Questions tagged 
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Can I use a shimano 105 11spd derailleur and r7020 shifters with a 9 spd cassette?
Trying to upgrade a 2021 giant ascend at to Shimano 105 without changing the wheels. The rear wheel only has a 9spd cassette, as I’m upgrading from 9spd Sora group. I’ve found Shimano 105 R7020 ...
105 R7000 chain rubbing bigger sprocket when pedaling backwards
I am new to this so I wanted to know if this behavior is normal. When I pedal backwards and the chain is on the smallest sprocket I can see that the chain rubs for a second and then does a little jump....
Shimano components upgrade - Claris/Tiagra to 105 R-7000
I posted the other day about giving my 20-year-old Specialized Sequoia a bit of a drivetrain upgrade. Currently, my set-up is a Shimano Claris triple crankset (50/39/30) with a Sora FD 3503 front ...
What can I use as replacement for old Shimano L03A brake pads?
I have Trek Emonda SL5 Disk 2022 which comes with Shimano 105 groupset and Shimano RT70 centerlock 160mm brake rotors. It uses Shimano 105 R7020, 11 speed shifters. I need to change the rear brake ...
Shimano 105 R7000 Front Derailleur Setup - New Bike
Just got a new bike with Shimano 105-7000 series, previously rode a bike with older style Shimano 105-5700. So the overall adjustment is different. So on the new bike i'm finding that the setup doesn'...
Shimano R8000 right crankset compatibility with 105-5800
I have a full 105 5800 group for my current drivetrain on my bike. I would like to replace the right crankset (chainring + crankarm) with an Ultegra R8000 right chainring/crankarm. Is there full ...
Claris crankset compatibility with 105 components
I have a 2016 Synapse with a Claris groupset which now I am upgrading to 105. I have been able to find most components except crankset and FD. I might be able to survive without replacing the FD for ...
What components of the drive train are cross compatible between casette number of rings(10 / 11 speed)?
I have an old 10 speed road bike fitted with (Mostly) Shimano 105 groupset drivetrain. I'm looking to replace a few parts and I noticed that 10 speed 105 and Ultegra parts are not so easy to find, ...
Shimano 105 ST R7000 Shifter Not Engaging Problem
I have a 2 years old Shimano 105 ST R7000 shiter . The left one( front derailleur) started skipping pawl. At first it was 1 out of 10 shifts but then it got worse to a degree to unusable. I ...
Brake cable reach
On my 2016 Giant Defy with Shimano 105 shifters I am finding it very difficult to reduce the reach on my brake levers and they need pulling almost to the handlebar to brake. Is it possible to reduce ...
Shimano rapid shifter R440 gear display
I have a Masi flat-bar road bike with Shimano 105 groupset (been in storage for years). I've disassembled the R440 rapid shifters and lubed them so that they rachet properly. However, the 9 speed ...
Can you use two different shifters (eg. Left-Tiagra,Right-105) on the same cockpit/handlebar?
I couldnt find the correct crankset... so i was wondering if you could use a crankset (Tiagra) with a (105) front derailleur? If not can you use two differnt shifters on one cockpit/handlebar and if ...
Can you pair a 105 10 Speed Cassette with a 10 Speed Tiagra Derailleur?
I was looking for a 10 Speed Tiagra Casette but was not able to find one. A good deal for a 105 10-Speed Casette caught my eye, so I wanted to ask if it would be possible to pair a 10-Speed Derailleur ...
Use Shimano 105 R7000 shifters for Disc brakes
I have 2 spare R7000 shifters which I used on my rim brake equipped road bike. I've upgraded to Ultegra some time ago. I also have a Tiagra gravel bike with mechanical disc brakes that uses Tiagra ...