3
votes
3answers
157 views

Rear index shifting not staying in middle gears

I have replaced a chain (SRAM PC 830) and 7 speed freewheel (Shimano MF-HG37) on the back of my daily commuter bike about 300 miles/ 3 weeks ago with the same models. The old parts lasted me 4000 ...
0
votes
2answers
772 views

What do I need to know about fitting new wheels on a bike?

My girlfriend has had the wheels stolen from her bike. I'd like to replace them, but we're working with a limited budget so I'm going to do the work myself and source the parts second hand. I've done ...
1
vote
1answer
138 views

Can I change the rear cassette on a folding bike?

I currently have a folding bike (think Dahon like) with 20" wheels and a front chainring of 52T and a rear cassette of 14-24T. Although 14 provides me with good speed I'd love to get faster speed for ...
2
votes
1answer
106 views

Chain overshoots cog when shifting from low to high gears

Hi when shifting from low to high gears my chain is overshooting the cog and jumping into the next one. I tried turning the low limit screw outward to move the derailer in towards the low gears but it ...
3
votes
1answer
447 views

Can't change into the largest sprocket on rear derailleur

I bought my first road bike recently, and I've noticed I can't change into the largest cog/sprocket on the rear derailleur because when I pull the shifter the chain is pushed into the side of the ...
1
vote
3answers
206 views

Refitting Cable to Rear Derailleur

Whilst riding recently the cable slipped from the clamp on the rear derailleur. I'm attempting to affect repairs by re-clamping the cable. However by pulling the cable tight I have lost the bottom 2 ...