[RogerM]

Manual is here

http://www.kyosho.com/jpn/support/in...ZER_ZX6_IM.pdf

parts list here

http://www.kyosho.com/jpn/support/in...R_ZX6_SPOP.pdf

Parts you are looking for are listed on page 15, step 8 in the manual

input cup = LA365
http://www.jemodels.com/index.php?ap...&ref=KYO-LA365

input shaft = LA366
http://www.jemodels.com/index.php?ap...&ref=KYO-LA366

SP bevel gear = LA372 (includes 2 gears)
http://www.jemodels.com/index.php?ap...&ref=KYO-LA372

1 pack of each of the first two and half a pack of LA372 per gearbox.

HTH