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Questions tagged [sram]

Questions that specifically deal with SRAM components. (No need to use if SRAM is an incidental part of the question.)

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1
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0answers
23 views

What parts of 12-speed drivetrains are compatible between brands?

Now that Shimano has released their own 12-speed MTB drivetrains (SLX and XT), I have the following question: What parts of these drivetrains are compatible between Shimano and SRAM? I would guess ...
3
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0answers
79 views

SRAM i3 coaster brake only activating after multiple turns backwards

My son's bike has a SRAM i3 internal gear + coaster brake hub. It has recently started sometimes only activating the coaster brake after backpedalling a good one or two full revolutions. When in this ...
2
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1answer
39 views

Sram trigger shifters for flat bars

I have a Kona Rove ST (specifications here). I'd like to change the drop bars by flat bars (it will be better for the travelling I'm planning, but that's not the point). But I don't know what ...
2
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2answers
74 views

Changing to a smaller gear ratio

I have a Kona Rove ST, with a 40 teeth gear wheel and a 11-42 cassette. It's all SRAM. Here is the technical description. It's ok for now, but I'm often using the smallest ratio (40x42) so I don't ...
1
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1answer
69 views

How to disassemble SRAM PG-950 cassette

It seems to me that SRAM used not rivet to hold all the cogs in one place, but long screw. This screw looks like a hex one, but I tried hex keys I have and I didn't find a match. Unfortunately the ...
0
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5answers
1k views

Issue shifting from largest cog to second largest

Got a Canyon Spectral 3 weeks ago, have done around 2 hours riding on it and have noticed an issue with shifting from the largest cog to second largest. The drivetrain is SRAM NX 1x12. There are two ...
0
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1answer
36 views

Is SRAM road 11-speed 11-42 cassette compatible with Shimano MTB 11 speed?

I know that SRAM has adopted Shimano specs for chains and cassettes so they should be interchangeable but before I buy, I'd like to confirm. Are these cassettes interchangeable: SRAM PG-1130 11-42 - ...
1
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1answer
39 views

RockShox Recon Gold fork problem

I have a RockShox Recon Gold (100mm travel) fork, 2017 year of production. I have made 150 hours service. Followed the instructions carefully, disassembled it, have cleaned everything, changed seals ...
3
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2answers
842 views

installing 11-40T Sunrace cassette with Sram Rival 22

I'm trying to build up a hillclimb bike (Mt. Washington) - current set-up is OK, but I could use the help AND don't care about temporarily losing the use of my big chain ring. Current set-up (all ...
2
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1answer
65 views

The shifter dosen't want to shift to the lower gear

This is a new shifter and derailleur but only can shift to the highest gear and won't shift back to the lower gear. How can I fix this? I already changed the cable housing but when I pull the ...
0
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1answer
56 views

My Sram x-3 rear derailleur will only shift to the highest gear but won't shift back lower

The rear shifter is new and the shifters work smoothly but only can shift to the bigger sprocket and no matter what I do the shifter doesn't shift back to the smaller sprocket . I don't know if this ...
1
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1answer
337 views

Is an SLX M7000 crankset compatible with the rest of my drivetrain?

I ride a Comencal Meta HT AM Origin. Unfortunately I need to buy a new crankset. I’ve been thinking about Shimano SLX FC-M7000 34-24T with a new bottom bracket, BB-MT800. Do you know if that ...
1
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1answer
144 views

SRAM AXS double to single

I'm looking at a road bike with SRAM Force AXS 2x crank but would like it as 1x. I see from photos that the spider is separate from the right crank. Are the 1x vs 2x arms and/or spiders different? ...
0
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0answers
84 views

SRAM XD cassette will not fit on the splines of an XDR driver

I have an 11 speed 10-42 XD cassette that I am trying to fit on an XDR driver (this one - https://www.alltricks.com/F-41493-pieces-roues/P-676097-fulcrum_body_sram_xdr). No matter how I turn the ...
2
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1answer
456 views

How to remove a stuck SRAM AXS (Dub) crankset

I wanted to remove my relatively new SRAM RED eTap AXS crankset from my bike and I'm having problems trying to loosen (meaning: being unable to) the main 8mm hex bolt on the drive side, the step shown ...
4
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3answers
1k views

Can I use Avid olive and connector insert in a Shimano brake?

