GS is the medium cage. SGS is the long cage. These numbers are for 2012 XT Shadow Plus (clutched). I've heard of lengths varying on different years and versions so you almost have to measure for yourself. R.
What is GS in mountain bike?
A group, gruppo/groupo or groupset are all ways of describing the collection of parts that make up a bicycle's drivetrain. The components include the shifters, crankset, bottom bracket, front and rear derailleurs, chain, and cassette.
What does Shimano GS mean?
“-GS” refers to medium-cage rear derailleurs, built with a maximum chain capacity of 37T to 39T or less. This is usually the longest cage offered for road bike rear derailleurs, but also the default “short” option offered for their mountain bike counterparts.
What does GS mean on Shimano derailleur?
There are two different models of Shimano rear derailleurs available. Shimano rear derailleurs are available in two types, SS (short cage) and GS (medium cage), depending on the model. The “cage” here refers to the length of the pulley cage (the unit that houses the two pulleys).
What is GS and SGS?
GS is the medium length cage and SGS is the long cage on the rear derailleur, if you ride a hardtail (and you don't cross chain) then a GS will do, An SGS is better suited to a full suss as the chain growth needs to be taken up by the RD...
29 related questions foundDo I need a short or medium cage derailleur?
It's generally best to go for as short a derailleur cage as you can get away with, as long as you can avoid the chain contorting on the extremes of the cassette, such as using the largest on both sprocket and chainring. Smaller cages tend to have snappier gear changes, they're lighter, and also less exposed to damage.
What is the full form of SGS?
SGS (formerly Société Générale de Surveillance (French for General Society of Surveillance)) is a Swiss multinational company headquartered in Geneva, Switzerland which provides inspection, verification, testing and certification services.
Are all derailleurs the same?
A derailleur for your mountain bike should match the specifications on the original derailleur. That is, while it doesn't need to be the same model of derailleur, it does need to be the same brand, in almost every case. It also needs to match the number of gears, or have more intended.
Can I change derailleur cage length?
Its not just the tooth capacity, the maximum sprocket size the derailleur is rated for can also change with the cage size in the same product line (i.e. they're not just changing the cage), with the maximum sprocket size going up with cage length.
What is derailleur capacity?
Derailleur tooth capacity explained
The total capacity of a SS (short cage) Shimano derailleur is 35t and 39t for a GS (medium cage) derailleur.
Is acera better than Altus?
Acera and Altus is positioned at the same level but based on my experience I feel Altus is much better than Acera. They create less problems and operate more precisely. Also they are lighter. They use some technology from Alivio line which you will appreciate.
Is Deore XT the same as XT?
Deore XT carries the big advantage of having the Shadow Plus technology (link), unlike the Deore which in the best case has the Shadow compact design. Simply put, the XT works faster, more accurately, more silently and doesn't need regular service for adjustement.
What does BB mean in bikes?
What is a bottom bracket? Your bottom bracket connects your cranks to your bike in such a way that they can rotate freely as you pedal and put power into the drivetrain. It is located in the bottom bracket shell which is where your frame's down tube, seat tube and chain stays all come together.
What is front derailleur?
The front derailleur is the mechanism that shifts the chain on bike with more than one front chainring. There are many different makes and models, but they all share the same basic design and functionality. Front derailleurs are attached to the bike with either a clamp or bracket. Clamp mounted derailleur.
Can I use a MTB derailleur on a road bike?
For example, if the bike has a 10-speed cassette and road shifters, it will be compatible with an MTB derailleur that has the rear shift ratio of a 10-speed road derailleur.
What does Shimano SGS mean?
Shimano MTB rear derailleurs last letters will be GS or SGS, which stand for "Short cage" or SGS for long cage. A XTR rear derailleur will be RD-M970-GS (for short cage) or RD-M970-SGS (for long cage)
What is SGS Why?
The full form of SGS derived from French which is called Société Générale de Surveillance. SGS is an international inspection agency works all over the world in the field of improving quality and productivity, reducing risk, verifying compliance and increasing speed to market.
Who owns SGS SA?
SGS announces that the von Finck family has successfully completed the sale of 960,000 SGS shares (12.7% of SGS share capital) by way of an accelerated bookbuild offering at a price of CHF 2,425 per share. It retains approximately 3% of SGS share capital.
Will 9-speed derailleur work with 8 speed cassette?
Condensed answer: 8 and 9-speed derailleurs have the same rear shift ratio but only when both models are made either by Shimano or SRAM. In consequence, a 9-speed derailleur can work just fine with an 8-speed cassette produced by the same brand.
Can I use 11 speed derailleur with 10-speed shifter?
Can An 11-speed Derailleur Work With a 10-speed Cassette and Shifter? Condensed Answer: Shimano's 11-speed derailleurs have a different rear shift ratio than 10-speed derailleurs and are therefore not compatible with 10-speed indexed shifters.
Can I use a 7 speed derailleur on an 8 speed cassette?
8 speed shifter and cassette, 7 speed derailleur? You'll be fine. There's no "probably" about it. 6-, 7- and 8-speed gear is all cross-compatible in terms of chain width.
