These are upgrade parts which compatible with 1/10 T-Maxx 3.3, Nitro Revo (all versions), E-Maxx Brushless, E-Maxx (2nd generation), E-Revo Brushless, E-Revo, Does NOT fit: T-Maxx Classic, E-Maxx (first generation), Summit, E-Revo VXL Brushless, Maxx;
Replacement of Parts#5451R, the front rear driveshafts;
Super-tough steel for long-lasting durability during extreme RC action;
The steel material is robust, and also improves the overall performance of the the drive shaft;
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