1991 Holden Caprice Bolt Pattern & Tire Size
The 1991 Holden Caprice OEM tire size, bolt pattern, and wheel specifications are listed below. All data is based on industry-standard OEM reference specifications.
The 1991 Holden Caprice has a 5x120 bolt pattern, an OEM tire size of 245/45R18, and a 66.9mm center bore.
Other years of the Holden Caprice
1991 Holden Caprice Engine & Trim Levels
Detailed tire and wheel breakdown for the 1991 Holden Caprice
Tire geometry â 245/45R18
The 245/45R18 fitted to the 1991 Holden Caprice has a section width of 245mm and an aspect ratio of 45%, mounted on a 18-inch rim. That gives a sidewall height of 110.3mm (4.34") and an overall outside diameter of 677.7mm (26.68"). At highway speed this tire completes roughly 470 revolutions per kilometre, which is what your speedometer and odometer are calibrated against.
Plus-sizing window
If you want to upsize wheels on the 1991 Holden Caprice while keeping the speedometer accurate, target a 255/38R19 (plus-one). For a softer ride or winter setup, a 235/52R17 (minus-one) keeps the overall diameter within Âą3% of stock, which is the industry tolerance for ABS and stability control to stay calibrated.
Wheel fitment specs
The 1991 Holden Caprice uses a 5x120 bolt pattern with a 66.9mm hub bore. Safe rim width range for the OEM tire is 7.5J â 8.5J, and offsets in the ET43 â ET53 window will clear suspension and fender without rubbing on most setups.
Tire pressure guidance
Manufacturer-recommended cold tire pressure for the 1991 Holden Caprice is printed on the driver-side door jamb sticker â always defer to that value, not to the maximum pressure printed on the tire sidewall. Check pressure monthly and before long trips; under-inflation by 20% can reduce tread life by 25%.
OEM Wheel & Tire Specs
Frequently Asked Questions
What tire size does the 1991 Holden Caprice V use?
The 1991 Holden Caprice V uses 245/45R18 tires as standard equipment.
What is the bolt pattern of the 1991 Holden Caprice?
The 1991 Holden Caprice has a 5x120 bolt pattern with a center bore of 66.9mm.
What is the wheel offset of the 1991 Holden Caprice?
The 1991 Holden Caprice has a wheel offset of ET48.
Other Vehicles with 5x120 Bolt Pattern
The following vehicles share the same 5x120 bolt pattern as the 1991 Holden Caprice, making wheel interchangeability possible (verify offset and center bore before swapping).