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Sunrace 11-46 casse...
 

[Closed] Sunrace 11-46 cassette-anyone tried one?

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The SunRace 11-46 11 speed just arrived. It's 482g. A tad over the 465g quoted. Not too worried about that for winter. I'll go back to 11-40 and pick up a SunRace again if this one works well.

It's extremely nice looking and the spread of gears looks very equal across the range.

Looking forward to trying it at the weekend. Hopefully I'll get some time one evening to set it up with a new chain.


 
Posted : 18/10/2017 2:35 pm
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Just for the record, I have two, one on a fuse and the other one a P29er. Neither drop the chain when back pedaling in any gear.


 
Posted : 18/10/2017 9:50 pm
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Slightly off topic, but I've just replaced my 11-42t one up'd 10s that ran the RadR cage and Pilo link with the MS3 10-46t 10s with the same gear set up and changes are spot on and back pedals perfect.


 
Posted : 19/10/2017 11:47 am
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I have an 11-46 11 speed and it back-pedals in 1st. Chainline is 47-48 mm in theory (30t One-up oval ring, which has a built in spacerage, attached to an old-school 4 arm spider that would give a 49-50 mm chainline with no spacer). Chainstay at the longer end of things (full sus 29er).


 
Posted : 19/10/2017 12:05 pm
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@greyspoke my chain line should be 48-49mm too - on a 26er with 436mm chain stay [longer is better for this] (other bike 425mm always comes out worse for back-pedal).

Got a OneUp oval 30T DM Cinch with a proper 6mm offset (I say proper because Absolute Black claim similar but it's 3mm on theirs). Cinch cranks are set at 51mm default (with 3mm offset DM rings) according to RaceFace documentation with spacers set as they say and their rings. I've actually found a nice half spacer and used that so in theory my chain line should be spot on to work.

I shall see by the weekend. Not sure when I can get 10 mins in the garage though.

I really hope it works. Got a new SRAM NX chain to go with it. Shimano M8000 shifter / mech.

It shouldn't be rocket science. £150 into 3x Shimano cassettes and none have worked 100% so far (latest 11-40 is 75% ok) - admittedly my chain line was cack when I first went 11s thanks to RaceFace and AbsoluteBlack but I've fixed that over time. £50 to the SunRace to see if that works.

If it doesn't that whole drive train is going on the other bike and my main bike will be upgraded to SRAM xD whatever it all costs, I don't care anymore. My leisure time is worth more than faffing about with back-pedalling issues.


 
Posted : 19/10/2017 4:37 pm
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~49mm chainline (Superstar boost chainring, boost rear end) with short 415mm chainstays works fine on my Chameleon.


 
Posted : 19/10/2017 9:25 pm
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Anyone running the 10spd version.

Mine is the 10 speed, works great.


 
Posted : 20/10/2017 12:17 pm
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@frogstomp on a boost bike that's an extremely narrow chain line. Boost default is 53mm on RaceFace.

Anyway... just installed the 11-46 SunRace on my Alpine. Back-pedal issue... what back-pedal issue? Thank you SunRace! Hopefully after a few rides it'll be the same... not celebrating just yet.

I'm so annoyed with Shimano 11s cassettes though. What a waste of time it's been. Jan/Feb 2016 until now.

This SunRace - it's not dropped off the 46T once during setup or spinning around the close. On a new chain too.

I might need to replace my outer cable. It's 3 years old and a tad slow on the up shift.

Every gear is indexed fine and no back-pedal issue on the stand or more importantly when sat on the bike. I'm amazed. Little bit of B tension adjustment to clear the 46 and I took 2 whole links off the 114 link NX chain. I tried one and it was fine but there was plenty of cage movement left in 1st so I took another off so it wouldn't bounce around in 11th as much. Very tidy job.

I'll give it a ride then I'll probably buying another SunRace for the other bike.


 
Posted : 20/10/2017 5:43 pm
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Wow! Been for a ride with Brian on the 11-46 SunRace this morning. Totally blown away by how it didn't miss a beat. It sifts way smoother than any Shimano cassette I've ever used too. Under power, no problem. Smooth as silk.

Spun at 90RPM straight up one of the steepest road climbs that I always avoid in winter. No problem and loads of energy to spare at the top, I didn't even stop to catch any breath.

Then up a really muddy climb that's through a stream. It goes from bone dry in summer to a sloppy mess with slippy rocks, off camper slabs and boggy bits with grassy and pointy rocks to get up and over and then there's a steep grassy bit to end right into the wind. Totally cleaned it. So much more control with the power delivery on the 46T than I had before. Rather than over powering it just made it easy to find grip and keep balance.

Covered it all in mud on the way down and it was very grindy afterwards but still didn't de-rail in 1st. Could not make it come off. Totally as it should be. Haven't experienced that since I've owned this bike really. Even the original 1x10 setup used to have it's moments.

I think a new cable outer will totally sort it.

Hope it doesn't wear and then drop but even if it does none of the others started off working from day 1 like this so I'm really really amazed. Well done SunRace.


 
Posted : 21/10/2017 5:19 pm
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Bit of a bump on this.

Anyone used this cassette with a medium cage SLX mech?

Currently have the 42t on my Mega with no probs, but wondered if the 46t might be a bit too much?


 
Posted : 04/06/2018 6:50 pm
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Slx m7000. Works for me. Earlier slx mechs might struggle a bit.


 
Posted : 04/06/2018 7:38 pm
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Was running a 10 speed 11-40 with a non clutch mid cage SLX with no problems.  Stuck a 11-46 on today and it would not work even with the longer B screw.  Hope to get it sorted with a Goatlink and if not a M7000 clutch mech is the next option.


 
Posted : 04/06/2018 8:38 pm
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It's the M670 SLX Shadow Plus, still using normal B tension screw with sunrace 11-42t.


 
Posted : 04/06/2018 10:38 pm
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I would be surprised if that would work well. I managed 11-42 with the equivalent XT mech - IIRC I had the b-screw out as far as it would go to get decent shifting.

Worth a go though.


 
Posted : 04/06/2018 10:45 pm
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Just thought I would add my 2 peneth, I've had sunrace with 1x10, 34-11/46. The cassettes have served me well but I am finding at the moment 3rd gear is not properly engaging and won't adjust out without affecting the other gears. LBS says could be poor tolerances so I've looked at Shimano and you can buy them for 30 quid ( ebay) and the step between 1st to second is 1 tooth less than the £50 Sunrace. Its a no brainer really, got to give it a try 👍.


 
Posted : 16/11/2018 1:34 pm
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Not impressed with the life of these Sunrace.

On my bike after a single chain i'd ripped off a couple of the teeth on the 46 and with a new chain, the next sprocket down was slipping.

Katie's has fared a little better but again is looking very worn after a single chain.


 
Posted : 16/11/2018 1:46 pm
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