LEGO Medium Stone Gray Vehicle Base 8 x 16 x 2.5 with Dark Stone Gray Wheel Holders with 3 Holes (18937)

LEGO Medium Stone Gray Vehicle Base 8 x 16 x 2.5 with Dark Stone Gray Wheel Holders with 3 Holes has been used in at least 5 LEGO sets over the past 6 years, since it was first used in 2018. You can also find this part in at least 11 other colors. It has a design ID of 18937 which can usually be found molded into the bottom of the part.