alfa romeo 145, 146, 155 bolt pattern & wheel specs
The alfa romeo 145, 146, 155 has a 4x98 bolt pattern, and M12x1.25 lug thread.
alfa romeo 145, 146, 155 wheel bolt pattern & specs
| Bolt pattern (PCD) | 4x98 |
|---|---|
| Wheel thread / lug size | M12x1.25 |
| Source | adaptitusa-reference |
What else uses this bolt pattern?
The alfa romeo 145, 146, 155's 4x98 bolt pattern is shared by other vehicles — wheels and adapters made for one may physically bolt to another (center bore and load rating permitting). See the full list on the 4x98 bolt pattern page.
Frequently asked questions
What is the bolt pattern of a alfa romeo 145, 146, 155?
The alfa romeo 145, 146, 155 has a 4x98 bolt pattern. Bolt pattern is consistent across the model generation — confirm against your existing wheel before fitting aftermarket wheels or adapters.
What size lug nuts does the alfa romeo 145, 146, 155 use?
The alfa romeo 145, 146, 155 uses M12x1.25 wheel studs / lug thread. Match this thread size and pitch exactly when replacing lug nuts — an incorrect pitch will cross-thread and fail to torque properly.
Last verified 2026-07-07. Bolt-pattern data is generation-level community reference — confirm against your vehicle's wheel before purchase.