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gear ratio

  1. M

    2-speed for TF2?

    I installed an RC4WD 4:1 compact gear reduction unit on my TF2. It's AWESOME for crawling, but way too low for general trail driving. What's the best option for getting a higher gear ratio while retaining the crawling ability of the lower gear ratio? Is there a 2-speed transmission comparable to...
  2. redsawacs

    Gear ratio calculations and formula...

    I found this on the Axial site and wanted to walk throught it to see if I could make this a working thread...correct me if I made any errors and I'll edit as needed. Find the Final Drive Calculator here – Gear ratio...87t Spur ÷ 13t pinion = 6.69:1 Transmission ratio...52t output gear ÷ 20t...
    • redsawacs
    • Thread
    • final drive calculation gear ratio gear ratio calculator ratio calculation
    • Replies: 9
    • Forum: Axial SCX-10
  3. B

    Redcat Sumo Crawler gearing options?

    I'm going to Mickey Thompsons soon (bigger than stock) and I need some more torque. Even if i wasn't, it still need more torque. I want to stick with the AAAs because I take my crawler places where there is no electricity to charge a lipo, and stay for so long that I can't afford enough lipos...
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