Gear Differential Set For Execute XQ1 XQ1S XM1S Xray T4

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Replacement gear differential for Xpress Execute Series (XQ1,XQ1S, XM1). Injection moulded composite gears with high precision ensure a smooth and long lasting gear differential! Aluminium outdrives with sleek black anodising! Direct drop in replacement for the gear differential originally found in your T3 or T4! 


  • For: Xpress Execute XQ1, XQ1S, XM1, XM1S, Xray T4 T3 Series
  • Material: Plastic w/ Aluminium Outdrive
  • Colour: Black


  • Un-assembled Gear Differential (1 pc)

3 Reviews Hide Reviews Show Reviews

  • 5

    Posted by Richard Bishop on 28th Jun 2021

    Works great, easy to build

  • 5

    Posted by Richard Bishop on 10th May 2021

    Great, just what I needed. Easy enough build

  • 5

    Posted by David Hughes on 17th Feb 2020

    Fantastic replacement diff for Xray T4. I have purchased two of these. Great build quality and NO leaks . No risk of over tightening the screws and de-threading the casing. Highly recommend :-)