Difficulties in parts search?

Parts list

Difficulties in parts search?

	Description	OEM Part #	Price
1	1 77733001000 Main Shaft Cpl TX30	77733001000	US $144.36
2	2 77733102000 Solid Gear 2Nd G. T=16 TX30	77733102000	US $30.86
3	3 77733103000 Sliding Geear 3./4.g Z=16/23 TX30	77733103000	US $148.48
4	4 77733105000 Idler Gear 5Th G. T=23 TX30	77733105000	US $83.96
5	5 72033006044 Sliding Gear 6 Th TX30	72033006044	US $93.69
6	6 78033001110 Bushing TX30	78033001110	US $10.25
7	7 75030085000 Retaining plate f. cs bearing TX30	75030085000	US $4.08
8	8 0019050121S Int. Torx Flat Head M5X12 T25 TX30	0019050121S	US $0.66
10	10 0625062054 Ball Bearing 6205 C3 Ntn TX30	0625062054	US $18.41
11	11 77733024000 Idler Gear Bushing TX30	77733024000	US $24.06
16	16 50133090000 Lock ring 22x1,2 TX30	50133090000	US $1.28
19	19 77733027000 Bushing TX30	77733027000	US $25.16
20	20 0625160041 Ball Bearing Tm 16004 C4 TX30	0625160041	US $19.45
22	22 77233088000 Spacer Shim 21X42X0.2 TX30	77233088000	US $5.61
30	30 77733021000 Stop Disc TX30	77733021000	US $3.42
43	43 77733022000 Stop Disc TX30	77733022000	US $3.42

Transmission I - Main Shaft Diagram KTM 250 250 XC-F US/EU 18084980-939644