Gear shift control mechanism details: 1 - gear shift lever; 2 - gear shift drive rod; 3 - transmission link brackets; 4 - connecting tee; 5 - spacer sleeve; 6 - push rod; 7 - gear selection rod; 8 - fork stems; 9 - fork stem leash; 10 - reverse gear fork rod; 11 - reverse intermediate gear drive lever; 12 - fork for shifting III and IV gears; 13 - fork for shifting 1st and 2nd gears; 14 - clamps; 15 - case; 16 - gear shift lever spherical head cap