# Bogdan A091 final drives — SE Bogdan Servis, Kyiv

**IE B003**  
SE Bogdan Servis, Kyiv · Ukraine · 2003–2004

Final drive gearboxes ran quieter across all measurement modes, the effect held after route operation. Bogdan A091 final drives, SE Bogdan Servis, Kyiv.

## Measured

- final drive noise under load, 102-105 → 93-98 dB — **7-9 dB**

## Conclusion

Final drive gearboxes ran quieter across all measurement modes, the effect held after route operation

Page: https://industry.xado.com/case/bogdan_servis_series
PDF report: https://industry.xado.com/pdf/TIER%20B/BogdanServis/gearboxes-GP-buses-A091/IE-B003_XADO_BogdanServis_gearboxes-GP-buses-A091_EN.pdf