Front A-arms for the ARRMA Big Rock, Senton & Granite 4x4s 4ws The TRX4 platform is a

The TRX4 platform is a legend

installation is easier

Enjoy the thrill of drifting with this specially tuned drift spec version of the TT-02 chassis

Once you connect your mobile device wirelessly via Bluetooth to the DX3 transmitter

It runs on the easy-assembly shaft-driven 4WD TT-02B

Front A-arms for the ARRMA Big Rock, Senton & Granite 4x4s 4ws The TRX4 platform is aRPM 81492 Front A arms for the ARRMA Big Rock, Senton & Granite 4x4s RPM A arms for the 4x4 versions of the Granite, Senton & Big Rock are the answer to the questions you didn't know you had. Are you looking for more adjustability? Check! How about better durability? Got that covered too. How about lightweight? Yup, no problem! Adjustability: We've added a second shock mount to both our front and rear A arms to the outside of the stock shock mount,