x1 BB0961C01Medium Stone GreyElectric Battery Box Powered Up Bluetooth Hub with Dark Bluish Gray Bottom
x4 46490C01Medium Stone GreyTechnic, Steering Axle with 2 Pin Holes, 2 Axle Holes and 2 Tow Ball Arms with Dark Bluish Gray Wheel Hub (46490 / 92909)
x415038C05BlackWheel 56mm D. x 34mm Technic Racing Medium, 6 Pin Holes with Black Tire 107 x 44R (15038 / 23798)
x1BB0961C01PB01Medium Stone GreyElectric Battery Box Powered Up Bluetooth Hub with Dark Bluish Gray Bottom with Letters A, B, C and D on Dark Bluish Gray Background Pattern (Stickers) - Set 42099
x2 18939C01Medium Stone GreyTechnic Turntable Large Type 3 Base with Black Technic Turntable Large Type 3 Top, 60 Tooth (18939 / 18938)