Difficulties in parts search?

Parts list

Difficulties in parts search?

	Description	OEM Part #	Price
31377	31377 31377AA020 RINGSEAL 1988-07-01 ~ 1990-04-01; F4W.AT	31377AA020	from US $2.11
31434	31434 31434AA010 GEAR SETRDCN 1988-07-01 ~ 1989-09-01; F4W.AT.(EJ18S+EJ20D); M/#048327-	31434AA010	from US $126.08
31434	31434 31434AA040 ｷﾞﾔｾﾂﾄ,ﾘﾀﾞｸｼﾖﾝ 1989-12-01 ~ 1990-04-01; F4W.AT	31434AA040	US $369.58
31441	31441 31441AA000 SFT CPRDCN DV GRR 1988-07-01 ~ 1989-02-01; F4W.AT.(EJ18S+EJ20D)	31441AA000	US $293.11
31441	31441 31441AA021 SFT CPRDCN DV GR 1988-07-01 ~ 1990-04-01; F4W.AT; M/#048327-	31441AA021	US $291.70
31450	31450 31450AA140 GEAR CPRDCN DRV 1988-07-01 ~ 1989-02-01; F4W.AT.(EJ18S+EJ20D)	31450AA140	US $342.67
31452	31452 31452AA000 GEAR CPRDCN DRVNN 1988-07-01 ~ 1989-02-01; F4W.AT.(EJ18S+EJ20D)	31452AA000	US $218.06
C62202	C62202 802622020 LOCK NUT22X13 1988-07-01 ~ 1990-04-01; F4W.AT	802622020	from US $5.98
D02506	D02506 803025060 WASH25X30X3 1988-07-01 ~ 1990-04-01; F4W.AT; M/#048327-	803025060	US $7.22
D52204	D52204 803522040 LOCK WASH22X37X22 1988-07-01 ~ 1990-04-01; F4W.AT	803522040	US $5.95
F02901	F02901 805029010 SNAP RINGOTR 29 1988-07-01 ~ 1990-04-01; F4W.AT	805029010	US $3.54
H02102	H02102 807021020 PLUG21X6 1988-07-01 ~ 1990-04-01; F4W.AT	807021020	from US $0.85
060162080	060162080 060162080 RADIAL BALL BEARING	060162080	US $17.70

At, reduction gear (F4WD.AT; 1988-07-01~) Diagram Subaru LEGACY Japan 7078056-552256