Front: 275/35ZR21 103Y XL BW
Rear: 305/30ZR21 104Y XL BW
Tire specs
- Load index
- 103
- Speed rating
- Y (186 mph)
- Load range
- Extra load (XL)
- Tread depth
- 9/32"
- Item #
- 2753521PIR3563400
2023 Mercedes-Benz SL43 AMG Base — 275/35R21
2023 Mercedes-Benz SL43 AMG Base
- Factory size
- 275/35R21 / 305/30R21
- Load / speed
- 103Y / 104Y
Front: 275/35R21Rear: 305/30R21
2 front + 2 rear
Front: 275/35R21Rear: 305/30R21
2 tire results
Factory-size matches for your vehicle2 front + 2 rearFront: 275/35ZR21 103Y XL BW
Rear: 305/30ZR21 104Y XL BW
Tire specs
- Load index
- 103
- Speed rating
- Y (186 mph)
- Load range
- Extra load (XL)
- Tread depth
- 10/32"
- Item #
- 2753521PIR2857100
What size tires does the 2023 Mercedes-Benz SL43 AMG Base take?
The factory tire sizes for the 2023 Mercedes-Benz SL43 AMG Base are 275/35R21 in front and 305/30R21 in the rear.
The catalog lists the front at load index 103, speed rating Y (up to 186 mph) and the rear at load index 104, speed rating Y (up to 186 mph).
This trim is also listed with 255/45R19 front and 285/40R19 rear. Check which one your vehicle has.
| Wheels | Size | Load index | Speed rating |
|---|---|---|---|
| Front | 275/35R21 | 103 | Y |
| Rear | 305/30R21 | 104 | Y |
| Front | 255/45R19 | 104 | Y |
| Rear | 285/40R19 | 107 | Y |
Confirm the size printed on the sidewall of your current tire or on the tire placard in the driver's door jamb before you buy. Replacement tires should meet or exceed the vehicle's load index and speed rating.