OEM wheel and tire fitment specs for the 1996 Acura NSX, including bolt pattern (PCD), center bore diameter, thread size, rim diameter, rim width, wheel offset, and backspacing.
Recorded OEM specifications for the 1996 Acura NSX, donor years with overlapping ranges, and a calculator to compare a selected wheel. Range overlap is not a guaranteed fit.
Multiple OEM configurations exist for this vehicle. Fitment can vary by trim, brakes, and factory wheel package – confirm your exact setup before buying.
Thread-only product links are shopping examples, not verified fits. Seat style is not confirmed here. As an Amazon Associate we earn from qualifying purchases.
Donor vehicles with overlapping OEM specs
These are vehicle-year records whose recorded OEM ranges overlap this 1996 Acura NSX. Overlap is not a guarantee that a specific wheel will install. Selected-wheel comparison is in the calculator below.
Evaluated 11 donor years. Listed 11 eligible overlaps (not all evaluated years are compatible). Showing all listed.
Wheel geometryOEM width/offset ranges overlap (not a specific wheel)
Approximate position vs the mid OEM package: outer change -3.18 mm, inner change -3.18 mm. This uses aggregated width/offset ranges, not a specific wheel.
Wheel geometryOEM width/offset ranges overlap (not a specific wheel)
Center-bore records disagree (donor year-level hub 64.1 mm vs trim range 70.1–70.1 mm). Unqualified overlap is not claimed until the conflict is resolved. Approximate position vs the mid OEM package: outer change 3.18 mm, inner change 3.18 mm. This uses aggregated width/offset ranges, not a specific wheel.
Check wheel configurationCheck lug hardware: donor year M14x1.5 vs 1996 Acura NSX M12x1.5
Bolt pattern5x114.3 · Same recorded PCD
Center bore70.1 mm · same recorded hub figure
Wheel geometryNeeds configuration check
Recorded vehicle-side thread for the 1996 Acura NSX is M12x1.5. This donor year is recorded as M14x1.5. That is the vehicle stud/nut thread, not an intrinsic thread stamped on the wheel. Hardware must match this vehicle’s studs and the selected wheel’s seat and engagement. Existing hardware may be reusable if it already matches. Seat style is not in this dataset, so products are not a verified fit.
Donor width/offset sits outside the known OEM envelope for this vehicle. Recorded vehicle-side thread differs (M14x1.5 on the donor year vs M12x1.5 on the target vehicle). Hardware must match the target vehicle’s studs and the selected wheel’s seat. Existing hardware may be reusable if it already matches. Seat style is not confirmed in this dataset.
Acura NSX Years With Compatible Wheels
Only years with evidence-based interchange relationships are listed. Adjacent years are not assumed compatible.
Compare a donor vehicle or custom wheel against this 1996 Acura NSX. Use Compare in calculator on a donor row above to fill the donor side of this same calculator.
Compare
Compare wheel compatibility between two vehicles
Wheels from (donor vehicle)
Selected Car:
Custom wheel size (optional)
Tip: change values here to simulate custom wheels and immediately see the impact in the comparison below.
Custom tire size (optional)
Installed on (your vehicle)
Selected Car:
1996 Acura NSX
Compare Rims
Specification
Wheels from
Installed on
Result (Click it)
Bolt Pattern
The total number of bolt holes and the diameter of the circle they form.
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5x114.3
Center Bore
The hole in the center of the wheel that fits over the vehicle’s hub.
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70.1 mm
Thread Size
The size and spacing of the threads on the bolts or nuts that hold the wheel in place.
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M12 x 1.5
Rim Diameter
The wheel diameter in inches that determines which tire sizes will fit.
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15"
Rim Width
The distance between the inner edges of the wheel is measured in inches.
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6.5"
Wheel Offset
How far the wheel sits inward or outward relative to the hub mounting surface.
