
The basic work of repairing a five-speed gearbox is similar to repairing a four-speed gearbox.
Disassembly and assembly of a four-speed gearbox is described in the article - "Disassembly and assembly gearboxes VAZ-2107”.

Wash gear parts thoroughly before inspecting.
This will make it easier to identify wear and damage to parts

The drive gear of the main gear is made integral with the shaft (shank) and is installed in the neck of the gearbox on two tapered bearings.

Gearbox - mechanical with manual shifting, has five forward gears and one reverse gear, all forward gears are synchronized

Disassembly of the transfer case was considered in the article - Disassembly of the transfer case VAZ-2123
Before inspection, thoroughly clean all parts of the transfer box with a brush and scraper, and then rinse. Blow the parts with compressed air.