Up for sale is the OEM TRANSMISSION ASSEMBLY removed from a 1989 Honda XR600R.  The parts look good and were removed from a smooth running easy shifting powerful bike. 
The sale is for all that is pictured which includes at least:
Part No. 23211-MN1-670 MAINSHAFT, TRANSMISSION (13T)
Part No. 23432-MN1-670 BUSH (25MM)
Part No. 23461-MN1-671 GEAR, MAINSHAFT FOURTH (23T)
Part No. 23441-MK2-000 GEAR, MAINSHAFT THIRD (20T)
Part No. 23481-MN1-670 GEAR, MAINSHAFT FIFTH (25T)
Part No. 23485-369-000 BUSH, SPLINE (28MM)
Part No. 23421-MN9-640 GEAR, MAINSHAFT SECOND (17T)
Part No. 90451-MG3-000 PLATE, THRUST (20MM)
Part No. 23220-MN9-641 COUNTERSHAFT
Part No. 23411-MN1-670 GEAR, COUNTERSHAFT LOW (31T)
Part No. 23431-MN9-000 GEAR, COUNTERSHAFT SECOND (28T)
Part No. 23422-MG2-000 BUSH (20MM)
Part No. 23451-MN9-000 GEAR, COUNTERSHAFT THIRD (25T)
Part No. 23471-MN9-000 GEAR, COUNTERSHAFT FOURTH (23T)
Part No. 23491-MN9-000 GEAR, COUNTERSHAFT FIFTH (21T)

These parts are compatible with the following models:
Honda Motorcycle 1988 XR600R A Transmission
Honda Motorcycle 1989 XR600R A Transmission
Honda Motorcycle 1990 XR600R A Transmission

WE ARE PARTING OUT THE REST OF THIS BIKE and ADDITIONAL PARTS CAN BE FOUND BY CLICKING ON THE “VISIT STORE/ADDITIONAL PARTS” LINK BELOW AND GO TO THE “Honda XR600R” CATEGORY. 
Email for combined shipping quote if you want additional parts.
Thanks for looking!