Strengthen your rear axle assembly with this genuine Traxxas aluminum stub axle carrier set in green

Replace with MST part number 230066

It's also small enough to easily fit into your pocket

Two additional saver spring (Soft and hard )

4V LiHV options

Traxxas 9785 Waterproof Electronic Control Module ECM-2.5 For 1/18 TRX-4M Super Rock Rey Parts Strengthen your rear axle assemblyTraxxas 9785 Waterproof Electronic Control Module ECM 2. 5 For 1 18 TRX 4M. ECM 2. 5 Electronic Control Module, waterproof (low voltage detection, fwd rev brake) ECM 2. 5 features low voltage detection for 2s LiPo batteries and EZ Set one button programming to select driving modes. Choose Sport Mode for all around driving, or Trail Mode for smooth drag braking on steep descents. For a smooth scale look while creeping over technical terrain, Crawl Mode