For 3-speed models with foot gear.
Parts shown in picture two with numbers: 2, 8, 9, 11, 12, 19
Parts correspond to original numbers:
0234 056 100 Gear drive 31T
0247 020 000 Ring 29x32x7
0234 058 100 Gear drive 23T
0234 057 200 Gear drive 21T
0285 107 008 Output shaft 24T
0286 205 000 Intermediate shaft
Product fits
Sachs
50/3 MAKF (SF, X), KF (S), BKF (S) (foot/speed)
50/3 MLFB, LFH, LFS (foot/fan)
50/3 MLKB, MLKA (X), LKH (kick/hand)