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Cassette jumping
#1
Help, after cleaning my bike replacing the chain and cassette (new ones) when i put pressure on the gears jump,they are fine when i pedal normally just seems to jump when i pedal hard.
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#2
Possibly the chain is too long? Or the RD cable doesn't have enough tension?
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#3
another suggestion ... http://bikeride.com/adjust-rear-derailleur/

and
http://bikeride.com/adjust-front-derailer/
Good maintenance to your Bike, can make it like the wheels are, true and smooth!
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