Lego Duplo Back Hoe Loader Bucket Construction Vehicle 12591 w/ Operator Driver | eBay
LEGO Duplo Vehicle Car Yellow Cabriolet With 2 X 4 Black Car Base 92014 / 12591 for sale online | eBay
BrickLink - Part 12591c01 : LEGO Duplo Car Base 2 x 4 with Fixed Axles, Black Tires and Flat Silver Wheels [DUPLO, Vehicle] - BrickLink Reference Catalog