Basically, this is the question: I can use the olives and connector inserts proper for Avid in a Shimano Deore M596 brake/hose? Has anyone tried and can report if it worked perfectly or if there was ...
0
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1answer
118 views

SRAM GXP crank installation and rear hub preload

I just had some new BB bearings installed and am going to put the crank in but have two spacers/dust shields I am uncertain of position. I had everything laid out how it was removed but it got mixed ...
0
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1answer
107 views

Tune mechanical disk brakes TRP Spyre C

On my bike I have SRAM Rival levers paired to TRP Spyre C mechanical disc brake calipers. I'd like to tune them to "brake harder"; currently, I have to press more than half of the way on order to ...
3
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1answer
369 views

Converting to 1x11 SRAM drivetrain with 8/9/10-speed HG Freehub

I currently have a 3x9 Shimano drivetrain, and I'd like to replace the current Shimano 9-speed rear derailleur/shifter/cassette and front derailleur/3 chainrings with the SRAM PG-1170 11-32T cassette, ...
2
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2answers
244 views

Sram Red AXS Crank Bolt Cap missing - how to remove crank, if at all?

I've got an Sram AXS Dub Crankset on my bike and noticed a few days ago, that the black cover around the crankset bolt (chainring side.. where you tighten/loosen usally to remove the crankset) has ...
2
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2answers
299 views

SRAM Twist Shifter Paired with Shimano Rear Derailleur

I'm planning to buy an 11 speed twist/grip shifter from SRAM (because they're the only one who offer 11 speed twist/grip shifter) for my vintage Japanese ladies bike but I'm quite confuse if it will ...
1
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0answers
204 views

Sram Guide R brakes getting spongy

Long time Shimano brakes user, I've recently (few months ago) got a new MTB with Sram Guide R brakes. At the beginning those felt great - not as "biting" as Shimano SLX / XT I'm used to, but feeling ...
0
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2answers
129 views

Why doesn't my new SRAM XG-1295 cassette bolt turn freely?

I am trying to install a brand new SRAM XG-1295 cassette. I watched many videos and it seems very straight forward. Place the cassette on the freehub, match the splines in back, tighten with a ...
0
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0answers
41 views

Does anyone here have measurements of SRAM's direct-mount spline interface?

The makerspace I work in purchased a new metal milling unit and I want to test its software's tolerances and mill a narrow-wide chainring. I'm guessing it just consists of a circle with square ...
1
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3answers
133 views

SRAM Cassette with Shimano 105 groupset

Can I replace my existing Shimano 12-25 10-speed cassette with a SRAM 11-32 10 speed cassette with no other modifications?
2
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2answers
97 views

Not able to get crank bolt into bottom bracket spindle

I recently posted a question about changing my chainset, I was advised on this SRAM chainset which I could use which would fit my square tapered bottom bracket. I have attempted to fit the new ...
2
votes
2answers
3k views

BB and Crank compatibility with Pressfit 86.5

The bike frame I'm buying says that It is Pressfit BB86.5 (road), What are my options in terms of bottom brackets and cranks? I would like to get a BB30 Sram Force crank is this possible?
1
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1answer
186 views

SRAM Apex 1 doesn't upshift

I have a Boardman CXR 8.9, everything stock except for new mech hanger. It has a 11-42 cassette with a 11 speed 1x drivetrain. It's Sram Apex throughout, no mixing and matching like in other questions....
0
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2answers
119 views

Loud “thunk” sound each time my shoes pass the 1 o'clock position with both shoes

Folks, I need a hand. Does anyone know of a bike mechanic that can diagnose problems via FaceTime or another audio/video app? I ride strictly indoors (I’m in Iraq) and there’s a knocking coming from ...
1
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0answers
46 views

Pie plate cog on SRAM 2x

Okay guys, I'm trying to re-find fitness in my mid-40s. My bike has a SRAM Apex (don't laugh, if it's good enough for Alberto Contador, it's good enough for me - and you!) 10-speed drivetrain with ...
2
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1answer
243 views

SRAM eTAP cassette compatibility

I'm having trouble understanding SRAM road component compatibility "map" as they call it, specifically the cassette and rear derailleur part. For example, the PG-1130 cassette has no black box marker ...
3
votes
1answer
231 views

How to bleed rear SRAM Force 1 brake

I'm having a hard time bleeding the rear brake of my Specialized Diverge. Following closely the instructions provided by SRAM (and other sources like GCN and other people from YouTube) only works for ...
3
votes
3answers
8k views

SRAM X01 Eagle (12speed) in 11speed transmission: it work?

