10.FINAL REDUCTION/
TRANSMISSION SYSTEM MXU 250R/300R
SERVICE INFORMATION
GENERAL INSTRUCTIONS
· The MXU 250R transmission system can be serviced with the engine installed in the frame.
· The MXU 300R transmission system can be serviced with the engine removed from the frame.
· When replacing the drive shaft, use a special tool to hold the bearing inner race for this operation.
SPECIFICATIONS
Specified Oil: GEAR OIL SAE 90#
Oil Capacity (MXU 250R): At change : 0.3 liter (0.264 lmp qt, 0.318 US qt)
At disassembly : 0.4 liter (0.352 lmp qt, 0.424 US qt)
Oil Capacity (MXU 300R): At change : 0.5 liter (0.44 lmp qt, 0.53 US qt)
At disassembly : 0.6 liter (0.528 lmp qt, 0.636 US qt)
TORQUE VALUES
Transmission case cover bolt 2.7 kgf-m (27 Nm, 20 lbf-ft)
Drive bevel gear nut 10 kgf-m (100 Nm, 72 lbf-ft)
Driven bevel gear nut 10 kgf-m (100 Nm, 72 lbf-ft)
TROUBLESHOOTING
Engine starts but motorcycle won`t move
· Damaged transmission
· Seized or burnt transmission
Oil leaks
· Oil too rich
· Worn or damaged oil seal
10-3
4.7 / 5