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1989 Pontiac Grand-am 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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Pontiac Grand-am Generations / Model Years A-body: 1972 , 1973 , 1974 , 1975 G-body: 1978 , 1979 , 1980 N-body: 1985 , 1986 , 1987 , 1988 , 1989 , 1990 , 1991 , 1992 , 1993 , 1994 , 1995 , 1996 , 1997 , 1998 , 1999 , 2000 , 2001 , 2002 , 2003 , 2004 , 2005 1989 Pontiac Grand-am Trim Packages and OEM Wheel/Tire Options 1989 Pontiac Grand-am 2.0T OEM Wheel Size Tire Size
6Jx14 ET42 — 215/60HR14 6Jx14 ET42 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x100
Wheel Width: 6" (152mm)
Wheel Diameter: 14" (356mm)
Hub Centerbore: 57.1 mm
Wheel Offset: 42
Wheel Backspace: 5.15" (131mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 215/60HR14 Tire Measurements and Specifications Tire Width: 215mm (8.46")
Tire Section Height: 129mm (5.076")
Overall Height: 613.60mm (24.15")
Aspect Ratio: 60
6.5Jx15 ET40 — 215/55HR15 6.5Jx15 ET40 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x100
Wheel Width: 6.5" (165mm)
Wheel Diameter: 15" (381mm)
Hub Centerbore: 57.1 mm
Wheel Offset: 40
Wheel Backspace: 5.32" (135mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 215/55HR15 Tire Measurements and Specifications Tire Width: 215mm (8.46")
Tire Section Height: 118.25mm (4.653")
Overall Height: 617.50mm (24.31")
Aspect Ratio: 55
7Jx15 ET40 — 225/55VR15 7Jx15 ET40 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x100
Wheel Width: 7" (178mm)
Wheel Diameter: 15" (381mm)
Hub Centerbore: 57.1 mm
Wheel Offset: 40
Wheel Backspace: 5.57" (141mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 225/55VR15 Tire Measurements and Specifications Tire Width: 225mm (8.86")
Tire Section Height: 123.75mm (4.873")
Overall Height: 628.50mm (24.75")
Aspect Ratio: 55
Model/Trim Notes: The pontiac grand-am 2.0T was available in the USDM from Model Year 1987 to 1989 and is powered by a 165 hp l4, Petrol engine.
1989 Pontiac Grand-am 2.3i OEM Wheel Size Tire Size
5.5Jx13 ET38 — 185/80SR13 5.5Jx13 ET38 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x100
Wheel Width: 5.5" (140mm)
Wheel Diameter: 13" (330mm)
Hub Centerbore: 57.1 mm
Wheel Offset: 38
Wheel Backspace: 4.75" (121mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 185/80SR13 Tire Measurements and Specifications Tire Width: 185mm (7.28")
Tire Section Height: 148mm (5.824")
Overall Height: 626.20mm (24.65")
Aspect Ratio: 80
5.5Jx13 ET42 — 205/70SR13 5.5Jx13 ET42 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x100
Wheel Width: 5.5" (140mm)
Wheel Diameter: 13" (330mm)
Hub Centerbore: 57.1 mm
Wheel Offset: 42
Wheel Backspace: 4.90" (124mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 205/70SR13 Tire Measurements and Specifications Tire Width: 205mm (8.07")
Tire Section Height: 143.5mm (5.649")
Overall Height: 617.20mm (24.30")
Aspect Ratio: 70
6Jx14 ET42 — 215/60HR14 6Jx14 ET42 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x100
Wheel Width: 6" (152mm)
Wheel Diameter: 14" (356mm)
Hub Centerbore: 57.1 mm
Wheel Offset: 42
Wheel Backspace: 5.15" (131mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 215/60HR14 Tire Measurements and Specifications Tire Width: 215mm (8.46")
Tire Section Height: 129mm (5.076")
Overall Height: 613.60mm (24.15")
Aspect Ratio: 60
6Jx14 ET42 — 215/60HR14 6Jx14 ET42 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x100
Wheel Width: 6" (152mm)
Wheel Diameter: 14" (356mm)
Hub Centerbore: 57.1 mm
Wheel Offset: 42
Wheel Backspace: 5.15" (131mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 215/60HR14 Tire Measurements and Specifications Tire Width: 215mm (8.46")
Tire Section Height: 129mm (5.076")
Overall Height: 613.60mm (24.15")
Aspect Ratio: 60
6.5Jx15 ET40 — 215/55HR15 6.5Jx15 ET40 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x100
Wheel Width: 6.5" (165mm)
Wheel Diameter: 15" (381mm)
Hub Centerbore: 57.1 mm
Wheel Offset: 40
Wheel Backspace: 5.32" (135mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 215/55HR15 Tire Measurements and Specifications Tire Width: 215mm (8.46")
Tire Section Height: 118.25mm (4.653")
Overall Height: 617.50mm (24.31")
Aspect Ratio: 55
7Jx16 ET40 — 225/50VR16 7Jx16 ET40 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x100
Wheel Width: 7" (178mm)
Wheel Diameter: 16" (406mm)
Hub Centerbore: 57.1 mm
Wheel Offset: 40
Wheel Backspace: 5.57" (141mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 225/50VR16 Tire Measurements and Specifications Tire Width: 225mm (8.86")
Tire Section Height: 112.5mm (4.43")
Overall Height: 631.40mm (24.86")
Aspect Ratio: 50
Model/Trim Notes: The pontiac grand-am 2.3i was available in the USDM from Model Year 1987 to 1989 and is powered by a 148 hp l4, Petrol engine.
