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11.FINAL REDUCTION/
TRANSMISSION SYSTEM MXU 550EXi/MXU500i
Primary Drive Shaft Countershaft Assembly
Apply clean engine oil to the countershaft
assembly, driveshaft assembly and primary
drive shaft.
Install the primary drive shaft.
Install the countershaft and drive shaft
assemblies as a set into the left crankcase.
Drive shaft Assembly
Apply clean engine oil to the shift cam, then
install the shift cam.
Shift Cam
Lower Shift Fork Upper Shift Fork
Apply clean engine oil to the gearshift fork,
sliding surface and gearshift fork pawl.
Install the lower gearshift fork into the clutch
dog (countershaft) and shift cam grooves with
its "LDB5" mark facing down.
Install the upper gearshift fork into the clutch
dog (countershaft) and shift cam grooves with
its "LDB5" mark facing up.
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