Got gears?

Too much gear? Not enough? Discuss all your rear end and driveshaft questions here.

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  1. Brett Slater
    Sticky

    Wheelhop Remedies - F41 Suspension

    Brett Slater, Apr 15, 2017 ... 5 6 7
    Replies:
    121
    Views:
    6,148
    Gary Bohannon
    May 15, 2023
  2. Sean Hawkins

    69 LeSabre Rear End Alternatives

    Sean Hawkins, Aug 22, 2023
    Replies:
    16
    Views:
    363
    monzaz
    Sep 18, 2023
  3. Luxus

    Limited slip slip

    Luxus, Aug 19, 2023
    Replies:
    5
    Views:
    186
    Luxus
    Aug 20, 2023
  4. Luxus

    Differential ID

    Luxus, Aug 16, 2023
    Replies:
    2
    Views:
    115
    monzaz
    Aug 16, 2023
  5. V6sleeper

    71 8.5 rebuild

    V6sleeper, Jun 13, 2023
    Replies:
    15
    Views:
    397
    monzaz
    Aug 12, 2023
  6. dukec

    Diff fluid capacity

    dukec, Aug 2, 2023
    Replies:
    11
    Views:
    272
    LARRY70GS
    Aug 5, 2023
  7. Quick Buick

    4l80e with 3.08 gears opinions

    Quick Buick, Jul 15, 2023
    Replies:
    9
    Views:
    296
    Mark Demko
    Aug 4, 2023
  8. hvramesq

    1970 Buick 8.2 3.42

    hvramesq, Jul 11, 2023
    Replies:
    5
    Views:
    292
    BrianTrick
    Jul 12, 2023
  9. 68 4 spd

    Spider/ Side gear issue

    68 4 spd, Jul 6, 2023
    Replies:
    10
    Views:
    307
    68 4 spd
    Jul 12, 2023
  10. hobbby

    1971 Buick Skylark TH350 speedometer gears

    hobbby, Jul 2, 2023
    Replies:
    3
    Views:
    118
    hobbby
    Jul 2, 2023
  11. Dan E

    Upgrade Open Rear-End to Posi...

    Dan E, Jun 21, 2023
    Replies:
    6
    Views:
    279
    monzaz
    Jun 28, 2023
  12. jmos4

    Difference between 9.3's?

    jmos4, Jun 27, 2023
    Replies:
    1
    Views:
    100
    LARRY70GS
    Jun 27, 2023
  13. 72STAGE1

    8.2 and 8.5 question

    72STAGE1, May 17, 2023
    Replies:
    9
    Views:
    430
    monzaz
    Jun 13, 2023
  14. john.schaefer77

    Rear axle seals

    john.schaefer77, Jun 7, 2023
    Replies:
    2
    Views:
    133
    70skylark350
    Jun 11, 2023
  15. jr_

    1971 skylark - wanting 3.55 posi

    jr_, Mar 13, 2023 ... 2
    Replies:
    38
    Views:
    1,110
    LARRY70GS
    Jun 7, 2023
  16. Luxus

    Differential noise

    Luxus, May 3, 2023 ... 2
    Replies:
    20
    Views:
    584
    monzaz
    Jun 5, 2023
  17. FoDoFoSho

    8.5 to 8.2 swap... Which yoke?

    FoDoFoSho, Jun 1, 2023
    Replies:
    9
    Views:
    248
    monzaz
    Jun 2, 2023
  18. dengru94

    GS455 mid-console on a Skylark with steeringwheel gear lever

    dengru94, May 25, 2023
    Replies:
    7
    Views:
    221
    LARRY70GS
    May 28, 2023
  19. 63buicklesabre

    63 lesabre 3rd member gasket

    63buicklesabre, May 15, 2023
    Replies:
    9
    Views:
    201
    monzaz
    May 24, 2023
  20. monzaz

    Carrier Break for the 9 3/8" BUICK rear end 1966 - 1970 era

    monzaz, Apr 21, 2023
    Replies:
    12
    Views:
    340
    69hellcat
    May 14, 2023
  21. Electra Sweden

    Identifying positive traction differential

    Electra Sweden, May 12, 2023
    Replies:
    7
    Views:
    181
    Guy Parquette
    May 13, 2023
  22. Skippy64

    8.5 axle bearings @seals

    Skippy64, Apr 30, 2023
    Replies:
    14
    Views:
    270
    Skippy64
    May 2, 2023
  23. deekster_caddy

    how to remove axle shaft?

    deekster_caddy, Apr 22, 2023
    Replies:
    14
    Views:
    349
    1973gs
    May 1, 2023
  24. Note 1970

    8.5 posi question

    Note 1970, Apr 28, 2023
    Replies:
    2
    Views:
    306
    monzaz
    Apr 30, 2023
  25. jmos4

    Monkey Grip Limited Slip?

    jmos4, Apr 25, 2023
    Replies:
    15
    Views:
    570
    BrianTrick
    Apr 29, 2023
  26. Buicksky

    68 69 GS 400 New Gears?

