Gearbox C50; C52 and C58: 1 - release bearing; 2 - clutch release fork; 3 - case; 4 - speed sensor (C50; C52); 5 - gear shift lever housing support bracket; 6 - clutch housing; 7 - oil receiver; 8 - adjusting washer; 9 - outer bearing ring; 10 - differential; 11 - Front bearing of secondary shaft; 12 - secondary shaft cover; 13 - front bearing of the primary shaft; 14 - oil seal; 15 - magnet; 16 - primary shaft bearing holder; 17 - -seal; 18 - plug (C58); 19 - sealing ring
Gearbox C50; C52 and C58 (continuation): 1 - Reverse gear engagement limiter; 2 - pin; 3 - cork; 4 - oil receiver No.2; 5 - locking device; 6 - cork; 7 - gear selector lever shaft assembly; S - gear selector lever; 9 - oil seal; 10 - gearbox housing cover; 11 - cork; 12 - gearbox housing; 13 - filler plug; 14 - oil receiver No.1; 15 - washer; 16 - outer ring
Gearbox C50; C52 and C58 (continuation): 1 - gear shift fork No.1; 2 - cork; 3 - saddle; 4 - spring. 5 - ball; 6 - gear shift fork rod No.1; 7 - gear shift saw rod No.3; 8 - gear shift fork No.3, 9 - shift head; 10 - gear shift fork No.2; 11 - gear shift fork rod No.2; 12 - driven gear of fifth gear; 13 - retaining ring; 14 - synchronizer clutch No.3; 15 - synchronizer spring; 16 - retaining ring; 17 - synchronizer hub No.3; 18 - synchronizer ring; 19 - fifth gear pinion; 20 - needle bearing; 21 - spacer; 22 - rear bearing holder. 23 - retaining ring; 24 - primary shaft assembly; 25 - secondary shaft assembly; 26 - reverse intermediate gear shaft; 27 - thrust washer; 28 - reverse intermediate gear; 29 - reverse gear engagement linkage; 30 - retaining ring
Primary shaft C50; C52 and C58: 1 - primary shaft; 2 - third gear pinion; 3 - synchronizer clutch No.2; 4 - cracker; 5 - spring; 6 - synchronizer ring; 7; 14 - needle bearing; 8 - fourth gear pinion; 9 - retaining ring. 10 - rear ball bearing; 11 - retaining ring; 12 - synchronizer hub No.2; 13 - synchronizer ring
Secondary shaft C50; C52 and C58: 1 - pin; 2 - ball; 3 - secondary shaft; 4 - spacer sleeve; 5; 13 - needle bearing; 6; 9 - synchronizer ring; 7 - synchronizer clutch No.1; 8 - synchronizer hub No.1; 10 - retaining ring; 11 - spring; 12 - cracker; 14 - driven gear of the third gear; 15 - spacer sleeve; 16 - driven gear of the fourth gear; 17 - rear ball bearing; 18 - second gear pinion; 19 - spacer sleeve
Gear selector shaft C50; C52 and C58: 1 - retaining ring; 2 - spring seat; 3 - inner shift lever #2; 4 - internal selection lever; 5 - spring; 6 - spring seat; 7 - oil seal; 8 - anther; 9 - gear selector lever rod; 10 - Gear selector shaft cover; 11 - retaining ring; 12 - pin; 13 - Inner shift lever #1; 14 - inner shift lever housing; 15 - pin; 16 - spring