Suzuki drz 400E Service Manual page 59

Remove the primary driven gear assembly and collar.
Remove the cam chain tensioner 1 and cam chain 2.
Remove the retainer 3, spacer 4 and kick starter driven
gear 5. (DR-Z400)
Remove the kick starter assembly 6. (DR-Z400)
Remove the kick starter guide 7. (DR-Z400)
Remove the retainer 8 and spacer 9. (DR-Z400E)
ENGINE
1
3
5
4
6
8
9
3-17
2
7