29 inch tire diameter cross-reference

Overall diameter

15 curated TireFitLab seed sizes round to about 29 inches overall diameter. Use the table to find similar-height sizes, then compare exact dimensions before fitting.

FAQ

Overall diameter
15 curated TireFitLab seed sizes round to about 29 inches overall diameter. Use the table to find similar-height sizes, then compare exact dimensions before fitting.
What should I verify before using this information?
Use TireFitLab values as a sizing reference, then verify the vehicle handbook, tire placard, rim compatibility, load rating, and physical clearance before fitting.
Candidate size Overall diameter Diameter difference Section width Rim Compare
225/65R17 28.52 in -12.9 mm 225 mm 17 in Open calculator
235/65R17 29.03 in +0.1 mm 235 mm 17 in Open calculator
235/60R18 29.10 in +2.0 mm 235 mm 18 in Open calculator
255/55R18 29.04 in +0.5 mm 255 mm 18 in Open calculator
235/55R19 29.18 in +3.9 mm 235 mm 19 in Open calculator
255/50R19 29.04 in +0.4 mm 255 mm 19 in Open calculator
265/50R19 29.43 in +10.4 mm 265 mm 19 in Open calculator
275/45R19 28.74 in -7.1 mm 275 mm 19 in Open calculator
285/45R19 29.10 in +1.9 mm 285 mm 19 in Open calculator
245/45R20 28.68 in -8.7 mm 245 mm 20 in Open calculator
255/45R20 29.04 in +0.3 mm 255 mm 20 in Open calculator
265/45R20 29.39 in +9.3 mm 265 mm 20 in Open calculator
275/40R20 28.66 in -9.2 mm 275 mm 20 in Open calculator
295/40R20 29.29 in +6.8 mm 295 mm 20 in Open calculator
295/35R21 29.13 in +2.7 mm 295 mm 21 in Open calculator

Seed pages are limited to the public TireFitLab size corpus. The long tail stays gated until demand data supports expansion.

How to use diameter bands

Diameter-band pages group popular TireFitLab seed sizes by rounded overall diameter. The group is useful for finding similar-height candidates, but the exact calculator should still be used before any purchase or fitment decision.

Related references

Seasonal check

Planning a long summer drive?

Use the budget and running-cost tools before a trip, especially if the current tyres are worn or the replacement size changes diameter.

Estimate tyre budget
Last reviewed: 2026-06-28
What changed
  • Added curated overall-diameter cross-reference seed pages.