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55 mm
Backspacing
Shows how much space the wheel takes up toward the inside of the vehicle.
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-
Wheel Fasteners
The type of hardware used to secure the wheel to the vehicle.
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-
Compare Tires
Specification
Wheels from
Installed on
Result (Click it)
Section Width
The width of the tire from sidewall to sidewall, measured in millimeters.
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-
Aspect Ratio
The height of the tire’s sidewall expressed as a percentage of its width.
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-
Diameter
The wheel diameter for which the tire is designed to fit.
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-
Tire Pressure
The recommended air pressure for safe and efficient driving.
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-
Overall Diameter
The total height of the tire and wheel combined affects clearance and speedometer accuracy.
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-
Wheel Fitment Parts for the 1996 Acura NSX
Example products matched to recorded thread, hub, or spacer dimensions. They are not verified fits. Confirm seat style, thickness, and clearance before ordering.
As an Amazon Associate we earn from qualifying purchases. Product availability and pricing may change.
Goal
You need safe, correct wheel and tire fitment guidance for a 1996 Acura NSX. The immediate problem is incomplete OEM data. This guide shows how to confirm the missing specs, use the on-page wheel/tire calculator, and evaluate alternative wheel sizes so you can pick fitment that clears brakes, suspension, and fenders while keeping correct rolling diameter.
Prerequisites
Vehicle access so you can inspect a wheel/hub and take basic measurements.
Digital caliper or ruler, torque wrench, jack and stands for safe wheel removal.
Access to the on-page wheel/tire calculator and OEM references such as the owner manual or dealer parts department.
Awareness that several OEM values are unknown here and must be confirmed before ordering wheels.
Step by step
1) Review known values and assumptions
Item
Value
Rim diameter
15 in (OEM listed)
Rim width
6.5 in (OEM listed)
Wheel offset (ET)
55 mm (OEM listed)
Backspacing
5.42 in (OEM listed)
Tire size
205/50R15 (OEM listed)
Bolt pattern (studs x PCD)
Unknown – confirm below
Center bore (mm)
Unknown – confirm below
Thread size
Unknown – confirm below
These are the recommended starting values. Do not assume unknowns. Confirm them before buying wheels or adapting hardware.
2) Confirm bolt pattern and stud count
Problem: bolt pattern is unknown and is essential for selecting wheels or hub adapters. Solution: count the lug studs and measure.
Count studs (4, 5, etc.) by looking at a wheel face or hub.
Measure the PCD. For 4-lug, measure center-to-center across the wheel. For 5-lug, measure the distance between the center of one stud and the outer edge of the opposite stud and use an online PCD calculator if needed.
If you prefer not to measure, check OEM sources: owner manual, door jam placard, dealer parts department, or stamped numbers on the original wheel (inside barrel) that indicate bolt pattern.
3) Confirm center bore and thread size
Problem: center bore and wheel stud thread size are unknown. Wrong values cause vibration or cannot be fastened. Solution: measure and cross-check.
Center bore: remove a wheel and measure the diameter of the hub hole with a caliper. Record mm. This tells whether a wheel is hub-centric or if hub-centric rings are required.
Thread size and pitch: inspect a lug stud or remove a lug and measure the thread diameter and pitch with a thread gauge or check OEM service manual/spec sheet. If you cannot measure, ask a dealer by VIN for the lug nut/bolt spec.
4) Use the on-page calculator to test wheels and tires
Problem: you need to compare donor wheel sizes or custom offsets safely. Solution: enter measured and known values into the calculator.
Set “Installed on (your vehicle)” to the NSX with the known values: 15x6.5 ET55 and 205/50R15 tires.
Use “Wheels from (donor vehicle)” or “Custom wheel size” to try alternate rim diameter, width, and offset. The calculator will update tire diameter when you change rim diameter and show clearance differences and percent speedometer change.
When testing offsets, watch for inner clearance to brakes and suspension, and outer clearance to fenders. The tool shows the effective change in wheel position relative to the hub.
