This original OEM Suzuki fuel tap / petcock is a NOS (New Old Stock) item in the original Suzuki packaging.
This genuine OEM Suzuki part; TAP ASSY, FUEL K5102-30009
will fit the following model range;
Suzuki, RM-Z 250 K4-K6, 2004-2006, All Colours
RM-Z250 2004 (K4) USA (E03) RMZ250 RM Z250
RM-Z250 2005 (K5) USA (E03) RMZ250 RM Z250
RM-Z250 2006 (K6) USA (E03) RMZ250 RM Z250