2021 Cadillac XT4 Wheel Offset
Quick specs
- Wheel size
- 8x18 · 8x19 · 8.5x20
- Offset
- ET37
- Backspacing
- 5.46 in · 5.71 in
- Bolt pattern
- 5×120
- Center bore
- 66.9 mm
- Thread
- M14×1.5
- Tire size
- Multiple — see configurations
OEM configurations
| Configuration | Front | Rear | Offset | Backspacing | Tire | Bolt pattern | Center bore | Thread |
|---|---|---|---|---|---|---|---|---|
| 2.0T · 2.0L, LSY, I4, Petrol | 8x18 | — | ET37 | 5.46 in | 235/60R18 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Petrol | 8x19 | 9x19 | ET37 / ET39 | 5.46 in | 235/55R19 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Petrol | 8x19 | 9x19 | ET37 / ET39 | 5.46 in | 245/50R19 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Petrol | 8.5x20 | — | ET37 | 5.71 in | 245/45R20 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Petrol | 8x18 | — | ET37 | 5.46 in | 235/60R18 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Petrol | 8x19 | 9x19 | ET37 / ET39 | 5.46 in | 235/55R19 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Petrol | 8x19 | 9x19 | ET37 / ET39 | 5.46 in | 245/50R19 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Petrol | 8.5x20 | — | ET37 | 5.71 in | 245/45R20 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0D · 2.0L, LSQ, I4, Diesel | 8x18 | — | ET37 | 5.46 in | 235/60R18 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0D · 2.0L, LSQ, I4, Diesel | 8x19 | 9x19 | ET37 / ET39 | 5.46 in | 235/55R19 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0D · 2.0L, LSQ, I4, Diesel | 8x19 | 9x19 | ET37 / ET39 | 5.46 in | 245/50R19 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0D · 2.0L, LSQ, I4, Diesel | 8.5x20 | — | ET37 | 5.71 in | 245/45R20 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Hybrid | 8x18 | — | ET37 | 5.46 in | 235/55R18 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Hybrid | 8.5x20 | — | ET37 | 5.71 in | 245/45R20 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Hybrid | 8x19 | 9x19 | ET37 / ET39 | 5.46 in | 235/50R19 | 5x120 | 66.9 mm | M14 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Hybrid | 8x19 | 9x19 | ET37 / ET39 | 5.46 in | 245/50R19 | 5x120 | 66.9 mm | M14 x 1.5 |
Wheels and hardware
More on AmazonLug hardware
More on Amazon
McGard 64073 Chrome (M14 x 1.5 Thread Size) Bulge Cone Seat Style Lug Nut, (Set of 4)
Confirmed vehicle catalog match. Confirm seat type for your wheel.
Check price on Amazon
Wheel Accessories Parts Set of 20 Spiked Solid Metal Lug Nuts M12x1.5 Thread 4.4 Inch Tall Closed End Bulge Acorn Spike Lug Nut 1 Long Socket Key (20 PC, Chrome)
Confirmed vehicle catalog match. Confirm seat type for your wheel.
Check price on Amazon
White Knight 791309-1SAM Chrome M14 x 1.50 Open End Bulge Acorn Lug Nut Kit with Wheel Locks, 20 Pack
Confirmed vehicle catalog match. Confirm seat type for your wheel.
Check price on Amazon
Wheel locks
More on Amazon
McGard 24019 Cone Seat - Under Hub Cap Wheel Locks (M14 x 1.5 Thread Size) - Set of 4
Confirmed vehicle catalog match. Confirm seat style for your wheel.
Check price on Amazon
McGard 24215 Chrome Cone Seat Wheel Locks (M14 X 1.5 Thread Size) - Set of 4
Confirmed vehicle catalog match. Confirm seat style for your wheel.
Check price on Amazon
Compare your own setup
See how a different width or offset sits versus an OEM configuration for this year.
More specs for the 2021 Cadillac XT4
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.