A blue Service Parts Identification label and a turquoise camper-loading label appear together in the source material for this 1979 Chevrolet C10. Both carry CCL449Z102351. Matching numbers let us compare the documents, but each label has a different job.
The SPID identifies model CC10903 and lists a 5.7-liter, 350-cubic-inch engine entry, automatic-transmission wording and a 3.40 rear-axle ratio. Rally wheels, Silverado equipment, air conditioning, an auxiliary fuel tank and heavy-duty-chassis wording also appear. That is a useful equipment reference for this photographed document. It does not establish the current engine, gears or chassis condition.
The camper label supplies another kind of information. It prints a cargo weight rating of 1,189 pounds, dimension A of 66 inches and dimension B of 5 inches. The heading identifies it as Truck Camper Loading Information, and its text directs the reader to the owner’s manual for the pertinent loading information. The dimensions should therefore remain attached to that context, rather than being treated as unexplained bed measurements.
The matching VIN is helpful, but it does not turn the camper label into a second SPID, an assembly build sheet or a mounted serial-number plate. These two photographs belong to the same seller’s source group. They provide complementary documentary information, not two independent historical chains of evidence.
For someone organizing old truck paperwork, that distinction matters. Record which document supplies each fact. Preserve the equipment list and the camper information together, without merging their purposes or treating a historical label as a present-day loading recommendation.
Source notes
Texas Classics, “1979 Chevy C10 Silverado”; retained photographs of the Service Parts Identification and Truck Camper Loading Information labels. Selected readings checked against the preserved images on October 25, 2026.
Evidence limits
Both labels are photographed against dark molded backing under clear covering. Original attachment history and physical authenticity are unverified. The historical cargo figure is not a present-day safe-load determination. No seller photographs are reproduced.