Vehicle recall 78V073000 · April 4, 1978

Superior Pacemaker and Pioneer

The gross axle weight rating (GAWR) on the involved vehicles may have been incorrectly calculated and thus these vehicles may have been equipped with rear tires having an…

Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.

Summary: The gross axle weight rating (GAWR) on the involved vehicles may have been incorrectly calculated and thus these vehicles may have been equipped with rear tires having an insufficient ply rating for the intended load requirement. As a result, these vehicles do not comply to federal motor vehicle safety standard no. 120, "tire selection and rims for motor vehicles other than passenger cars".
Remedy: Dealer will replace rear tires with tires of the correct ply rating, without charge to owner.
Notes: Vehicle description: buses and school buses.system: tires; load rating.consequences of defect: operation of a vehicle equipped with tires of aninadequate rating, loaded to the maximum rated capacity, may result in tiredamage and failure. This could cause loss of vehicle control and an accident.

Recall details

NHTSA campaign: 78V073000
Reported to NHTSA: April 4, 1978
Filed by: SHELLER-GLOBE CORPORATION
Owner notification: March 27, 1978
Vehicles potentially affected: 29
Initiated by: the manufacturer
Components: Tires

Recall 78V073000 on nhtsa.gov, with the manufacturer’s documents

Vehicles covered

As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.

Superior Pacemaker (1975-1977): 1977, 1976, 1975
Superior Pioneer (1975-1977): 1977, 1976, 1975

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