Tire pressure is of the utmost importance to ensuring your BMW 128i maintains optimal performance and fuel efficiency. Tire pressure that is too low or too high can cause excessive wear to your tires and reduce fuel efficiency, leaving you stranded on the side of the road or leaving a gaping hole in your wallet. It’s important to know when to check tire pressure, as well as proper tire inflation for your specific BMW 128i. Tire rotation also aids in maintaining even wear and promoting maximum life for all four tires. Tire maintenance is an important part of car ownership and should be taken seriously in order to ensure safe driving over time with your BMW 128i.
To ensure optimal performance and prevent unnecessary wear-and-tear, it’s important to maintain the correct tire pressure for your BMW 128i. Depending on the tire size and year of purchase, the recommended air pressure ranges from 33P/2.27B/227K to 39P/2.69B/269K for models produced between 2008 and 2013. The BMW 128i is a passenger car with only one available trim level and two stock tire size options. Be sure to check the correct tire pressure for your specific production year and tire specifications.
- PSI – pounds per square inch (lbf/in2). 10 psi = 68.95 kPa/0.6895 bar
- BAR – one bar nearly equal to one atmosphere. 1 bar = 100 kPa/14.504 psi
- KPA – kilopascals is a metric unit of pressure. 100 kPa = 1 bar/14.504 psi
BMW 128i has been equipped with a tire pressure monitoring system (TPMS).
2013 BMW 128i tire pressure information
The values of the tire pressure for 2013 BMW 128i is 33P/2.27B/227K for front and 36P/2.48B/248K to 39P/2.69B/269K for rear.
| Approved tire size | Tire Pressure | |
|---|---|---|
| Front PSI (P)/Bar (B)/kPa (K) | Rear PSI (P)/Bar (B)/kPa (K) | |
| 205/50 R17 89 | 33P/2.27B/227K | 38P/2.62B/262K |
| Front: 205/50 R17 89W Rear: 225/45 R17 91 |
33P/2.27B/227K | 36P/2.48B/248K |
| 205/55 R16 91 | 33P/2.27B/227K | 36P/2.48B/248K |
2012 BMW 128i tire pressure information
The values of the tire pressure for 2012 BMW 128i is 33P/2.27B/227K for front and 36P/2.48B/248K to 39P/2.69B/269K for rear.
| Approved tire size | Tire Pressure | |
|---|---|---|
| Front PSI (P)/Bar (B)/kPa (K) | Rear PSI (P)/Bar (B)/kPa (K) | |
| 205/50 R17 89 | 33P/2.27B/227K | 38P/2.62B/262K |
| Front: 205/50 R17 89W Rear: 225/45 R17 91 |
33P/2.27B/227K | 36P/2.48B/248K |
| 205/55 R16 91 | 33P/2.27B/227K | 36P/2.48B/248K |
2011 BMW 128i tire pressure information
The values of the tire pressure for 2011 BMW 128i is 33P/2.27B/227K for front and 36P/2.48B/248K to 37P/2.55B/255K for rear.
| Approved tire size | Tire Pressure | |
|---|---|---|
| Front PSI (P)/Bar (B)/kPa (K) | Rear PSI (P)/Bar (B)/kPa (K) | |
| 205/50 R17 89 | 33P/2.27B/227K | 36P/2.48B/248K |
| Front: 205/50 R17 89W Rear: 225/45 R17 91 |
33P/2.27B/227K | 36P/2.48B/248K |
| 205/55 R16 91 | 33P/2.27B/227K | 36P/2.48B/248K |
2010 BMW 128i tire pressure information
The values of the tire pressure for 2010 BMW 128i is 33P/2.27B/227K for front and 36P/2.48B/248K to 37P/2.55B/255K for rear.
| Approved tire size | Tire Pressure | |
|---|---|---|
| Front PSI (P)/Bar (B)/kPa (K) | Rear PSI (P)/Bar (B)/kPa (K) | |
| 205/50 R17 89 | 33P/2.27B/227K | 36P/2.48B/248K |
| Front: 205/50 R17 89V Rear: 225/45 R17 91 |
33P/2.27B/227K | 36P/2.48B/248K |
| 205/55 R16 91 | 33P/2.27B/227K | 36P/2.48B/248K |
2009 BMW 128i tire pressure information
The values of the tire pressure for 2009 BMW 128i is 33P/2.27B/227K for front and 36P/2.48B/248K to 37P/2.55B/255K for rear.
| Approved tire size | Tire Pressure | |
|---|---|---|
| Front PSI (P)/Bar (B)/kPa (K) | Rear PSI (P)/Bar (B)/kPa (K) | |
| 205/50 R17 89 | 33P/2.27B/227K | 36P/2.48B/248K |
| Front: 205/50 R17 89V Rear: 225/45 R17 91 |
33P/2.27B/227K | 36P/2.48B/248K |
| 205/55 R16 91 | 33P/2.27B/227K | 36P/2.48B/248K |
2008 BMW 128i tire pressure information
The values of the tire pressure for 2008 BMW 128i is 33P/2.27B/227K for front and 36P/2.48B/248K for rear.
| Approved tire size | Tire Pressure | |
|---|---|---|
| Front PSI (P)/Bar (B)/kPa (K) | Rear PSI (P)/Bar (B)/kPa (K) | |
| 205/50 R17 89 | 33P/2.27B/227K | 36P/2.48B/248K |
| Front: 205/50 R17 89V Rear: 225/45 R17 91 |
33P/2.27B/227K | 36P/2.48B/248K |
| 205/55 R16 91 | 33P/2.27B/227K | 36P/2.48B/248K |
BMW 128i trim to see its original equipment tire sizes and corresponding tire inflation pressures.
Tire Pressure for BMW 128i
Approved tire pressure for trim level: BMW 128i is 33P/2.27B/227K for front and 36P/2.48B/248K to 39P/2.69B/269K for rear.
| Approved tire size | Tire Pressure | |
|---|---|---|
| Front PSI (P)/Bar (B)/kPa (K) | Rear PSI (P)/Bar (B)/kPa (K) | |
| 205/50 R17 89 | 33P/2.27B/227K | 38P/2.62B/262K |
| Front: 205/50 R17 89V Rear: 225/45 R17 91 |
33P/2.27B/227K | 36P/2.48B/248K |
| 205/55 R16 91 | 33P/2.27B/227K | 36P/2.48B/248K |
Approved tire pressure for trim level: BMW 128i original equipment tire sizes with matching trims and model years.
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