BMW 850i Wheel Lug Pattern, Offset, and Center Bore Specifications
The BMW 850i requires specific wheel lug patterns to ensure proper fitment and safety. Its wheel lug pattern typically consists of five lug nuts arranged on a PCD (pitch circle diameter) of 120 mm, a common specification for this model range.\n\nOffset (ET) is a crucial parameter for BMW 850i wheels, influencing wheel positioning relative to the fender. Generally, OEM BMW 850i wheels feature offsets between ET20 and ET25, balancing aesthetics and performance.\n\nCenter bore dimensions are vital for hub-centric mounting; the BMW 850i usually has a center bore diameter around 72.6 mm to match the hub size precisely, reducing vibrations and maintaining wheel stability.\n\nRim sizes for the BMW 850i vary by production year, with factory options ranging from 16 to 18 inches in diameter. Proper rim size selection ensures compatibility with brakes and suspension components, preserving handling dynamics.
| Make / model / trim | Year | Tire | Rim width (in) | Rim diam. (in) | Bolt pattern | Offset ET | Bore DIA | Mounting |
|---|---|---|---|---|---|---|---|---|
| BMW 850i 850i | 2019 | 245/45R18 | 8.5 | 18 | 5×120 | 35 | 18 | M14*1.25 |
FAQ
- What is the BMW 850i wheel lug pattern?
- The BMW 850i typically uses a 5×120 mm lug pattern, with five lug nuts spaced on a 120 mm pitch circle diameter.
- What offset (ET) is recommended for BMW 850i wheels?
- Factory BMW 850i wheels usually have offsets between ET20 and ET25 to ensure proper wheel placement and clearance.
- What is the center bore size for BMW 850i wheels?
- The BMW 850i generally features a center bore diameter of 72.6 mm to fit securely on the hub.
Tire size calculatorShow
Compare two tire sizes — diameter, speedometer error, and clearance change.