2021 Mercedes-Benz C-Class Wheel & Tire Sizes
Complete fitment guide for the 2021 Mercedes-Benz C-Class: factory tire sizes, compatible wheel diameters, widths and offsets, and the 5x112 bolt pattern — for every trim.
Bolt Pattern
5x112
Centre Bore
66.6 mm
Lug bolts
M14 x 1.5
Wheel Diameters
17"–20"
Factory (OEM) Tire Sizes for the 2021 Mercedes-Benz C-Class
Front / square fitments
Rear (staggered fitments)
Click any size to shop tires in stock now — free shipping anywhere in Canada, optional installation at our 5 GTA locations.
2021 Mercedes-Benz C-Class Wheel Fitment by Trim
Compatible wheel diameter, width and offset ranges for each 2021 Mercedes-Benz C-Class configuration. Trims with different front and rear specs run a staggered setup.
C 300 · Saloon (W205)
Staggered2.0L · I4 · Petrol
| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 17–20" | 17–20" |
| Wheel width | 7–9" | 8–10" |
| Wheel offset | 35–45 mm | 40–50 mm |
| Tire width | 225–245 mm | 245–255 mm |
C 300 · Saloon (W205)
Staggered2.0L · I4 · Petrol
| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 17–20" | 17–20" |
| Wheel width | 7–9" | 8–10" |
| Wheel offset | 35–45 mm | 40–50 mm |
| Tire width | 225–245 mm | 245–255 mm |
C 300 · Saloon (W206)
Staggered2.0L · I4 · Petrol
| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 17–20" | 17–20" |
| Wheel width | 7–9" | 8–10" |
| Wheel offset | 35–45 mm | 40–50 mm |
| Tire width | 225–245 mm | 245–255 mm |
C 400 · Saloon (W205)
Staggered3.0L · V6 · Petrol
| Spec | Front | Rear |
|---|---|---|
| Wheel diameter | 17–20" | 17–20" |
| Wheel width | 7–9" | 8–10" |
| Wheel offset | 35–48 mm | 42–52 mm |
| Tire width | 225–255 mm | 245–255 mm |
2021 Mercedes-Benz C-Class Fitment FAQ
What is the bolt pattern on a 2021 Mercedes-Benz C-Class?
The 2021 Mercedes-Benz C-Class uses a 5x112 bolt pattern (5 lug bolts on a 112 mm circle) with a 66.6 mm centre bore.
What size tires fit a 2021 Mercedes-Benz C-Class?
Factory (OEM) tire sizes for the 2021 Mercedes-Benz C-Class include 225/50R17, 225/50ZR17, 225/45ZR18, 225/45R18, 225/40ZR19, 225/35ZR20; staggered rear fitments use 245/45R17, 245/45ZR17, 245/40ZR18, 245/35ZR19, 255/35ZR19, 255/30ZR20. Always confirm against the placard inside the driver's door jamb.
What wheel sizes can I put on a 2021 Mercedes-Benz C-Class?
Depending on trim, the 2021 Mercedes-Benz C-Class accepts wheels from 17" up to 20" in diameter with the correct width and offset — larger diameters typically require lower-profile tires to keep the overall rolling diameter stock.
What lug bolt size does a 2021 Mercedes-Benz C-Class use?
The 2021 Mercedes-Benz C-Class uses M14 x 1.5 lug bolts.
Fitment data is provided as a guide. Always verify sizes against your vehicle's door-jamb placard or with our fitment experts before ordering.