Comparison
215/55 R17 vs 245/35 R19
245/35 R19 is a plus-2 alternative to 215/55 R17 — the bigger wheel shows through a thinner sidewall. This setup moves rolling diameter a touch off the original spec. Expect a slight but noticeable shift in indicated speed compared to the original tires. The shorter sidewall gives the tire a firmer, more responsive feel and sharpens steering input. Overall the swap sits inside the safe ±3% diameter window, so ABS, traction control and gearing behave normally.
TakeA solid pick for drivers chasing a more aggressive stance without abandoning OEM rolling diameter.
Quick math: 245/35 R19 is 14.2 mm shorter than 215/55 R17, shifting the speedometer by -2.12%.
Current Tire
New Tire
Ground line · scaled comparison
Excellent Fit
Within ±3% — safe for daily driving
Diameter change
-14.2 mm
-2.12%
Speedometer at 100
97.9 km/h
-2.12% error
Ground clearance
-7.1 mm
ride height delta
Sidewall change
-32.5 mm
revs/km: 486.6
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/compare/215-55-r17-vs-245-35-r19Detailed comparison
| Metric | 215/55 R17 | 245/35 R19 | Difference |
|---|---|---|---|
| Overall diameter | 668.3 mm | 654.1 mm | -14.2 mm (-2.12%) |
| Sidewall height | 118.3 mm | 85.8 mm | -32.5 mm |
| Circumference | 2.100 m | 2.055 m | -44.6 mm |
| Revs / km | 476.3 | 486.6 | +10.3 |
| Ground clearance | reference | -7.1 mm | -7.1 mm |
| Speedometer @ 100 km/h | 100.0 km/h | 97.9 km/h | -2.12 km/h |
Verdict: excellent
Within ±3% — speedometer, ABS and traction control should behave normally.
Speedometer impact
At a true 100 km/h, your dashboard will read 97.9 km/h after switching to 245/35 R19 — a -2.12% offset. Use the speedometer error calculator to recheck for other indicated speeds, and the speedometer error guide for the full background.
Ground clearance change
The new tire's half-diameter changes ride height by -7.1 mm. Small differences are absorbed by suspension travel, but anything beyond ±10 mm can affect headlight aim, fender clearance and bump-stop margin. See the plus-sizing guide before committing.
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215/55 R17
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245/35 R19
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