Thieves cut their way into the container truck parked overnight near Margaretting in the early hours of Saturday, February 21.
They made off with £31,000 worth of kits, motors and body parts made by Austrian company Losi.
Pc Gary Winfield said: "I would like to hear from anyone who knows anything about the whereabouts of these stolen items.
"If they are being sold or advertised locally or even offered to model shops please let us know immediately."
Anyone with information can contact Pc Winfield by telephoning 01245 240625.