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  1. skipping - When I am pedaling harder on a slope, the chain sometimes ...

    Apr 21, 2024 · 1 This is an easy fix albeit I will caution you, what I refer to as 'chain jumping' is one of the more dangerous scenarios when riding a bicycle. Each time it jumps, from pushing hard on the …

  2. Chain "jumping" every few crank rotations - Bicycles Stack Exchange

    Feb 14, 2021 · After a few pedal-strokes the rear derailleur completely gives out and the pedals drop to catch up. After much googling it says the most common thing is rear derailleur adjustment is needed, …

  3. Diagnosis of a skipping/jumping drive train problem

    Nov 14, 2025 · I have an old 1990s Kona Lava Dome 3x7 speed which has developed a nasty jump/skip under load across a wide range/all gears. On inspection, the chain was past its 1% limit and the …

  4. Chain skipping when pedaling hard - Bicycles Stack Exchange

    Nov 22, 2024 · Some weeks ago I started to have the problem that when applying a lot of power to the pedals, the chain was slipping (not jumping to another gear but just slipping). This was particularly …

  5. Bike chain jumping at lowest and highest gear, fine in the middle

    Nov 11, 2023 · Bike chain jumping at lowest and highest gear, fine in the middle Ask Question Asked 2 years, 2 months ago Modified 2 years, 2 months ago

  6. drivetrain slipping - Chain loses grip under load in higher gears ...

    Mar 26, 2020 · When pedalling in higher gears, the crank or cassette seem to completely lose grip for a second, then grip then lose it again. I could probably pedal all day in 1st and any front ring but when …

  7. What makes a new chain jump other than a worn cassette?

    Aug 18, 2024 · Any chance you could get a video of the jumping happening? Also a picture of the cassette and chainring to evaluate wear would be nice. What model chain was the old one and …

  8. Jumping - What happens if you pull your back/front brake in the air?

    Nov 6, 2017 · You mean while the bike is in mid-air? The change in angular momentum will induce a very slight forward tilt. Of course, if you engage the front brake in mid-air and hold it while you land …

  9. Rear derailleur shifting poorly, skipping gears

    I've got a Shimano Sora on a 8-gear cassette, and have odd behavior and skipping, shifting under stress. This started with a trip to the mechanic for a tune up which replaced the chain. I had some

  10. Why do riders swing the bike out sideways when jumping?

    When people do really big jumps on a bicycle or motorcycle, they'll swing the tail of the bike way out to the side once they've taken off. Then it rotates back under them by the time they land. Do ...