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smallersprocketsonthegearclusterproducehighergearratios.Pedalinginthehighergearsrequires
greater pedaling effort, but takes you a greater distance with each revolution of the pedal cranks. The larger
sprocketsproducelowergearratios.Usingthemrequireslesspedalingeffort,buttakesyouashorter
distance with each pedal crank revolution. Moving the chain from a smaller sprocket of the gear cluster to a
larger sprocket results in a downshift. Moving the chain from a larger sprocket to a smaller sprocket results
in an upshift. In order for the derailleur to move the chain from one sprocket to another, the rider must be
pedaling forward.
c. Shifting the Front Derailleur:
The front derailleur, which is controlled by the left shifter, shifts the chain between the larger and smaller
chainrings.Shiftingthechainontoasmallerchainringmakespedalingeasier(adownshift).Shiftingtoa
largerchainringmakespedalingharder(anupshift).
d. Which gear should I be in?
The combination of largest rear and smallest front gears is for the steepest hills. The smallest rear and
largestfrontcombinationisforthegreatestspeed.Itisnotnecessarytoshiftgearsinsequence.Instead,
ndthe“startinggear”whichisrightforyourlevelofability—agearwhichishardenoughforquick
acceleration but easy enough to let you start from a stop without wobbling — and experiment with upshifting
anddownshiftingtogetafeelforthedifferentgearcombinations.Atrst,practiceshiftingwherethere
arenoobstacles,hazardsorothertrafc,untilyou’vebuiltupyourcondence.Learnnottouseeitherthe
“smallest to smallest” or “largest to largest” gear combinations because they may cause unacceptable stress
on the drive train. Learn to anticipate the need to shift, and shift to a lower gear before the hill gets too steep.
Ifyouhavedifcultieswithshifting,theproblemcouldbemechanicaladjustment.Seeyourdealerforhelp.
WARNING: Never shift a derailleur onto the largest or the smallest sprocket if the derailleur is
not shifting smoothly. The derailleur may be out of adjustment and the chain could jam, causing
you to lose control and fall.
e.Whatifitwon’tshiftgears?
If moving the shift control one click repeatedly fails to result in a smooth shift to the next gear chances are
that the mechanism is out of adjustment. Take the bike to your dealer to have it adjusted.
2. How a derailleur drivetrain with a Bosch electric motor works
If your Xtracycle has a derailleur drivetrain with a Bosch electric motor(liketheEdgeRunner10e,9e,
or8e),thegearchangingmechanismwillconsistof:
• a rear cassette
• a rear derailleur
•ashifter(ontherightside)
• one front sprocket called a chainring
• a drive chain
•anoperatingunit(ontheleftside)toincreaseordecreasethelevelofelectricassist
• a Bosch Intuvia display
The eBike drive unit assists you when riding, as long as you step on the pedals. Without pedaling, there is
no assistance. The motor output always depends on the amount of your pedaling power.