S800 Differential Parts

    Parts Manual B-20 Number

  1. 41101-512-010YA carrier – 1 used, rough threads, S/N S8-123591

  2. 41221-512-345 pinion set – 1 used, plus a moderately worn extra pinion with gouged tooth

  3. 41241-512-020 spacer, drive pinion thrust - 9 new and used, full range of assorted thicknesses, new $30, used $15

  4. 41271-512-010 collar, drive pinion thrust – 2 used, $7.50

  5. 41275-512-000 washer, drive pinion thrust – 1 new $16, 1 used $8

  6. 41281-512-010 race, pinion bearing outer – 1 new, $160

  7. 41285-512-000 plate A, pinion bearing lock – 2 used $2.50

  8. 41291-512-000 plate B, pinion bearing lock – 3 used $2.50, 2 different types offset R or L

  9. 41311-542-000 case, differential gear – 1 new (see note)

  10. 41321-512-000 shaft, pinion – 1 new

  11. 41331-512-010 gear, differential – 2 new

  12. 41335-512-3X0 washer, differential gear thrust – 2 used (see note)

  13. 41341-512-000 pinion, differential – 2 new

  14. 41345-512-3X0 washer, differential pinion thrust – 2 used (see note)

  15. ---

  16. 41381-512-000 nut, differential side bearing adjust – 2 new $180

  17. 41385-512-000YA, 05108-512-000, 05109-512-000 stopper A, B, C, side bearing nut – 5 new & used, $3

  18. 90105-501-000 bolt, drive gear – 12 used, set $12

  19. 90652-512-000 circlip, internal – 2 new reproduction $4

  20. ---

  21. 91063-512-000 bearing, drive pinion – 0 new $50, 2 used $10

  22. 91066-512-000 bearing, needle 32x40x24 – 1 used $14 (see note)

  23. 91067-512-010 bearing, needle 32x57x6 – 2 new early type $34, 2 used with new needles $39, 2 used $14(see note)

  24. 91068-512-000 bearing, needle 48x54x12 – 2 new $33, 2 used $16

  25. 91069-512-000 bearing, needle 48x73x3 – 2 new $30, 2 used $15

  26. 91254-512-000 oil seal, 35-66-8 – 2 new $19

    Parts Manual B-19 Number

  1. 40205-542-000 yoke, flange – 1 used $25

  1. 90312-504-000 nut, drive pinion – 0 new $4, 2 used $2

  1. 90505-512-000 washer, drive pinion – 0 new $7



Notes: 1) Differential case, shaft and gears are assembled without the correct thicknesses of thrust washers. Needed are two new washers to correct backlash and the 5 x 48mm pin. Priced as an assembly $360. 2) New needles for pinion needle bearings 91066-512-000 and 91067-512-000 are available from Michael Ortmann. Revised Jan. 27, 2012.
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