Road Bike Rear Derailleur Size

Finally many brands have medium cage options on their rear derailleurs that is typically used for in between road drivetrains and mountain bikes that are in the 28 36 tooth range.

Road bike rear derailleur size. Cyclocross bikes and many gravel grinder builds are prime examples of when to use a medium cage rear derailleur. Clear selection compare products select within 4 select within 2. However i should add that on my fancy road bike i m running a shimano ultegra 6700 ss i e. All rear derailleurs work on the simple principles see mtb rear deraillers for a guide to their basic parts and function the main difference between road and mtb derailleurs being cage length.

Short cage derailleurs are more prevalent on the road as the narrower range of gears used in road cassettes means there is not so much chain slack to take up. 4 shimano dura ace 9000 11 speed road cassette 11 23t 11 25t 11 28t and 12 25t 12 28t. Shimano on social media mtb. The right hand gear shifter on the handlebars pulls a cable or uses electronic signals to move the derailleur which in turn moves the chain onto the appropriate cog on the cassette.

Rds made in this standard were marketed as 6 7 8 and 9 speed models though this is determined by the shifter rd doesn t care how many rear sprockets there are. Short cage derailleur on a 10 speed cassette that is 12 30. Click i agree or any link to accept these cookies. How do i choose a rear derailleur.

Rear shift ratio of 1 7 means they will work with shimano and sram 2 1 shifters for 6 to 9 speeds both road and mtb and road 10 speed ones except tiagra 4700 10 speed road shifters. One chainring regardless its size does not affect the derailleur rated capacity. This website uses cookies to improve your user experience. Zsling extra long mtb road bike rear derailleur hanger extender with m10 screws derailleur hanger fit 34 52t flywheel aluminum frame hanger extender kit 11g black red by zsling 12 99 12.

A rear derailleur often referred to as a rear mech is the mechanism that moves the chain from cog to cog on the cassette at the rear of the bike. Sram road and mountain bike rear derailleur compatibility 7 8 and 9 speed sram components are all inter compatible regardless of whether they are road or mountain bike parts. I have a compact 50 34 at the front not that i do but crossing the chain isn t a problem either except for rubbing on the front derailleur.