Original tyres205/75R15, 205/75R14, 225/60R16, 235/60R16
⚠ This model comes with 5x115 or 5x127 or 5x120.65 depending on the year or version. Check on an original wheel or with a professional before buying anything.
A Cadillac Seville (1975–1979) uses a 5x115 or 5x127 or 5x120.65 PCD and a centre bore of 78.1 or 70.3 mm.
Any wheel must match the vehicle's PCD exactly: there is no tolerance, unless you use a PCD adapter.
Centre bore: the wheel must have a centre bore of 70.3 mm or more. If it is larger (as with most aftermarket wheels), add a hub centric ring wheel centre bore → 70.3 mm.
Offset: the original is ET10 to ET51. Compare your future wheel with the offset calculator (your vehicle is already selected) to see how many millimetres further in or out it will sit.
Fixings: thread Ecrous - 12x1.50, tightened to 135 Nm. The nuts or bolts must have the same seat (conical, spherical or flat) as the wheel.
Tyres: original fitment is 205/75R15, 205/75R14, 225/60R16, 235/60R16. For another size, check the diameter difference with the equivalence calculator (under 3 % recommended).
All recorded versions (5)
The original specs vary with the year, trim or wheel size. Identify your version from the tyre size marked on the sidewall.
Version
PCD
Centre bore
Wheel
Offset
Tyre
Version 1
5x127
78.1 mm
—
ET10
205/75R15
Version 2
5x120.65
70.3 mm
—
ET10
205/75R15
Version 3
5x115
70.3 mm
—
ET43
205/75R14
Version 4
5x115
70.3 mm
—
ET51
225/60R16
Version 5
5x115
70.3 mm
—
ET51
235/60R16
Vehicles with the same PCD and centre bore
Same 5x115 PCD and same 70.3 mm centre bore: wheels from these vehicles bolt on and centre on a Cadillac Seville without rings. Offset, width, diameter and caliper clearance still need checking.
These vehicles also use 5x115 but with a different centre bore: their wheels need a hub centric ring if their centre bore is larger than 70.3 mm, and will not fit if it is smaller.
A Cadillac Seville (1975–1979) can have a 5x115 or 5x127 or 5x120.65 PCD depending on the version: check on an original wheel.
Does a Cadillac Seville need a hub centric ring?
The centre bore (hub diameter) of a Cadillac Seville is 78.1 or 70.3 mm. A wheel with a larger centre bore is fitted with a hub centric ring that brings it down to the hub diameter. A wheel with a smaller centre bore cannot be fitted.
What offset (ET) for a Cadillac Seville?
The recorded original offset is ET10 to ET51 depending on the version and wheel size. A lower ET pushes the wheel outwards, a higher ET pulls it inwards: check wheel well and caliper clearance before making any change.
What tightening torque for the wheels of a Cadillac Seville?
The specified tightening torque is 135 Nm for Ecrous - 12x1.50 fixings. Tighten in a criss-cross pattern with a torque wrench and check the tightness again after about fifty kilometres.
Which vehicles have the same PCD as a Cadillac Seville?
With the same PCD (5x115) and the same centre bore (70.3 mm), these include: Cadillac ATS, Cadillac CTS, Cadillac Deville, Cadillac Allante. Offset, width and rim diameter still need checking for each vehicle.
Does a value look wrong, or is a version missing? Let us know, we check every report.
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