It’s time for another hashtag#TechTuesday!
Today, we’re breaking down one of the most compact—and powerful—mechanical systems inside an Allison transmission:
The Planetary Gearset.
Here’s why it’s a game-changer for durability and drivability:
✅Combines sun gear, planet carriers and ring gear on a single axis
✅Delivers multiple gear ratios in a compact and efficient layout
✅No synchronization required, unlike automated manual transmissions
✅Enables seamless, automatic gear changes for smoother driving
✅Shares torque across multiple gears, increasing strength and reliability
✅Helps reduce complexity with fewer moving parts
It’s one of the key reasons hashtag#AllisonTransmissions feel effortless, even under demanding conditions.
Follow #Allisonengineer and #TechTuesday every week to discover the technology behind our performance.
#DriveAllison #PlanetaryGearset #EngineeringExcellence #AllisonInnovate