1999 GMC C3500 Tire Sizes

Factory original equipment (OE) tire specifications.

Sierra SL

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

Sierra SL Crew Cab (DRW)

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

Sierra SL Crew Cab (DRW)

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

Sierra SL Ext. Cab (DRW)

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

Sierra SL Ext. Cab (DRW)

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

Sierra SL Reg. Cab (DRW)

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

Sierra SL Reg. Cab (DRW)

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

Sierra SLE

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

Sierra SLE Crew Cab (DRW)

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

Sierra SLE Crew Cab (DRW)

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

Sierra SLE Ext. Cab (DRW)

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

Sierra SLE Ext. Cab (DRW)

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

Sierra SLE Reg. Cab (DRW)

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

Sierra SLE Reg. Cab (DRW)

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

Sierra SLT

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

Sierra SLT Crew Cab (DRW)

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

Sierra SLT Crew Cab (DRW)

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

Sierra SLT Ext. Cab (DRW)

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

Sierra SLT Ext. Cab (DRW)

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

Sierra SLT Reg. Cab (DRW)

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

Sierra SLT Reg. Cab (DRW)

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