2001 Audi TT Wheel Fitment Guide
Known OEM Fitment For 2001 Audi TT
The following values are confirmed for at least one factory configuration of the 2001 Audi TT. Other trims or option packages may differ. If your car’s build varies, use the calculator on this page and cross-check with your owner’s manual or an OEM parts catalog by VIN.
| Bolt pattern | 5x100 |
| Center bore | 57.1 mm |
| Thread size | M14 x 1.5 |
| Rim diameter | 16 in |
| Rim width | 7.0 in |
| Offset (ET) | 31 mm |
| Backspacing | 4.72 in |
| OEM tire size | 205/55R16 |
Tip: Audi models commonly use hub-centric wheels. The wheel must seat firmly on the 57.1 mm hub for a vibration-free ride.
How To Use The Wheel Interchange Calculator
The calculator lets you compare donor wheels and tires against your 2001 Audi TT, and try custom sizes for clearance, poke, inner clearance, and tire diameter differences.
- Set Installed on to 2001 Audi TT. This locks in your car’s baseline specs listed above.
- Optional - set Wheels from to a donor vehicle you are considering. The tool will show bolt pattern compatibility and dimensional differences.
- Custom wheel size - adjust rim diameter, width, and offset to see how far the wheel moves in or out relative to OEM. Watch inner clearance to the strut and outer poke to the fender.
- Custom tire size - change section width and aspect ratio. The overall tire diameter updates as you change rim diameter or tire parameters.
- Target a tire diameter close to stock. A general guideline is within about 3 percent to help keep the speedometer and gearing behavior reasonable. Always check actual clearances on the car.
- Save or print your comparison, then verify with OEM sources or a trusted wheel retailer before purchasing.
Fitment Checklist Before You Buy
- Bolt pattern must be 5x100. Wheels with other patterns will not mount without adapters, which change effective offset and add risk.
- Center bore must be 57.1 mm. If an aftermarket wheel has a larger bore, use 57.1 hub-centric rings. If it is smaller, it will not fit.
- Threads must be M14 x 1.5. Match the correct seat type for your wheel design and verify bolt length if using spacers or thicker wheel pads.
- Offset and width must clear brakes, struts, and fenders. Use the calculator to compare inner clearance and outer poke to OEM.
- Brake caliper shape clearance. Spoke design can interfere even when diameter clears. Test fit whenever possible.
- Tire load and speed ratings should meet or exceed OEM. Do not downgrade safety margins.
- Hub-centricity. The wheel must seat fully on the hub. Avoid relying on bolts to center the wheel.
- Spacers - only if necessary and hub-centric. Account for spacer thickness in the calculator by subtracting it from offset. Longer wheel bolts are required.
- Return policy. Confirm you can return or exchange if the test fit shows interference.
Plus Sizing And Common Upgrades
The 2001 TT is often upgraded from the OEM 16 inch package to larger diameters for appearance and tire selection. The examples below are typical size strategies, not guarantees of fit. Use the calculator and physically verify on your car.
- Plus 1 to 17 inch - a tire such as 225/45R17 keeps overall diameter close to OEM. Check offset and width in the calculator to balance inner clearance and outer poke.
- Plus 2 to 18 inch - options like 225/40R18 or 235/40R18 may keep diameter within a few percent of stock. Wider tires often need careful offset selection to avoid fender contact.
- Winter setups - many owners prefer staying near OEM width for better snow traction. Use the calculator to maintain overall diameter and verify brake clearance.
- Aftermarket wheels with larger bores require 57.1 hub-centric rings for vibration-free mounting on the TT hub.
If your trim originally shipped with different wheel sizes or brakes, clearances can vary. Confirm by VIN in an OEM catalog and validate with the on-page calculator.
Installation Tips
- Park on level ground, use a quality jack and stands, and chock wheels. Safety first.
- Clean the hub face and center pilot with a wire brush so the wheel seats flat. Lightly clean the wheel mounting pad as needed.
- Do not lubricate wheel bolt threads unless the service manual explicitly allows it. Dry, clean threads help accurate torque.
- If the wheel bore is larger than 57.1 mm, install correct hub-centric rings before mounting.
- Hand start all bolts, snug in a star pattern, then torque in stages to the OEM spec from the Audi service manual.
- Re-torque after 50 to 100 miles of driving.
- Set tire pressures to the values on your driver door placard and recalibrate any pressure monitoring systems if equipped.
Tools And Helpful Supplies
FAQs
Will 5x112 wheels fit my 2001 Audi TT?
Not without adapters. The 2001 TT uses 5x100. Adapters change effective offset and add thickness, which can cause clearance issues. If you consider adapters, model them in the calculator and verify bolt length and hub-centric support carefully.
Do I need hub-centric rings on aftermarket wheels?
If the wheel’s center bore is larger than 57.1 mm, yes. Use 57.1 rings sized to your wheel’s bore to ensure the wheel centers on the hub. If the bore is exactly 57.1 mm, rings are not needed. A smaller bore will not fit.
What offset range works on the TT?
Offset needs depend on wheel width, brake clearance, and bodywork. The known OEM example here is ET31 on a 16x7 wheel. Use the calculator to compare inner clearance and outer poke as you change width and offset. Lower ET pushes the wheel outward, higher ET pulls it inward.
Can I run spacers?
Possibly, if used to correct inner clearance or spoke-to-caliper interference. Use hub-centric spacers, ensure the hub still centers the wheel, and install wheel bolts long enough to maintain proper thread engagement. Model the spacer by subtracting its thickness from the wheel’s offset in the calculator.
What is the correct wheel bolt torque?
Always follow the Audi service manual or your owner’s manual for the exact torque specification for your VIN. Torque in a star pattern and re-check after short mileage.
How big can I go in wheel diameter?
Many owners move to 17 or 18 inch wheels. Keep total tire diameter close to stock for speedometer accuracy and clearance. The calculator will show diameter change and clearance effects as you adjust tire size.
Does my 2001 TT require TPMS sensors?
Equipment varies by market and trim for this model year. If your vehicle has direct TPMS sensors, you will need compatible valves or sensors in the new wheels. If it uses an indirect system or has no TPMS, follow local regulations and your owner’s manual.