Chassis uses 3/32 axels and gears, and it's made of brass. Chassis model is Agressor 1585. This chassis is actually for a wing car
(*) Chassis convention: P = Plastic, A = Aluminum, CA = Cast Aluminum,
B = Brass, M = Magnesium, NP = Nickel Plated , R = Resin, W = Wood,
T = Tin, S = Steel, AA = Anodised Aluminum, C - Circuit board
TJ = 'Tjet' vertical motor shaft, IF = ISO-Fulcrum, V = Vibrator