Your search for "cargo" revealed the following
Kana and Cargo Car (2021) "All Engines Go" Used - Motorized
Thomas brand Trackmaster Kana
$29.97 CAD
Henry and the Gold Mine (2009) Different Cargo Car Good Condition Used - Take N Play
Thomas brand used take n play Henry & Tender
$59.97 CAD
Royal Castle Gates Delivery #2 Missing 1 Car/No Cargo Used - Trackmaster
Cargo car for Trackmaster Railway
$12.50 CAD
Diesel Gem with Cargo Car (2012) Good Condition Used - Take N Play
Thomas brand used take n play Diesel Gem
$12.50 CAD
Yellow Box Car and Teal Cargo Car (From Around the World Pack) Used - Trackmaster Revolution
Yellow box car for Trackmaster
$7.50 CAD
Carly All Engines Go with Cargo Car Used - Trackmaster Revolution
Thomas brand Trackmaster Carly
$19.97 CAD
Rebecca and Tender with Partial Cargo (2013 Mattel) Used - Trackmaster Revolution
Thomas brand used battery Rebecca for the Trackmaster railway
$39.97 CAD
BRIO Lighthouse Boat with Cargo and Person (Poor Condition) 33677 Wooden - Used
BRIO brand Boat
$39.97 CAD
Sodor Power Station (NOT WORKING - SEE NOTES) with 1 Coal Cargo Piece #1 Wooden - Used
Thomas brand used power station with 2 coal pieces for the wooden railway. Not working normally, if you twist and hold the chimney counter clockwise, then push down the lights work.
$24.97 CAD
Cassia Crane & Cargo Set #2 Missing Stop & Go Used - Trackmaster Revolution
Thomas brand Newer Style Trackmaster Set
$39.97 CAD