What tire sizes are common on the Subaru Impreza IV HB (GP)?

Typical tire sizes include 205/55R16 for base trims and 225/40R18 on sportier trims.

How do rim widths vary across trims of the Impreza IV HB (GP)?

Rim widths range from 6.5 inches on standard models to 7.5 inches on premium or sport trims.

Can I use tires from one trim level on another Impreza IV HB (GP) trim?

It depends on rim size compatibility; always check rim width and diameter before swapping tires between trims.

Subaru Impreza IV HB (GP) Tire Sizes & Rim Dimensions by Year and Trim

The Subaru Impreza IV HB (GP) features varying tire size markings depending on the model year and trim. Common tire dimensions include 205/55R16 and 225/40R18, matching standard rim widths from 6.5 to 7.5 inches in diameter ranges of 16 and 18 inches.\n\nTrim levels influence tire and rim specs significantly. Base trims typically use smaller, practical wheel sizes like 16-inch rims fitted with all-season tires. Sportier trims may feature 18-inch alloy wheels paired with performance tires, impacting ride comfort and handling.\n\nWhen comparing trims within the Impreza IV HB (GP) lineup, consider that rim width affects tire profile and compatibility. Wider rims accommodate lower profile tires for enhanced grip, while narrower rims suit higher profile tires that favor comfort and longevity.\n\nAlways verify tire markings and rim dimensions based on your specific model year and trim to ensure optimal fitment, safety, and performance.

Year

Make / model / trim	Year	Tire size	Wheel
Subaru Impreza IV HB (GP) 1.6 i	2019	205/55R16	6.5" × 16"
Subaru Impreza IV HB (GP) 1.6 i AWD	2019	205/55R16	6.5" × 16"
Subaru Impreza IV HB (GP) 1.6 i	2018	205/55R16	6.5" × 16"
Subaru Impreza IV HB (GP) 1.6 i AWD	2018	205/55R16	6.5" × 16"
Subaru Impreza IV HB (GP) 1.6 i	2017	205/55R16	6.5" × 16"
Subaru Impreza IV HB (GP) 1.6 i AWD	2017	205/55R16	6.5" × 16"
Subaru Impreza IV HB (GP) 1.6 i	2016	205/55R16	6.5" × 16"
Subaru Impreza IV HB (GP) 1.6 i AWD	2016	205/55R16	6.5" × 16"
Subaru Impreza IV HB (GP) 1.6 i	2015	205/55R16	6.5" × 16"
Subaru Impreza IV HB (GP) 1.6 i AWD	2015	205/55R16	6.5" × 16"
Subaru Impreza IV HB (GP) 1.6 i	2014	205/55R16	6.5" × 16"
Subaru Impreza IV HB (GP) 1.6 i AWD	2014	205/55R16	6.5" × 16"
Subaru Impreza IV HB (GP) 1.6 i	2013	205/55R16	6.5" × 16"
Subaru Impreza IV HB (GP) 1.6 i AWD	2013	205/55R16	6.5" × 16"
Subaru Impreza IV HB (GP) 1.6 i	2012	205/55R16	6.5" × 16"
Subaru Impreza IV HB (GP) 1.6 i AWD	2012	205/55R16	6.5" × 16"

For bolt pattern (PCD), offset ET, center bore, and mounting details, open the bolt pattern page for Subaru Impreza IV HB (GP).

FAQ

What tire sizes are common on the Subaru Impreza IV HB (GP)?: Typical tire sizes include 205/55R16 for base trims and 225/40R18 on sportier trims.
How do rim widths vary across trims of the Impreza IV HB (GP)?: Rim widths range from 6.5 inches on standard models to 7.5 inches on premium or sport trims.
Can I use tires from one trim level on another Impreza IV HB (GP) trim?: It depends on rim size compatibility; always check rim width and diameter before swapping tires between trims.

Tire size calculatorShow

Compare two tire sizes — diameter, speedometer error, and clearance change.

WidthHeightRadius

inch

	Size 1	Size 2	Diff	Diff(%)
Diameter	25.0"	25.4"	0.5"	1.89%
Width	7.7"	8.5"	0.8"	10.26%
Circumference	78.4"	79.9"	1.5"	1.86%
Profile height	5.0"	4.2"	-0.7"	-15.08%
Turnover per mile	807	793	14	-1.73%
Clearance	-	-	+0.2"	-

25.0"

7.7"

25.5"

8.5"

15"

5.0"

17"

4.2"

Speedometer Error

(First wheel OEM size)

Reading	20 mph	30 mph	40 mph	50 mph	60 mph	70 mph	80 mph	90 mph
Actual	20.4	30.5	40.7	50.9	61.1	71.2	81.4	91.6