5) Check brakes, calipers, and suspension clearance
Problem: larger wheels or wider offsets often rub. Solution: physically check clearance and verify with the calculator.
Measure brake caliper protrusion from the hub face. Compare to donor wheel inner lip position in the calculator. If inner wheel face moves inward, confirm it clears the caliper.
Check strut, tie rod boots, and spring clearance at full lock and at full compression. A static fit does not equal dynamic fit.
6) Confirm load rating, hub-centric fit, and fastening
Problem: wheels might not seat or may be underspecified. Solution: ensure wheel load rating meets vehicle gross axle weight and that wheel is properly centered.
Check wheel stamped load rating or vendor spec. If unknown, ask vendor or choose a wheel rated to equal or exceed vehicle requirements.
If center bore is larger than the hub, use hub-centric rings sized to the hub and wheel bores to avoid vibration. If smaller, wheels will not fit without machining and that has risks.
Match thread size and seat type (tapered, ball) of lug nuts/bolts to the vehicle. Do not mix seat types.
Validation
Validate fit before final purchase or installation. The key validations are physical and calculator-based.
Calculator validation: ensure the tool reports acceptable tire overall diameter change, generally within a small percent so speedometer and ABS calibration remain reliable. Use the calculator’s percent change readout.
Physical validation: test-fit one wheel and tire, torque lugs to factory spec, and check for rubbing at full lock and full compression. Road-test carefully and re-torque after 50 miles.
Hardware validation: confirm lug thread pitch and length provide enough engagement. Recommended engagement is at least the stud diameter worth of thread in the nut or specified by manufacturer.
Troubleshooting
Rubbing on inner edge or caliper
If the inner lip rubs brakes, the common trade-offs are reduced backspacing (more negative offset) or a narrower wheel. Consider moving to a smaller offset or a narrower width. Use the calculator to test the change before buying. Avoid spacers beyond 5 mm without confirming stud length and thread engagement.
Wheel vibration after installation
Vibration suggests poor centering or unbalanced assembly. Check for missing hub-centric rings, out-of-round tires, or insufficient lug engagement. Rebalance wheels, confirm center-bore seating, and verify lug torque sequence and values.
Fastener mismatch or stripped threads
If nuts do not seat or threads strip, stop and confirm thread size and seat type. Using incorrect seat geometry damages wheel bores. Replace hardware with the correct specification from OEM or a reputable supplier.
Speedometer or ABS errors after changing tire diameter
If overall rolling diameter changes significantly, speed and ABS sensors will show errors. Use the on-page calculator to keep diameter change within an acceptable percent, or reprogram the instrument cluster if needed. Consult a professional for re-calibration.
Wrap up
Start by measuring the unknowns: bolt pattern, center bore, and thread size. Use the on-page calculator to compare donor or custom wheel sizes against the NSX baseline. Validate with a physical test-fit and ensure proper lug engagement and hub-centric seating. If any OEM value varies by trim or is not available here, confirm it with the owner manual, dealer by VIN, or stamped markings on the factory wheel.
Recommended next actions: take measurements with a digital caliper, enter values into the calculator, and test-fit before final purchase. If you need a digital caliper or lug socket for measurement and removal, one helpful tool search is available:
If you want, tell me the measurements you record and I will walk through the calculator inputs and expected clearances. That will move you from uncertainty to a confident fitment decision.
Methodology and sources
Wheel interchange depends on more than bolt pattern. Where data is available, this site compares recorded OEM values:
Bolt pattern / PCD
Center bore direction (donor wheel bore must not be smaller than the hub)
Wheel diameter, width, and offset against known OEM ranges
A normal wheel spacer does not change bolt pattern. Hub rings cannot enlarge a wheel bore that is smaller than the hub. Brake clearance and tire package fitment still require vehicle-specific checks when not confirmed in the dataset.