1989 Pontiac Grand-am 2.3i SE OEM Wheel Size Tire Size
6Jx14 ET42 — 215/60HR14 6Jx14 ET42 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x100
Wheel Width: 6" (152mm)
Wheel Diameter: 14" (356mm)
Hub Centerbore: 57.1 mm
Wheel Offset: 42
Wheel Backspace: 5.15" (131mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 215/60HR14 Tire Measurements and Specifications Tire Width: 215mm (8.46")
Tire Section Height: 129mm (5.076")
Overall Height: 613.60mm (24.15")
Aspect Ratio: 60
6.5Jx15 ET40 — 215/55HR15 6.5Jx15 ET40 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x100
Wheel Width: 6.5" (165mm)
Wheel Diameter: 15" (381mm)
Hub Centerbore: 57.1 mm
Wheel Offset: 40
Wheel Backspace: 5.32" (135mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 215/55HR15 Tire Measurements and Specifications Tire Width: 215mm (8.46")
Tire Section Height: 118.25mm (4.653")
Overall Height: 617.50mm (24.31")
Aspect Ratio: 55
7Jx16 ET40 — 225/50VR16 7Jx16 ET40 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x100
Wheel Width: 7" (178mm)
Wheel Diameter: 16" (406mm)
Hub Centerbore: 57.1 mm
Wheel Offset: 40
Wheel Backspace: 5.57" (141mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 225/50VR16 Tire Measurements and Specifications Tire Width: 225mm (8.86")
Tire Section Height: 112.5mm (4.43")
Overall Height: 631.40mm (24.86")
Aspect Ratio: 50
Model/Trim Notes: The pontiac grand-am 2.3i SE was available in the USDM from Model Year 1987 to 1989 and is powered by a 174 hp l4, Petrol engine.
1989 Pontiac Grand-am 2.5i OEM Wheel Size Tire Size
5.5Jx13 ET38 — 185/80SR13 5.5Jx13 ET38 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x100
Wheel Width: 5.5" (140mm)
Wheel Diameter: 13" (330mm)
Hub Centerbore: 57.1 mm
Wheel Offset: 38
Wheel Backspace: 4.75" (121mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 185/80SR13 Tire Measurements and Specifications Tire Width: 185mm (7.28")
Tire Section Height: 148mm (5.824")
Overall Height: 626.20mm (24.65")
Aspect Ratio: 80
5.5Jx13 ET42 — 205/70SR13 5.5Jx13 ET42 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x100
Wheel Width: 5.5" (140mm)
Wheel Diameter: 13" (330mm)
Hub Centerbore: 57.1 mm
Wheel Offset: 42
Wheel Backspace: 4.90" (124mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 205/70SR13 Tire Measurements and Specifications Tire Width: 205mm (8.07")
Tire Section Height: 143.5mm (5.649")
Overall Height: 617.20mm (24.30")
Aspect Ratio: 70
6Jx14 ET42 — 215/60HR14 6Jx14 ET42 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x100
Wheel Width: 6" (152mm)
Wheel Diameter: 14" (356mm)
Hub Centerbore: 57.1 mm
Wheel Offset: 42
Wheel Backspace: 5.15" (131mm) ±
Wheel Fasteners: M12 x 1.5 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 215/60HR14 Tire Measurements and Specifications Tire Width: 215mm (8.46")
Tire Section Height: 129mm (5.076")
Overall Height: 613.60mm (24.15")
Aspect Ratio: 60
Model/Trim Notes: The pontiac grand-am 2.5i was available in the USDM from Model Year 1987 to 1989 and is powered by a 110 hp l4, Petrol engine.
