S-40-6 Stock Cars
A roster of the S-40-6 class stock cars is provided as follows:
H&TC 13000-13099 (re #'d TNO 13000-13099) GH&SA 13100-13249 (re #'d TNO 13100-13249) SP 72840-73289
These 36'-11" stock cars were all built to the same basic design by SP Equipment Co. (Los Angeles) in 1918 and featured 2443 ft3 capacity.
You can also see the variety of kits for these cars offered by Westerfield at their website.
For more detailed information, consult Tony Thompson's book Southern Pacific Freight Cars Vol. I: Gondolas and Stock Cars.