1985 Land Rover Defender Bolt Pattern & Tire Size
The 1985 Land Rover Defender OEM tire size, bolt pattern, and wheel specifications are listed below. All data is based on industry-standard OEM reference specifications.
The 1985 Land Rover Defender has a 5x165.1 bolt pattern, an OEM tire size of 235/85R16, and a 113.1mm center bore.
Other years of the Land Rover Defender
1985 Land Rover Defender Engine & Trim Levels
Detailed tire and wheel breakdown for the 1985 Land Rover Defender
Tire geometry â 235/85R16
The 235/85R16 fitted to the 1985 Land Rover Defender has a section width of 235mm and an aspect ratio of 85%, mounted on a 16-inch rim. That gives a sidewall height of 199.8mm (7.86") and an overall outside diameter of 805.9mm (31.73"). At highway speed this tire completes roughly 395 revolutions per kilometre, which is what your speedometer and odometer are calibrated against.
Plus-sizing window
If you want to upsize wheels on the 1985 Land Rover Defender while keeping the speedometer accurate, target a 245/76R17 (plus-one). For a softer ride or winter setup, a 225/94R15 (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 1985 Land Rover Defender uses a 5x165.1 bolt pattern with a 113.1mm hub bore. Safe rim width range for the OEM tire is 6.5J â 7.5J, and offsets in the ET28 â ET38 window will clear suspension and fender without rubbing on most setups.
Tire pressure guidance
Manufacturer-recommended cold tire pressure for the 1985 Land Rover Defender 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 1985 Land Rover Defender 110 use?
The 1985 Land Rover Defender 110 uses 235/85R16 tires as standard equipment.
What is the bolt pattern of the 1985 Land Rover Defender?
The 1985 Land Rover Defender has a 5x165.1 bolt pattern with a center bore of 113.1mm.
What is the wheel offset of the 1985 Land Rover Defender?
The 1985 Land Rover Defender has a wheel offset of ET33.
Other Vehicles with 5x165.1 Bolt Pattern
The following vehicles share the same 5x165.1 bolt pattern as the 1985 Land Rover Defender, making wheel interchangeability possible (verify offset and center bore before swapping).