

Shimano XT M770 9-Speed Cassettes. Features: Aluminum carrier reduces weight and increases rigidity
R**E
Great MTB Cassette @ Great Price.
Amazon has this Shimano CS-M770 XT Cassette improperly titled (as the CS-M771). There is no such thing as a Shimano CS-M771 bicycle cassette. Regardless, I love the Shimano XT cassettes - they cost half as much as the XTR cassette and they last twice as long w/ only a slight weight penalty. Also, SRAM chains (my preference) work flawlessly with Shimano cassettes Get It, Set It, and Forget It...for smooth shifting...Ride on.
X**1
Good product at a great price
I received the cassette quickly and w/out issues.I was originally thinking of simply replacing my original cassette with the same one that my bike came with, but if I am already going to make the expense, I might as well upgrade, even if its a small upgrade.The cassette is a little lighter than my old one which is always a plus. It was easy to install, it fits perfectly didn't have to do much adjustments to the deraileur. I've been riding this new cassette for 2 weeks now and it feels like having a new bike. The shifting is smooth, quick and precise. Very happy with the change.I do want it noted that along with changing this cassette, I also changed my chain and replaced my worn out 32T chainring, if your crank chainrings are worn it may not work as expected just because the spacing between teeth in the cassette, chain and crank will not match.Aside from that, I highly recommend this item!
M**T
The cassette works great mainly purchased because it looks cool from the back ...
The cassette works great mainly purchased because it looks cool from the back side.Plus it's an XT product you can't go wrong
T**0
Awesome Cassette!
The XT Cassette Works sooooo much better than the LX model. I haven't compared to sram. I do like the sram x9 derailleur better than the XT as it is more durable and rebuild-able.If you are having gear skipping issues replace your cassette!
R**W
Overall great for the price
I bought it for a some bontrager affinity comp disc 700 c I did have to use a spacer since those are for 10 speed and cassette is for 9. Overall great for the price.
K**Y
Excellent casstte.
This is a replacement for an earlier model of the cassette which I put 10,000 miles on. The old one wasn't in to bad of shape, but I thought I would upgrade. As with most Shimano products a well made piece.
D**I
Five Stars
excellent
O**O
Worth the extra cost.
I was originally going to replace my cassette with a less expensive one, but several people talked me into getting a better quality one. So I purchased this one. It works fine and I like it. If I had gone with a cheaper one, I probably would have regretted it.
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