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1989 Cadillac Allante 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.
All Makes CADILLAC ALLANTE ATS ~ BLS ~ BROUGHAM ~ CATERA ~ CTS ~ DEVILLE ~ DTS ~ ELDORADO ~ ELR ~ ESCALADE ~ FLEETWOOD ~ FLEETWOOD-BROUGHAM ~ SEVILLE ~ SRX ~ STS ~ XLR ~ XT5 ~ XTS ~ ALL
Cadillac Allante Generations / Model Years 1989 Cadillac Allante Trim Packages and OEM Wheel/Tire Options 1989 Cadillac Allante 4.5i OEM Wheel Size Tire Size
7Jx16 ET43 — 225/55R16 7Jx16 ET43 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x115
Wheel Width: 7" (178mm)
Wheel Diameter: 16" (406mm)
Hub Centerbore: 70.3 mm
Wheel Offset: 43
Wheel Backspace: 5.69" (145mm) ±
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. 225/55R16 Tire Measurements and Specifications Tire Width: 225mm (8.86")
Tire Section Height: 123.75mm (4.873")
Overall Height: 653.90mm (25.75")
Aspect Ratio: 55
7.5Jx17 ET45 — 225/50R17 7.5Jx17 ET45 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x115
Wheel Width: 7.5" (191mm)
Wheel Diameter: 17" (432mm)
Hub Centerbore: 70.3 mm
Wheel Offset: 45
Wheel Backspace: 6.02" (153mm) ±
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. 225/50R17 Tire Measurements and Specifications Tire Width: 225mm (8.86")
Tire Section Height: 112.5mm (4.43")
Overall Height: 656.80mm (25.86")
Aspect Ratio: 50
8Jx18 ET43 — 235/40R18 8Jx18 ET43 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x115
Wheel Width: 8" (203mm)
Wheel Diameter: 18" (457mm)
Hub Centerbore: 70.3 mm
Wheel Offset: 43
Wheel Backspace: 6.19" (157mm) ±
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. 235/40R18 Tire Measurements and Specifications Tire Width: 235mm (9.25")
Tire Section Height: 94mm (3.7")
Overall Height: 645.20mm (25.40")
Aspect Ratio: 40
8.5Jx19 ET40 — 245/35R19 8.5Jx19 ET40 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x115
Wheel Width: 8.5" (216mm)
Wheel Diameter: 19" (483mm)
Hub Centerbore: 70.3 mm
Wheel Offset: 40
Wheel Backspace: 6.32" (161mm) ±
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. 245/35R19 Tire Measurements and Specifications Tire Width: 245mm (9.65")
Tire Section Height: 85.75mm (3.3775")
Overall Height: 654.10mm (25.76")
Aspect Ratio: 35
9Jx20 ET37 — 255/30R20 9Jx20 ET37 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x115
Wheel Width: 9" (229mm)
Wheel Diameter: 20" (508mm)
Hub Centerbore: 70.3 mm
Wheel Offset: 37
Wheel Backspace: 6.46" (164mm) ±
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. 255/30R20 Tire Measurements and Specifications Tire Width: 255mm (10.04")
Tire Section Height: 76.5mm (3.012")
Overall Height: 661.00mm (26.02")
Aspect Ratio: 30
Model/Trim Notes: The cadillac allante 4.5i was available in the USDM from Model Year 1989 to 1992 and is powered by a 201 hp V8, Petrol engine.
