The cheaper way would be...
Platinum roller off EBay.
SSC or TRCE LCG kit.
Hobbywing SC8 and Castle 1410( or Tenshock SC401)/ Viper copperhead system/MMP SCT Race Pro
Savox 1258TG
A radio if you need one.
Losi Ten-T shocks or AE SC10 4x4 shocks or D8 shocks.
Battery.