Presume itโs not just a fan beltโฆ
07 pusher would be a common rail motor, yes?
You can search the internet like most of us would to get the answer.
You could also remove it and measure it and reference it by length/width/number of ribs.
Unless it already exited the vehicle involuntarilyโฆ
2016 Ram 2500, MotorOps.ca EFIlive tuned, 5โ turbo back, 6" lift on 37s
2017 Heartland Torque T29 - Sold.
Couple of Arctic Fox TCs - Sold