2020 Cadillac CT5 Wheel Offset
Quick specs
- Wheel size
- 8.5x18 · 8.5x19 · 8.5x20
- Offset
- ET29 · ET38
- Backspacing
- 5.39 in · 5.75 in
- Bolt pattern
- 5×120
- Center bore
- 66.9 mm
- Thread
- M14×1.5
- Tire size
- 245/45R18 · 245/40R19 · 255/35R20
OEM configurations
| Configuration | Front | Rear | Offset | Backspacing | Tire | Bolt pattern | Center bore | Thread |
|---|---|---|---|---|---|---|---|---|
| 2.0T · 2.0L, LSY, I4, Petrol | 8.5x18 | — | ET29 | 5.39 in | 245/45R18 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Petrol | 8.5x19 | 9.5x19 | ET29 / ET23 | 5.39 in | 245/40R19 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Petrol | 8.5x20 | — | ET38 | 5.75 in | 255/35R20 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Petrol | 8.5x18 | — | ET29 | 5.39 in | 245/45R18 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Petrol | 8.5x19 | 9.5x19 | ET29 / ET23 | 5.39 in | 245/40R19 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Petrol | 8.5x20 | — | ET38 | 5.75 in | 255/35R20 | 5x120 | 66.9 mm | M14 x 1.5 |
| 3.0T · 3.0L, LGY, V6, Petrol | 8.5x18 | — | ET29 | 5.39 in | 245/45R18 | 5x120 | 66.9 mm | M14 x 1.5 |
| 3.0T · 3.0L, LGY, V6, Petrol | 8.5x19 | 9.5x19 | ET29 / ET23 | 5.39 in | 245/40R19 | 5x120 | 66.9 mm | M14 x 1.5 |
| 3.0T · 3.0L, LGY, V6, Petrol | 8.5x20 | — | ET38 | 5.75 in | 255/35R20 | 5x120 | 66.9 mm | M14 x 1.5 |
Wheels and hardware
More on AmazonLug hardware
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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.
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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.
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White Knight 5309DL-4 Chrome M14 x 1.50 OEM-Style Duplex Long Mag Lug Nut with Washer for Toyota Tundra, 4 Pack
Confirmed vehicle catalog match. Confirm seat type for your wheel.
Check price on Amazon
Wheel locks
More on Amazon
White Knight Wheel Accessories 41900 Chrome M14x1.50 Open End Acorn Wheel Lock Set, 4 Count(Pack of 1), 14mm x 1.50
Confirmed vehicle catalog match. Confirm seat style for your wheel.
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Compare your own setup
See how a different width or offset sits versus an OEM configuration for this year.
More specs for the 2020 Cadillac CT5
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.