR
    April 9th, 2023 Go to last post

  4. Allison Swap into Duramax Van

    Started by The Dark Side of Will, April 26th, 2023
    • Replies: 0
    • Views: 1,130
    The Dark Side of Will
    April 26th, 2023 Go to last post

  5. any way to conveert V7.5 dashboard to V8?

    Started by cadillackid, July 10th, 2022
    • Replies: 0
    • Views: 1,192
    cadillackid
    July 10th, 2022 Go to last post

  6. Looking for 6 speed allison calibration file

    Started by scoretime22, January 7th, 2023
    • Replies: 1
    • Views: 1,227
    joecar
    January 15th, 2023 Go to last post

  7. A50 No Downshift Above 50 MPH

    Started by Lennydmaxguy, April 17th, 2023
    1 Attachment(s)
    • Replies: 6
    • Views: 1,232
    killerbee
    April 24th, 2023 Go to last post

  8. A50 garbled VIN

    Started by killerbee, February 2nd, 2023
    • Replies: 1
    • Views: 1,282
    Blacky
    February 8th, 2023 Go to last post

  9. 2008 A40 downshifting with cruise control

    Started by minytrker, July 25th, 2022
    • Replies: 2
    • Views: 1,406
    minytrker
    August 5th, 2022 Go to last post

  10. Can I flash over a locked AL5

    Started by Moonlight, August 22nd, 2022
    • Replies: 1
    • Views: 1,415
    nonnieselman
    August 30th, 2022 Go to last post

  11. 6 speed shift time question

    Started by pinstripebob, November 9th, 2021
    1 Attachment(s)
    • Replies: 0
    • Views: 1,473
    pinstripebob
    November 9th, 2021 Go to last post

  12. A50 replacement

    Started by derkscustomcars, November 1st, 2022
    • Replies: 2
    • Views: 1,608
    killerbee
    November 6th, 2022 Go to last post

  13. Locked a50 reflash

    Started by derkscustomcars, February 8th, 2022
    • Replies: 1
    • Views: 1,719
    GMC-2002-Dmax
    February 15th, 2022 Go to last post

  14. Need help!

    Started by Jtrent93, May 28th, 2023
    • Replies: 0
    • Views: 1,719
    Jtrent93
    May 28th, 2023 Go to last post

  15. What does this EFI log tell you?

    Started by dexterous, July 26th, 2014
    1 Attachment(s)
    • Replies: 0
    • Views: 1,969
    dexterous
    July 26th, 2014 Go to last post

  16. 03 Lb7 Duramax Allison 1000 electric 4x4 to manual 4x4??

    Started by SESAP, July 23rd, 2021
    • Replies: 1
    • Views: 2,015
    SESAP
    July 26th, 2021 Go to last post

  17. EZLynk Locked T87 Controller

    Started by Woody35, March 3rd, 2023
    • Replies: 1
    • Views: 2,023
    bobo
    September 6th, 2023 Go to last post

  18. Which tables are wrong ?

    Started by staytuned, January 22nd, 2020
    • Replies: 0
    • Views: 2,047
    staytuned
    January 22nd, 2020 Go to last post

  19. A51 Medium duty TCM

    Started by cadillackid, March 4th, 2020
    • Replies: 0
    • Views: 2,104
    cadillackid
    March 4th, 2020 Go to last post

  20. Shift Timing folder missing...

    Started by killerbee, February 23rd, 2011
    • Replies: 0
    • Views: 2,121
    killerbee
    February 23rd, 2011 Go to last post
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