2020 Audi S4 Wheel Offset
ET40 · ET39
Quick specs
- OEM offset
- ET40 · ET39
- Wheel size
- 8x18 · 8.5x19 · 7.5x18
- Backspacing
- 5.57 in · 5.82 in · 5.29 in
- Bolt pattern
- 5×112
- Center bore
- 66.5 mm
- Tire size
- 245/40R18 · 255/35R19 · 225/45R18 · 245/35R19
OEM configurations
| Configuration | Front | Rear | Offset | Backspacing | Tire | Bolt pattern | Center bore | Thread |
|---|---|---|---|---|---|---|---|---|
| 3.0 TFSi quattro · 3.0L, V6, Petrol | 8x18 | 7.5x18 | ET40 / ET39 | 5.57 in | 245/40R18 / 225/45R18 | 5x112 | 66.5 mm | M14 x 1.5 |
| 3.0 TFSi quattro · 3.0L, V6, Petrol | 8.5x19 | 7.5x18 | ET40 / ET39 | 5.82 in | 255/35R19 / 225/45R18 | 5x112 | 66.5 mm | M14 x 1.5 |
| S4 TDi quattro · 3.0L, V6, Diesel | 8x18 | 7.5x18 | ET40 / ET39 | 5.57 in | 245/40R18 / 225/45R18 | 5x112 | 66.5 mm | M14 x 1.5 |
| S4 TDi quattro · 3.0L, V6, Diesel | 8.5x19 | 7.5x18 | ET40 / ET39 | 5.82 in | 255/35R19 / 225/45R18 | 5x112 | 66.5 mm | M14 x 1.5 |
| 3.0 TFSi quattro (3BA-8WCWGF) · 3.0L, CWG, V6, Petrol | 8x18 | 8.5x19 | ET40 | 5.57 in | 245/40R18 / 245/35R19 | 5x112 | 66.5 mm | M14 x 1.5 |
See how a different wheel would sit See wheel backspacing
What happens if you change the offset?
Compare your own setup
See how a different width or offset sits versus an OEM configuration for this year.
Wheels and hardware for this vehicle
More on AmazonLug hardware
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DPAccessories BS27K5HE-BK04020 20 Black 14x1.5B Spline Tuner Lug Bolts for Aftermarket Wheels - 27mm Shank
Confirmed vehicle catalog match. Confirm seat type for your wheel.
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Wheel Accessories Parts Set of 20 Black14x1.5 Lug Bolt Kit Cone Seat Acorn 17mm Hex, 24mm Shank Length, M14x1.50 Thread Cone Lug Bolts for Aftermarket Wheels (20, Black, 14 1.5)
Confirmed vehicle catalog match. Confirm seat type for your wheel.
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Dorman 611-236 Wheel Lug Nut M14-1.50
M14 x 1.5
Matches M14 x 1.5 thread — confirm wheel seat style
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Wheel locks
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Set of 4 Veritek 14x1.5mm Black Wheel Bolt Locks for Aftermarket Custom Wheels Only Conical Seat 28mm Shank
Confirmed vehicle catalog match. Confirm seat style for your wheel.
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More specs for the 2020 Audi S4
OEM offsets are catalog configurations, not an aftermarket “safe ET range.” Matching offset alone does not confirm clearance. Documented custom builds are observed setups only.