Transmission System Description and Operation. Chevrolet Optra 2009

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2009 🢒 Optra 🢒 Transmission 🢒 Manual Transmission - D33 🢒 Transmission System Description and Operation

This 5-speed transaxle assembly is a transaxle of constant-mesh design.

Combined in the assembly are:

•	All forward gears

•	The reverse gear

•	The differential output

The basic components of the 5-speed transaxle assembly units are:

•	The transaxle housing

•	The clutch housing

•	The interm shaft

•	The interm shaft gears

•	The input shaft

•	The input shaft gears

•	The output shaft

•	The output shaft gears

•	The ring gear and differential assembly

Forward/Reverse Gear

Shifting to a forward/reverse gear is accomplished a combination of synchronizers with blocker rings controlled by sliding shift forks.

The differential is a conventional arrangement of gears that is supported by tapered roller bearings. The final output gear turns the ring gear and differential assembly which turns the drive axle shafts.

Forward/Reverse Gear

Differential Assembly