Well, I intend to use an SRAM X01 Eagle (12speed) rear derailleur in a 1x11 transmission (with a SRAM X01 "non-Eagle" 11speed trigger, cassette SunRace 11s 11-46, SRAM PC XX1 chain). Will it work ...
2
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0answers
225 views

SRAM eTap rear derailleur chain drop issue

I’m having an issue with my chain falling off the lower pulley wheel when (1) I hit a significant bump or (2) shift from large ring to small ring. But only in cogs 6, 7, 8. Any suggestions? I’ve ...
7
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1answer
4k views

Eagle chain B-gap adjustment without plastic tool

SRAM makes this plastic tool for adjusting the B-gap on their Eagle derailleurs. My question is, if I want to measure this distance without this tool (say with a caliper instead), how should I go ...
6
votes
1answer
325 views

Flat mount brake caliper and rotor tolerances

So I was finishing my build today putting all pieces together on my Diverge 52 carbon frame when something come to my attention: the flat mount SRAM Red hydraulic brake calipers can barely clear the ...
0
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1answer
206 views

Replacing FSA Omega BB30 with SRAM Force 22 BB30

following my recent post about the problem with FSA Omega BB30, I was advised to throw it away and go for a new one. I've done some research and decided to upgrade with SRAM Force 22 BB30, already ...
2
votes
1answer
418 views

Friction in newly installed bottom bracket

I could do with some help on a bike build... I've installed a BB86/92 Trivatuv pressfit GXP bottom onto my Production Privee Shan frame. I used a headset press and everything seemed to go smoothly. ...
0
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2answers
628 views

Installing SRAM X3 7-speed shifter with Acera derailleur : shifting stops at 4th cog

I've never installed one of these trigger shifters. Here's what I'm doing: Acera derailleur has chain on the smallest cog. Mount trigger shifter on handlebar with its gear set to 7. Run cable to and ...
0
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1answer
904 views

Converting Sram Force 1 to Sram Force 22

I am buying a Sram Force 1 groupset with a new bike and I cannot test it before buying. In the case I really dislike the gearing steps issues, how difficult/costly would it be to convert to Sram Force ...
3
votes
2answers
2k views

How to tighten SRAM HRD Rival brake lever?

I have SRAM Rival HRD brake/gear shifters on my cross bike. It's a 1X setup. The left brake lever (this is the UK where rear brake lever is on the left, so it's the rear brake lever only) has lateral ...
0
votes
1answer
762 views

Can you use SRAM 11-spd trigger shifters such as NX and GX with Shimano 11-spd derailleurs such as SLX and XT?

I have read some threads that say these work well together and solve the hard shifting issue with the Shimano shifters.
2
votes
2answers
217 views

Rotating 12-speed SRAM GX chain

I have a new mountain bike with an SRAM GX 12-speed drivetrain. I am thinking about rotating the chain to make maintenance easier and to increase the lifetime of the cassette. I would swap between two ...
5
votes
2answers
2k views

What does this barrel adjuster do on the rear derailleur (SRAM Apex 1)?

On this SRAM Apex 1 derailleur, what does this barrel adjuster do? What happens if I turn it clockwise/anti-clockwise?
4
votes
1answer
771 views

Which bikes come with SRAM Automatix

I rented a bike with SRAM Automatix once and it was a pleasure to ride. I'm not sure what the brand was and I couldn't find any information online as to which bikes come with this hub. I guess I ...
3
votes
1answer
481 views

Imperfect shifting

Have a bicycle with sram rival shifter and sram gx mech which I recently changed handlebars on with new gear cable. There is supposedly a 1to1 ratio here however the shifting performance is not great. ...
5
votes
1answer
182 views

Alternative to tuning automatic hub?

I am contemplating purchasing an automatic gear hub, namely the SRAM Automatix. One of the criticisms leveled at this hub is that it shifts up too soon. The default settings can however be adjusted if ...
3
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1answer
202 views

What are these connectors?

And how can I connect to them with my own stylish red hoses?
0
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2answers
585 views

Sram crankset compatibility

I have a bike with SRAM s350 172.5mm 40T chainset, SRAM GXP 68mm BB and 12x142mm through axle rear hub, which should make my chainline 49mm. As I have knee issues I am looking for 165mm crank arms (...
4
votes
1answer
389 views

Carbon fiber crank arm with scratches--how much damage is a concern?

I have a compact SRAM red crankset with carbon fiber crank arms. On the left side, the outside coating on the end has chipped off from sometimes colliding with the ground while turning. At what ...