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, …
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 …
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 …
Why does my chain slips when I put pressure on my pedals
Jan 18, 2019 · When I get on my bike and put pressure on my pedals or stand up and pedal, my chain slips. I want to know what the problem is so I can fix it myself as I don’t have a lot of money for a bike …
What is the purpose of whipping a bike? - Bicycles Stack Exchange
Oct 17, 2020 · Once one becomes experienced in jumping and starts to reliably clear middle-sized jumps, simply doing them can become quite boring. A medium-sized jump gives a couple to 5 …
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 …
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 …
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 …
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 ...
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