1989 GMC C3500 Tire Sizes

Factory original equipment (OE) tire specifications.

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Sierra

Tire Size
LT245/75R16/C
Load Index
Speed Rating

Sierra (DRW)

Front
Tire Size
LT225/75R16/C
Load Index
Speed Rating

Sierra (DRW)

Rear
Tire Size
LT225/75R16/D
Load Index
Speed Rating

Sierra SLE

Tire Size
LT245/75R16/C
Load Index
Speed Rating

Sierra SLE (DRW)

Front
Tire Size
LT225/75R16/C
Load Index
Speed Rating

Sierra SLE (DRW)

Rear
Tire Size
LT225/75R16/D
Load Index
Speed Rating

Sierra SLX

Tire Size
LT245/75R16/C
Load Index
Speed Rating

Sierra SLX (DRW)

Front
Tire Size
LT225/75R16/C
Load Index
Speed Rating

Sierra SLX (DRW)

Rear
Tire Size
LT225/75R16/D
Load Index
Speed Rating