http://advrider.com/index.php?thread....50630/page-12
The '89 Transalp and XRV650 uses the same plastic speedo gear drive. Just make sure to clean all the bits out of it and use white lithium grease when putting it back together (and watch the two little tabs when offering up the wheel again).
44806KF0000 Honda Speedometer Gear XLV/NX
Application: HONDA
XL-600V Transalp 1989-1996
XL-400V Transalp 1992-1997
NX-650 Dominator 1988-1999
XRV-650 Africa Twin 1988-1989
XR-600 1990-2000
XR-400 1996-2001
XR-250 1988-2004
CRM-250 1991-1998
CRM-125 1997-1999
http://makinaparts.com/lang-en/honda...dominator.html