Mounting geometry
- Bolt pattern
- Record bolt count and pitch circle diameter (PCD), such as 5×114.3 mm, with lug-seat type.
- Centering and clearance
- Give center bore in mm, wheel offset (ET) in mm, vehicle and axle position. Supply the brake-caliper template if clearance is tight.
Wheel and market requirements
- Rim and load
- Give rim diameter and rim width in inches, wheel load rating in kg, and finish reference. A 17 × 8 in, ET35 entry is a format example for the brief.
- Application and review
- List the target market, vehicle trim and desired runout inspection. Ask the supplier to name the radial runout and lateral runout datums on the inspection sheet.