mercury MONARCH,MARQUIS,ZEPHER bolt pattern & wheel specs

The mercury MONARCH,MARQUIS,ZEPHER (1978–1985) has a 4x108 bolt pattern, and 1/2-RH lug thread.

mercury MONARCH,MARQUIS,ZEPHER wheel bolt pattern & specs

Bolt pattern (PCD)	4x108
Wheel thread / lug size	1/2-RH
Generation years	1978–1985
Source	adaptitusa-reference

The mercury MONARCH,MARQUIS,ZEPHER uses a 4x108 bolt pattern, 1/2-RH lug thread. Bolt pattern and hub specs are stable across a model generation — always confirm against your vehicle's existing wheel before buying aftermarket wheels, spacers, or adapters. Source: community wheel-fitment reference data.

What else uses this bolt pattern?

The mercury MONARCH,MARQUIS,ZEPHER's 4x108 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 4x108 bolt pattern page.

Frequently asked questions

What is the bolt pattern of a mercury MONARCH,MARQUIS,ZEPHER?

The mercury MONARCH,MARQUIS,ZEPHER has a 4x108 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 mercury MONARCH,MARQUIS,ZEPHER use?

The mercury MONARCH,MARQUIS,ZEPHER uses 1/2-RH 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.