GM Service Manual Online
For 1990-2009 cars only

Tire Size

Style

D (curb)

J (curb)

K (curb)

Z (curb)

P 205 70 R 15

4 door

261 mm (10.28")

213.3 mm (8.40")

213.3 mm (8.40")

55.0 mm (2.13")

P 225 60 R 16

4 door

255 mm (10.04")

213.3 mm (8.40")

213.3 mm (8.40")

48 mm (1.89")

* The D height (represented as 1 in the figure) is measured from a point 30 mm 1.18 in. outboard of the rear brake hose bracket bolt centerline to the bolt centerline of the trailing arm to the knuckle attachment.

** The Z height is measured in line with the wheel center:

    • 1 represents the center of the rear bushing bolt
    • 2 represents the lowest inboard point on the ball
Figure 1:

Measuring Z Height


Object Number: 186754  Size: SH
Figure 2:

Measuring D Height


Object Number: 186757  Size: MH
Figure 3:

Measuring J or K Height


Object Number: 186760  Size: MH