9. FINAL REDUCTION Downtown 300i ABS Drive Shaft Bearing Inspect the final gear and final shaft for wear, damage or seizure. Drive Shaft Check the left crankcase bearings for excessive play and inspect the oil seal for Drive Shaft Bearing wear or damage. Inspect the drive shaft and gear for wear or damage. Countershaft Bearing Check the transmission case covers bearings for excessive play and inspect the Drive Shaft Bearing final shaft bearing oil seal for wear or damage. Do not remove the transmission case cover except for necessary part replacement. When replacing the drive shaft, also replace the bearing and oil seal. Drive Shaft 9-4