The higher the grade of Shimano rear derailleur, the more gears it can handle. For both road bikes and MTBs, 12-speed is the maximum number of gears supported. Of course,
upgrading between 11-speed derailleurs will not change the number of gears supported
.
How much does it cost to upgrade derailleur?
If you take your MTB into a local bike shop the average price to replace a rear derailleur is going to be $110
. If you DIY replacing a derailleur will cost about $50 (plus your time) This price will depend a lot on the actual derailleur needed. Usually a bike shop will also take care of other problems.
Can I change my bike derailleur?
Are derailleurs interchangeable?
The important thing is that the different ratios means that
rear mechs and shifters are not interchangeable between manufacturers
– Shimano rear mechs must be matched with Shimano shifters, and SRAM with SRAM (however Shimano front mechs can be used with SRAM shifters).
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 Shimano cassette with SRAM derailleur?
Buyers are free to use a SRAM chain and cassette with their Shimano groupset, and vice versa, just as a SRAM chain can be paired with a Shimano cassette, and vice versa.
SRAM’s cassettes and chains are compatible with all of Shimano’s groupsets, and vice versa
.
Can I change derailleur without breaking chain?
If the derailleur is riveted closed, you won’t be able to take it off the bike without breaking the chain or destroying the derailleur
. If you’re going to replace it, then you’ll need to break the chain anyway to put the new derailleur on. So if that’s the case, then just buy a chain tool and new derailleur.
Can you replace a rear derailleur?
Why is my derailleur clicking?
If you hear a constant clicking (especially in certain gears), it could mean that
your shifter cables have stretched enough to pull your derailleur out of alignment
, causing your chain to ride between gears or rub on the derailleur cage. First, make sure your derailleur is aligned and that the hanger isn’t bent.
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.
How much is a Shimano derailleur?
| XT M8000 Old Price New Price | Chainring (1x) $75 $52 | Disc Brake (rear, no rotor) $160 $120 | Rear Derailleur $120 $83 | Front Derailleur $50 $32 |
|---|
Can I use 10-speed derailleur with 11 speed cassette?
10-speed rear derailleurs do not work accurately with 11-speed cassettes when coupled with index shifters
. The only exception are SRAM’s 10-speed exact actuation road derailleurs which have the same rear shift ratio as SRAM’s 11-speed road (exact actuation) and 10-speed MTB (exact actuation) derailleurs.
Can you mix shifters and derailleurs?
No. The ratio has to be the same, so the rear shifter and derailleur have to be the same brand
. You can mix SRAM and Shimano for the front shifter and derailleur, though. And the brand of crankset doesn’t matter.
How do I choose a derailleur for my mountain bike?
your drivetrain capacity is the maximum amount of slack chain the rear derailleur cage can handle
. The more potential slack, the bigger a derailleur cage you need. For example: If your drivetrain has a 44-22 chainring on the front and a 32-11 cassette on the rear, then…
How do I choose a derailleur?
Can I use 9 speed derailleur with 7-speed cassette?
SRAM and Shimano derailleurs, cassettes, chains mix just fine
. You just have to be careful with the shifters. SRAM numbered shifters only work with SRAM numbered rear derailleurs.
Can I use a 10 speed derailleur on a 7-speed cassette?
If you have a 10-speed derailleur of any kind,
it will work with a 7-speed cassette as long as you use friction shifters
.
Can you use 8 speed shifter 7-speed?
It will work but as JackM
. states make sure you limits are adjusted precisely. You also have to decide if you want to risk over shifting on the low gear or high side.
Are Shimano and SRAM chains interchangeable?
Shimano and SRAM 11-speed chains are cross-compatible
. If you have a Shimano 11-speed drivetrain, a SRAM chain will work fine and vice versa, however manufacturer’s recommend pairing your components for optimal performance.
Will a 12 speed cassette fit a 9 speed hub?
It is a wide ratio cassette that has an alloy spider, lockring, and spacer.
It will fit any Shimano or SRAM 8, 9, or 10-speed freehub body
, and Shimano Dynasys 11-speed mountain freehub bodies.
Can I put a 12 speed cassette on 11 speed hub?
Yes you can run a 9/10/11 & 12 speed cassette on a shimano free hub
, a Sunrace 12 speed will fit.
Can I just remove my front derailleur?
It can be done
. Sometimes it’s wise to not remove the derailer, though, but simply fix it in one position, as protection from the chain jumping off. Then you should attempt some hill climbs – or bike straight into a stiff headwind.
How do you take off a bike chain without breaking it?
How do you fit a Shimano Acera rear derailleur?
How do you install a derailleur extender?
Do derailleur springs wear out?
That said,
derailleur springs will lose tension overtime
, and pivots will get sloppier. Shifters can wear out too (if you ride enough), and most cannot be serviced back to health. But before you go sinking money into these more expensive components, best try a new cable/housing or get a second opinion.
What is cassette bike?
A bicycle cassette is
the cluster of sprockets located on the rear hub of your bike, slotting onto a freehub body and held firmly in place with a threaded cassette lockring
. A typical cassette can have anything between five and 13 sprockets, although most modern bicycle drivetrains use either 9, 10 or 11.
