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dynamo joe

  1. Dynamo^Joe

    Ski Doo pDrive iBackshift how TRA ramps work Pt 4

    Subscribe to "stay....tuned" Go full screen One of the best ways to compare pDrive ramp angles is to know how TRA ramp angles work. Ramp angles are applied on a cam arm or ramp, providing the way the sled pulls hard. In simple terms, looking at a TRA ramp is a way of analyzing a pDrive ramp and...
  2. Dynamo^Joe

    G4 Gearing & Belt chart - 2019

    Finally after a long month of backorder on the Race handbook 2019, here are the latest G4 gearing charts and "All belts" chart. The links take you to the latest additions at iBackshift website. https://www.ibackshift.com/article/gearing-150.asp#gear2019g4...
  3. Dynamo^Joe

    966 ramps @ 51 grams (new pdrive ramp)

    A new ramp for low elevation - primarily in Europe/Scandinavia from what I know so far. 966 @ 51 grams. I'll put them up to the other ramps after to compare. Similar to the 951, but the mass is distributed a little differently. I think it will have more bottom end and lower engagement speed...
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