2018 Cadillac CTS Wheel Offset
Quick specs
- Wheel size
- 8.5x17 · 8.5x18 · 8.5x19 · 9.5x19
- Offset
- ET32 · ET34 · ET23
- Backspacing
- 5.51 in · 5.59 in · 5.66 in
- Bolt pattern
- 5×120
- Center bore
- 66.9 mm
- Thread
- M14×1.5
- Tire size
- 245/45R17 · 245/40R18 · 255/35R19 · 265/35R19
OEM configurations
| Configuration | Front | Rear | Offset | Backspacing | Tire | Bolt pattern | Center bore | Thread |
|---|---|---|---|---|---|---|---|---|
| 2.0T · 2.0L, LTG, I4, Petrol | 8.5x17 | 8.5x18 | ET32 / ET34 | 5.51 in | 245/45R17 / 245/40R18 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LTG, I4, Petrol | 8.5x18 | 8.5x18 | ET32 / ET34 | 5.51 in | 245/40R18 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LTG, I4, Petrol | 8.5x19 | 8.5x18 | ET34 | 5.59 in | 255/35R19 / 245/40R18 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LTG, I4, Petrol | 8.5x17 | 8.5x18 | ET32 / ET34 | 5.51 in | 245/45R17 / 245/40R18 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LTG, I4, Petrol | 8.5x18 | 8.5x18 | ET32 / ET34 | 5.51 in | 245/40R18 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LTG, I4, Petrol | 8.5x19 | 8.5x18 | ET34 | 5.59 in | 255/35R19 / 245/40R18 | 5x120 | 66.9 mm | M14 x 1.5 |
| 3.6T · 3.6L, LF3, V6, Petrol | 8.5x19 | 8.5x18 | ET34 / ET32 | 5.59 in | 255/35R19 / 245/40R18 | 5x120 | 66.9 mm | M14 x 1.5 |
| 3.6i · 3.6L, LGX, V6, Petrol | 8.5x17 | 8.5x18 | ET32 | 5.51 in | 245/45R17 / 245/40R18 | 5x120 | 66.9 mm | M14 x 1.5 |
| 3.6i · 3.6L, LGX, V6, Petrol | 8.5x18 | 8.5x18 | ET32 | 5.51 in | 245/40R18 | 5x120 | 66.9 mm | M14 x 1.5 |
| 3.6i · 3.6L, LGX, V6, Petrol | 8.5x19 | 8.5x18 | ET34 / ET32 | 5.59 in | 255/35R19 / 245/40R18 | 5x120 | 66.9 mm | M14 x 1.5 |
Wheels and hardware
More on AmazonLug hardware
More on Amazon
Set of 20 Veritek 14x1.5mm Gloss Black Spline Drive Tuner Lug Nuts w/Key 1.40 Inch for Aftermarket Custom Wheels
Confirmed vehicle catalog match. Confirm seat type for your wheel.
Check price on Amazon
Wheel Accessories Parts 14x1.5 Lug Nuts Chrome Set of 20 Closed End Bulge Acorn Lug Nuts 1.38” Long M14x1.5 Thread Cone Seat 13/16” / 20.67mm (~21mm) Hex Wheel Lug Nut (Chrome, M14 x 1.5)
Confirmed vehicle catalog match. Confirm seat type for your wheel.
Check price on Amazon
Wheel Accessories Parts 14x1.5 Lug Nuts Black Set of 20 Closed End Bulge Acorn Lug Nut Style 1.38" Long Cone Seat 19mm (3/4") Hex Wheel Lug Nut (M14x1.5, Black)
Confirmed vehicle catalog match. Confirm seat type for your wheel.
Check price on Amazon
Wheel locks
More on AmazonCompare your own setup
See how a different width or offset sits versus an OEM configuration for this year.
More specs for the 2018 Cadillac CTS
Each OEM row is a catalog configuration. Offset ranges are not collapsed when the database has exact setups. Documented aftermarket builds are observed setups only — not universal fit or clearance confirmation.