MAX | FBX | TEX
https://hum3d.com/3d-models/seagrave-fire-apparatus/

ArtStation Marketplace – ZBrush – 250 SF Trim Brushes Vol.1
https://www.artstation.com/marketplace/pL/zbrush-250-sf-trim-brushes-vol-1
This is a set of 256 SF trim brushes for ZBrush, all brushes use 2048×2048 16bit alphas and PSD, Tiff, Jpeg alphas are also included. These brushes will also be able to be used in Substance painter in the close future, customers will get access to this automatically and will receive an email about it.

Gumroad - Pew Pew pack 1 (80 gun kitbash set)
A 80 piece collection mid to high resolution guns ranging from pistols, rifles, launchers, power tools and water guns for kitbashing purposes.

Sci-fi Kitbash Set – Fusion 360 – Zbrush 3D Model
Package contents
43 sci-fi themed models useful for detailing hard-surface designs
· FBX and OBJ file formats with triangulated topology
· IMM brush for Zbrush modeling
· Material separation
· No UVs