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**72malibu** · 12-11-2022, 11:57 AM

On my dad's 75 c15, the stamp you listed is located farther back on the frame, on the slope before the control arm.

There's also a date stamped on the passenger side of the frame, farther back near the gas tank. His is 12-6-74, while the other stamp is T5... (GMC 75).

12-11-2022, 11:57 AM	#12
72malibu Active Member Join Date: Jun 2019 Location: Gaithersburg, MD Posts: 104	Re: Help identifying Frankenstein! On my dad's 75 c15, the stamp you listed is located farther back on the frame, on the slope before the control arm. There's also a date stamped on the passenger side of the frame, farther back near the gas tank. His is 12-6-74, while the other stamp is T5... (GMC 75).