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Unanswered Questions

78 questions with no upvoted or accepted answers
9 votes
1 answer
941 views

Shimano Dura-Ace R9120 lever leaking

My bike's Dura-Ace R9120 rear-brake/front derailleur shifter (left shifter in UK) leaks brake fluid when I pull hard on the lever. It leaks from this specific place: I understand this lever is ...
6 votes
0 answers
472 views

Shimano road bike lever leaking mineral oil

I have a leak in my Shimano DA 9170 (right) shifter. When I do a bleed, everything seems to work for a ride or two and then I start to lose braking power and the underside of the brake hood is wet ...
3 votes
0 answers
147 views

Help identifying brand of road bike frame

Last year I bought this second-hand bike, but I was a total newbie and didn't realize that the branding was just stickers until I received it. It's still a good bike and I'm having fun with it, but I'...
3 votes
0 answers
115 views

What could the source of this ticking sound be?

I have an annoying ticking sound that I need some help with. I've read through a lot of suggestions online and two bike shops have failed to solve it. The bike is a brand new custom build (Trek Emonda ...
3 votes
0 answers
470 views

Giant SLR1 Hookless Rims Issues

I recently purchased a Giant Propel Advanced Pro and the bike comes with Giant's new tubeless-ready SLR1 hookless rims with Cadex tyres. Since purchasing, I have had a few punctures and have decided ...
3 votes
0 answers
86 views

Just hoping someone out there recognizes this bike and can help identify it

Assuming this is a 90s era aluminum frame with only a head badge sticker to identify it, no name or model printed anywhere. RX100 RD, DeoreXT FD, Sugino triple crank and Exage500EX brakes. the fork is ...
2 votes
0 answers
37 views

Surface scratch on carbon steerer

Following my previous post, I managed to find an identical new fork replacement from a reseller since the communication with the company was absolutely terrible... When I unpacked the fork though, I ...
2 votes
0 answers
76 views

Identify this Bianchi - possibly 80s

Can someone please help me identify this Bianchi model? My uncle has had it in storage for since years – I believe it's from the 80's. Here are some photos, to help identify the model. Cheers, Alex
2 votes
0 answers
105 views

Identifying this road bike brand

Can someone help me identify this frame? It was given to me in Switzerland. My uncle and cousin bought it already painted grey. I noticed an engraved logo in the dropout, but it does not look like it ...
2 votes
0 answers
66 views

I need help with a airless inner tube/tire issue

So I just bought a brand new Abound from Aventon. The city I live in is horrible and even with double thick tired, Tannus armor inserts, and puncture-resistant inner tubes I've had 3 flats in 3 months ...
2 votes
0 answers
118 views

Pirelli tires (mixing 700X23c and 70025c)

A bike shop (whom I trust) replaced my tires with new 700X25c Pirelli P Zero Zello 4S front and rear, the rear tire did not clear the fork/frame for some reason, they switched the rear 700X25c with ...
2 votes
0 answers
300 views

Why is my bar tape wearing out quicker on one side?

My bar tape has been wearing out on the left where my palm meets the bar with I ride on the hoods, but not on the right. I've noticed the same thing on the gloves I usually wear. Is this cause by how ...
2 votes
0 answers
1k views

Grinding noise from headset

I have a 5 year old Merida Ride 100, which has done about 5000km. It mostly has been in dry conditions, but has seen some wet conditions once in a while. After the last ride, I noticed some grinding ...
2 votes
0 answers
216 views

What type of frame could this be?

Recently purchased this 1x11 rebuild. Decals have been removed and it has a fresh powder coat. The stripes are coloured electrical tape so don't go by that... I've heard it could be a Miyata or ...
2 votes
1 answer
98 views

Old bike: replaced rear axle but the tire goes off the axis when I get on it

I just broke and then replaced my rear axle on an old timey race bike I bought online. Everything seems to go smoothly when the bike is up on a stand or on at my side, but once I get on it and try to ...

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