Steering stem washer. 10.5mm ID x 35.0mm OD x 3.6mm thickness.
This part will come with lots of small marks. It looks like the washers are tumbled round with lots of sharp objects.
CONDITION: New, genuine Suzuki part.
PART NUMBER: 51356-22011.
A100 4/K/L/M/N, A50 2/L.
GT550 K (Kayaba only), GT185 K/L, GT125 L/M.
TS400 J TO B, TS250 R TO A, TS185 R TO A,