- What is this product?
- t is an Eibach Type 2 bolt-on Pro wheel spacer setup for compatible 5x114.3 applications using 12x1.25 wheel studs.
- What bolt pattern does it use?
- 5x114.3.
- What thread size does it use?
- 12x1.25.
- What thicknesses are available?
- 15 mm, 20 mm, and 25 mm.
- What does a wheel spacer do?
- It moves the wheel outward from the hub by the thickness of the spacer.
- Why does thread size matter?
- The spacer hardware and vehicle studs must use the correct thread specification.
- Can I use 12x1.25 spacers on 12x1.5 studs?
- no
- Can I use them on 14 mm studs?
- no
- Should I verify the vehicle’s original stud thread?
- yes
- Does hub diameter matter?
- yes
- Can the wrong center bore cause vibration?
- yes
- Can the wrong hub diameter prevent installation?
- yes
- Should the spacer sit fully flush against the hub?
- yes
- Can rust or debris prevent a flush fit?
- yes
- Should the hub face be cleaned first?
- yes
- Should rust scale be removed before installation?
- yes
- Can dirt trapped behind the spacer cause vibration?
- yes
- Can an uneven mounting surface create wheel runout?
- yes
- Should the spacer be installed on a flat, clean surface?
- yes
- Can I stack two wheel spacers together?
- No, unless the manufacturer specifically approves that setup.
- Does the 25 mm version usually weigh more than the 15 mm version?
- yes
- Can packaging affect the final shipping weight?
- yes
- Should exact shipping weight be verified with the supplier?
- Yes when available.
- What is the biggest mistake to avoid?
- Ordering based only on 5x114.3 and thickness without confirming thread size, hub diameter, wheel clearance, stud protrusion, and effective offset.
- What is the most important installation check?
- Make sure the spacer sits perfectly flush against the hub and the wheel sits perfectly flush against the spacer.
- What should I verify after installation?
- Check spacer torque, wheel torque, wheel seating, clearance at full lock and compression, vibration, and any signs of contact.