2006-2014 Honda FourTrax ATV TRX250 EX TRX250X Service Manual, Page 41Get this manual
TECHNICAL FEATURE
SPORTCLUTCHSYSTEM
In the conventional automatic clutch system (centrifugal clutch plus change clutch), the change clutch is disengaged by operating the gearshift pedal (only when the transmission is shifted)In the new SportClutch systemthe change clutch is disengaged only by operating the clutch lever on the left handlebarSportClutch allows the rider to choose to use the clutch lever, or not, when coming to complete stop In either case the engine will not stallThis system also allows the rider to rapidly launch or accelerate the TRX at higher rpm, such as fast starts, hill climbing or exiting cornersSportClutch allows beginn er riders to progress to manual clutch operation, but still provides the no-stall feature of fully automatic clutch system