6DSX80T

Single-case twin-countershaft structure with power splitting for enhanced load-bearing capacity.

Needle roller bearing-free design for high reliability, low failure rate, and easy assembly and maintenance.

Full synchromesh shifting for all forward gears; utilizing high-performance friction materials ensures high synchronization capacity, effortless shifting, and superior reliability.

Fine-pitch high-tooth and full helical gear design with gear grinding process minimizes frictional loss; optimized tooth profile and lead modification provide smoother transmission, higher efficiency, and lower noise.

Lightweight housing design with weight-optimized gears and shafts for reduced overall weight.

Short axial installation dimension facilitates vehicle integration.

Optimized control mechanism for enhanced operational comfort; compatible with shift boosters.

Excellent adaptability, compatible with hydraulic retarders and eddy current retarders to meet China VI and new model standard requirements.