# Max Tire Size Calculator

Estimate the biggest tire that fits your Tacoma by generation, lift height, and wheel offset, with the trimming and regearing each size requires.

## Canonical URL
https://tacotires.com/max-tire-size-calculator

## What It Does
- Max size by setup: The largest tire your generation, lift, and offset combination will clear, in metric and inches.
- Trimming ladder: Which of mud flaps, liner, pinch weld, cab mount chop, or crash-plate removal each size requires.
- Downstream work: Flags for regearing, offset, and speedometer recalibration that come with the size.

## Summary
- Estimates the largest tire that fits a Tacoma from generation, lift height, and wheel offset.
- Returns the max size in metric and inches with the trimming ladder and regear each size needs.
- 3rd gen needs a lift plus trimming for 33s; 4th gen fits 33s stock and 35s with a lift and reversible crash-plate removal.

## FAQ
### What is the biggest tire on a stock Tacoma with no lift?
On a 3rd gen, about 265/70R17 or 265/75R16, near 31.6 inches, with no trimming. On a 4th gen, 285/70R17 or 275/70R18, about 33 inches, fits stock.

### Can I fit 33s without a lift?
On a 4th gen yes, 33s fit stock. On a 3rd gen, true 33s like 285/70R17 need a leveling kit or lift plus fender-liner trimming, and a cab mount chop to be rub-free off-road.

### What does it take to run 35s on a Tacoma?
On a 3rd gen, a 3 inch or taller lift, cab mount chop, extensive trimming, and a regear. On a 4th gen, a 3 inch lift plus reversible crash-plate removal and a caster alignment, with no cab mount chop.

## Related Tools
- [Tire size calculator](https://tacotires.com/tire-calculator)
- [Gear ratio calculator](https://tacotires.com/gear-ratio-calculator)

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