DEF Model released two sets of resin replacement wheels for US Army G7107 truck kits from ICM. This review deals with the set which features US Special Service Master Grip 7.50-20 tire: US G506(G7107) Cargo Truck Wheel Set - General Type (DW30063).
This is partial text from the full article (usually with photos) at https://armorama.com/news/ww2-us-g506-g7107-cargo-truck-sagged-wheel-set---general-type