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1981 Gmc Suburban-2500 Wheel and Tire Measurements and Specifications Editor's Note: This is a new tool (1/21). Not all models or model years are fully represented in the results - some full generations are not yet listed. We are working to grow this resource as quickly as possible.
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Gmc Suburban-2500 Generations / Model Years C/K series: 1976 , 1977 , 1978 , 1979 , 1980 , 1981 , 1982 , 1983 , 1984 , 1985 , 1986 , 1987 , 1988 , 1989 , 1990 , 1991 GMT400: 1992 , 1993 , 1994 , 1995 , 1996 , 1997 , 1998 , 1999 GMT800: 2000 , 2001 , 2002 , 2003 , 2004 , 2005 , 2006 1981 Gmc Suburban-2500 Trim Packages and OEM Wheel/Tire Options 1981 Gmc Suburban-2500 6.2D OEM Wheel Size Tire Size
7Jx15 ET25 — LT235/75R15 7Jx15 ET25 Wheel Measurements and Specifications Wheel Bolt Pattern: 6x139.7
Wheel Width: 7" (178mm)
Wheel Diameter: 15" (381mm)
Hub Centerbore: 108 mm
Wheel Offset: 25
Wheel Backspace: 4.98" (126mm) ±
Wheel Fasteners: 7/16" - 20 UNF Lug nuts Torque Sequence: 1, 6, 4, 2, 5, 3 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. LT235/75R15 Tire Measurements and Specifications Tire Width: 235mm (9.25")
Tire Section Height: 176.25mm (6.9375")
Overall Height: 733.50mm (28.88")
Aspect Ratio: 75
Radial Construction Tire Light Truck Tire Model/Trim Notes: The gmc suburban-2500 6.2D was available in the USDM from Model Year 1976 to 1991 and is powered by a l6, Petrol engine.
1981 Gmc Suburban-2500 4.8 OEM Wheel Size Tire Size
7Jx15 ET25 — LT235/75R15 7Jx15 ET25 Wheel Measurements and Specifications Wheel Bolt Pattern: 6x139.7
Wheel Width: 7" (178mm)
Wheel Diameter: 15" (381mm)
Hub Centerbore: 108 mm
Wheel Offset: 25
Wheel Backspace: 4.98" (126mm) ±
Wheel Fasteners: 7/16" - 20 UNF Lug nuts Torque Sequence: 1, 6, 4, 2, 5, 3 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. LT235/75R15 Tire Measurements and Specifications Tire Width: 235mm (9.25")
Tire Section Height: 176.25mm (6.9375")
Overall Height: 733.50mm (28.88")
Aspect Ratio: 75
Radial Construction Tire Light Truck Tire Model/Trim Notes: The gmc suburban-2500 4.8 was available in the USDM from Model Year 1976 to 1991 and is powered by a l6, Petrol engine.
1981 Gmc Suburban-2500 5 OEM Wheel Size Tire Size
7Jx15 ET25 — LT235/75R15 7Jx15 ET25 Wheel Measurements and Specifications Wheel Bolt Pattern: 6x139.7
Wheel Width: 7" (178mm)
Wheel Diameter: 15" (381mm)
Hub Centerbore: 108 mm
Wheel Offset: 25
Wheel Backspace: 4.98" (126mm) ±
Wheel Fasteners: 7/16" - 20 UNF Lug nuts Torque Sequence: 1, 6, 4, 2, 5, 3 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. LT235/75R15 Tire Measurements and Specifications Tire Width: 235mm (9.25")
Tire Section Height: 176.25mm (6.9375")
Overall Height: 733.50mm (28.88")
Aspect Ratio: 75
Radial Construction Tire Light Truck Tire 7Jx15 ET25 — LT235/75R15 7Jx15 ET25 Wheel Measurements and Specifications Wheel Bolt Pattern: 6x139.7
Wheel Width: 7" (178mm)
Wheel Diameter: 15" (381mm)
Hub Centerbore: 108 mm
Wheel Offset: 25
Wheel Backspace: 4.98" (126mm) ±
Wheel Fasteners: 7/16" - 20 UNF Lug nuts Torque Sequence: 1, 6, 4, 2, 5, 3 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. LT235/75R15 Tire Measurements and Specifications Tire Width: 235mm (9.25")
Tire Section Height: 176.25mm (6.9375")
Overall Height: 733.50mm (28.88")
Aspect Ratio: 75
Radial Construction Tire Light Truck Tire Model/Trim Notes: The gmc suburban-2500 5 was available in the USDM from Model Year 1976 to 1991 and is powered by a l6, Petrol engine.
1981 Gmc Suburban-2500 5.7 OEM Wheel Size Tire Size
7Jx15 ET25 — LT235/75R15 7Jx15 ET25 Wheel Measurements and Specifications Wheel Bolt Pattern: 6x139.7
Wheel Width: 7" (178mm)
Wheel Diameter: 15" (381mm)
Hub Centerbore: 108 mm
Wheel Offset: 25
Wheel Backspace: 4.98" (126mm) ±
Wheel Fasteners: 7/16" - 20 UNF Lug nuts Torque Sequence: 1, 6, 4, 2, 5, 3 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. LT235/75R15 Tire Measurements and Specifications Tire Width: 235mm (9.25")
Tire Section Height: 176.25mm (6.9375")
Overall Height: 733.50mm (28.88")
Aspect Ratio: 75
Radial Construction Tire Light Truck Tire Model/Trim Notes: The gmc suburban-2500 5.7 was available in the USDM from Model Year 1976 to 1991 and is powered by a l6, Petrol engine.
1981 Gmc Suburban-2500 7.4 OEM Wheel Size Tire Size
7Jx15 ET25 — LT235/75R15 7Jx15 ET25 Wheel Measurements and Specifications Wheel Bolt Pattern: 6x139.7
Wheel Width: 7" (178mm)
Wheel Diameter: 15" (381mm)
Hub Centerbore: 108 mm
Wheel Offset: 25
Wheel Backspace: 4.98" (126mm) ±
Wheel Fasteners: 7/16" - 20 UNF Lug nuts Torque Sequence: 1, 6, 4, 2, 5, 3 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. LT235/75R15 Tire Measurements and Specifications Tire Width: 235mm (9.25")
Tire Section Height: 176.25mm (6.9375")
Overall Height: 733.50mm (28.88")
Aspect Ratio: 75
Radial Construction Tire Light Truck Tire Model/Trim Notes: The gmc suburban-2500 7.4 was available in the USDM from Model Year 1976 to 1991 and is powered by a l6, Petrol engine.
