Hot Racing Steel Spool Differential Assembly HRAMTT125MG

Hot Racing Steel Spool Differential Assembly HRAMTT125MG
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For serious off-road racing, a spool is the ultimate traction differential. (Actually it does not differentiate). This is located in the gear box and eliminates the full differential. This part is recommended for off-road use only.


  • Replaces factory transmission differential
  • Allows for better acceleration, climbing, and wheelies!
  • CNC #45 steel Metal construction
  • Harden Black in color

Includes: One full ultimate traction differential with ball bearing.


  • Assembly onto a Mini-T 2.
  • Replace part of LOS212019, LOS212018.

This product was added to our catalog on November 8, 2022