Home OEM Wheel and Tire Size Look Up Subaru Wheel and Tire Sizes, Specifications and Measurements 2017 Subaru Wrx-sti 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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Subaru Wrx-sti Generations / Model Years 2017 Subaru Wrx-sti Trim Packages and OEM Wheel/Tire Options 2017 Subaru Wrx-sti 2.5i OEM Wheel Size — Tire Size Options:
8.5Jx18 ET55 — 245/40ZR18 8.5Jx18 ET55 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x114.3
Wheel Width: 8.5" (216mm)
Wheel Diameter: 18" (457mm)
Hub Centerbore: 56.1 mm
Wheel Offset: 55
Wheel Backspace: 6.92" (176mm) ±
Wheel Fasteners: M12 x 1.25 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 245/40ZR18 Tire Measurements and Specifications Tire Width: 245mm (9.65")
Tire Section Height: 98mm (3.86")
Overall Height: 653.20mm (25.72")
Aspect Ratio: 40
8.5Jx19 ET55 — 245/35ZR19 8.5Jx19 ET55 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x114.3
Wheel Width: 8.5" (216mm)
Wheel Diameter: 19" (483mm)
Hub Centerbore: 56.1 mm
Wheel Offset: 55
Wheel Backspace: 6.92" (176mm) ±
Wheel Fasteners: M12 x 1.25 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 245/35ZR19 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 ET48 — 255/30ZR20 9Jx20 ET48 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x114.3
Wheel Width: 9" (229mm)
Wheel Diameter: 20" (508mm)
Hub Centerbore: 56.1 mm
Wheel Offset: 48
Wheel Backspace: 6.89" (175mm) ±
Wheel Fasteners: M12 x 1.25 Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 70-80 Ft/Lbs *
One-peice construction wheels. 255/30ZR20 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 subaru wrx-sti 2.5i was available in the USDM from Model Year 2015 to 2017 and is powered by a 305 hp H4, Petrol engine.