    Buicksky, Apr 29, 2023
    Replies:
    2
    Views:
    309
    Buicksky
    Apr 29, 2023
  27. bigtimer24

    Gear questions?

    bigtimer24, Apr 8, 2023 ... 2
    Replies:
    25
    Views:
    991
    BrianTrick
    Apr 27, 2023
  28. BrianTrick

    Moser 12-bolt build

    BrianTrick, Apr 22, 2023
    Replies:
    5
    Views:
    381
    BrianTrick
    Apr 24, 2023
  29. BrianTrick

    71-72 8.5” 10-bolt 3:55 Builc

    BrianTrick, Apr 6, 2023
    Replies:
    9
    Views:
    513
    BrianTrick
    Apr 8, 2023
  30. STREETFIGHTER50

    1968-1972 Rear axle widths

    STREETFIGHTER50, Mar 22, 2023
    Replies:
    6
    Views:
    284
    BrianTrick
    Mar 24, 2023
  31. 73 Stage-1

    Challenging Driveshaft Removal

    73 Stage-1, Dec 5, 2022 ... 2 3 4
    Replies:
    63
    Views:
    1,903
    73 Stage-1
    Mar 6, 2023
  32. uwjberg

    Help with Rear End ID

    uwjberg, Jun 10, 2022 ... 2
    Replies:
    31
    Views:
    752
    Max Damage
    Mar 1, 2023
  33. rkammer

    Driveshaft for Turbo 400 to '71-'72 GM 8.5 rear axle

    rkammer, Feb 18, 2023
    Replies:
    9
    Views:
    265
    BrianTrick
    Feb 18, 2023
  34. rkammer

    Do I really need new axles?

    rkammer, Feb 13, 2023 ... 2
    Replies:
    25
    Views:
    768
    rkammer
    Feb 14, 2023
  35. xtreme6mwm

    BENT HOUSING

    xtreme6mwm, Feb 9, 2023
    Replies:
    8
    Views:
    304
    1973gs
    Feb 11, 2023
  36. buickmanmarty

    3.91 vs 2.93

    buickmanmarty, Feb 3, 2023 ... 2
    Replies:
    32
    Views:
    1,021
    bobc455
    Feb 9, 2023
  37. BQUICK

    Gov-lock

    BQUICK, Aug 30, 2022 ... 2
    Replies:
    23
    Views:
    846
    Bens99gtp
    Jan 31, 2023
  38. rkammer

    Change 8.5 rear end ratio from 3.42 to 3.73 or 3.91

    rkammer, Jan 26, 2023 ... 2
    Replies:
    29
    Views:
    737
    rkammer
    Jan 28, 2023
  39. Brent

    12 Bolt Pinion Seal Question

    Brent, Jan 20, 2023
    Replies:
    3
    Views:
    170
    Brent
    Jan 20, 2023
  40. Nesmith

    TH 350 problems

    Nesmith, Dec 16, 2022
    Replies:
    4
    Views:
    214
    Nesmith
    Jan 15, 2023
  41. Brent

    72 Pontiac Lemans Rear Axle?

    Brent, Jan 4, 2023
    Replies:
    12
    Views:
    561
    BrianTrick
    Jan 10, 2023
  42. V6sleeper

    Buick 8.5 rear

    V6sleeper, Jan 5, 2023
    Replies:
    13
    Views:
    456
    sean Buick 76
    Jan 7, 2023
  43. Nick 66 Skylark

    WTB posi rear end

    Nick 66 Skylark, Dec 23, 2022 ... 2
    Replies:
    30
    Views:
    782
    monzaz
    Dec 29, 2022
  44. Mach5racing

    8.2 rear gears

    Mach5racing, Sep 13, 2022
    Replies:
    16
    Views:
    704
    Nick 66 Skylark
    Dec 23, 2022
  45. CJay

    U joints- nothing is ever easy

    CJay, Jan 9, 2022 ... 2 3
    Replies:
    40
    Views:
    1,976
    Deogi2
    Dec 11, 2022
  46. 71gs3504sp

    GM 8.5 Posi question

    71gs3504sp, Dec 2, 2022
    Replies:
    5
    Views:
    277
    71gs3504sp
    Dec 3, 2022
  47. George D.

    Column shift tilt rebuild- help….

    George D., Nov 25, 2022
    Replies:
    5
    Views:
    225
    CJay
    Nov 27, 2022
  48. tubecatgs

    Steering column disassembly

    tubecatgs, Nov 19, 2022
    Replies:
    12
    Views:
    290
    BrianTrick
    Nov 22, 2022
  49. berigan

    1976 Electra U-joints went out fairly quickly. Is there brands I should avoid?

    berigan, Oct 22, 2022
    Replies:
    10
    Views:
    406
    Mark Demko
    Nov 11, 2022
  50. 455 Powered

    Rear end id

    455 Powered, Oct 3, 2022
    Replies:
    4
    Views:
    253
    BrianTrick
    Oct 4, 2022
  51. César Machicao

    8.2 or 8.5 BOP? 1970 Skylark 350 from Peru

    César Machicao, Sep 18, 2022
    Replies:
    19
    Views:
    574
    César Machicao
    Sep 20, 2022
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