105 Chainring on Ultegra Crank

Most Shimano and SRAM road groupsets come with a standard 52/36t or 53/39t chainset – these are the most popular options and offer a good balance between speed and low-end torque. However, some riders prefer a bigger gear for sprinting or riding on the flat, which is where the 105 Chainring comes in. This is a larger chainring (usually 54t or 55t) that can be used in place of the standard 52/36t or 53/39t on a Shimano Ultegra Crank.

The benefits of using a 105 Chainring are that you’ll have more top-end speed, making it ideal for sprinting or riding on fast, flat roads. The downside is that you’ll sacrifice some of your low-end torque – so it’s not ideal for climbing or riding in hilly terrain. Ultimately, it’s up to you to decide whether the benefits of using a 105 Chainring outweigh the drawbacks – if you think they do, then go ahead and make the switch!

If you’re looking to upgrade your Ultegra crank to a 105 chainring, there are a few things you need to know. First, the 105 chainring is not compatible with all Ultegra cranks – it will only work with the 6600-series cranks. Secondly, you’ll need to purchase a new bottom bracket as well – the 105 chainring has a different bolt pattern than the Ultegra one.

Finally, make sure you have the correct tools for the job – an 8mm hex wrench and a 24mm socket wrench. With all that said, let’s get started! To begin, remove your current Ultegra chainring by loosening the five bolts that hold it in place (these are located at the back of the ring).

Next, remove your bottom bracket using the appropriate tool (either an 8mm hex wrench or a 24mm socket wrench). Once that’s out of the way, it’s time to install your new 105 chainring. Start by lining up the new ring with the crank arm, and then threading in the five bolts (again, located at the back of the ring).

Tighten these down until they’re snug – but don’t overtighten them! – and then re-install your bottom bracket. That’s it!

You’ve now successfully upgraded your Ultegra crank to a 105 chainring.

105 Chainring

Is Ultegra Compatible With 105 Chainring?

Yes, Ultegra is compatible with 105 chainrings. In fact, it is recommended that you use the same brand of chainrings as your shifters for optimal performance. However, you can mix and match brands as long as the tooth count is the same.

For example, an 11-speed Ultegra drivetrain requires an 11-speed chainring. You can use any brand of 11-speed chainring with Ultegra shifters, but Shimano recommends using Shimano chainrings for best results.

Can I Use Ultegra Crank With 105?

If you’re looking to upgrade your crankset, you may be wondering if you can use an Ultegra crank with 105. The answer is yes, you can! In fact, it’s a great way to get the most out of your bike without spending a ton of money.

Here’s what you need to know about using an Ultegra crank with 105. The first thing to keep in mind is that Ultegra and 105 are both Shimano groupsets. This means that they are compatible with each other and will work together just fine.

There are some slight differences between the two groupsets, but nothing that should affect compatibility or performance. One difference to be aware of is that Ultegra cranks typically have a higher quality construction than 105 cranks. This means they may be slightly lighter weight and have a nicer finish.

However, both types of cranks will offer excellent power transfer and durability. Another consideration is price. Ultegra components tend to cost more than 105 components.

So, if you’re on a budget, opting for a 105 crank set may be the best way to go. That said, investing in an Ultegra crank set will give you a nice upgrade in performance without breaking the bank. So, there you have it!

You can use an Ultegra crank with 105 and get great performance without spending a fortune. Happy riding!

Is R7000 Chainring Compatible With R8000?

If you’re looking to upgrade your Shimano drivetrain, you might be wondering if the R7000 chainring is compatible with the newer R8000 groupset. The answer is yes, they are cross-compatible. That means you can use an R7000 chainring on an R8000 crank, and vice versa.

However, there are a few things to keep in mind. The biggest difference between the two groupsets is that R8000 uses a narrower chainline (43.5mm vs 46.8mm on R7000). That means that if you’re using an older frame with wider spacing, you might need to add spacers to the inside of the BB shell to narrow it down enough to work with R8000 crankset and chainrings.

Additionally, the teeth on R8000 rings are slightly taller, which could cause compatibility issues with some frames and forks that have very tight clearance around the Chainstay/Seatstay bridge area. Finally, while both groupsets use Shimano’s Hollowtech II spindle interface, the diameter of the spindle on R8000 cranks is slightly larger (24mm vs 22mm), so make sure your bottom bracket is compatible before making any changes.

Is an Ultegra Crankset Better Than 105?

There is a lot of debate in the cycling world about which groupset is better – Ultegra or 105. Here, we take a look at both groupsets and compare them to help you decide which is the best for you. When it comes to performance, there is very little difference between Ultegra and 105.

Both offer excellent shifting and braking, and are more than capable of getting you around the road quickly and efficiently. The main difference lies in the materials used – Ultegra uses slightly higher quality materials throughout, which makes it marginally lighter than 105. This weight difference is most noticeable when climbing hills, so if you’re looking to shave off every last gram then Ultegra may be the better choice for you.

However, 105 is by no means heavy, and many riders find that its extra durability more than makes up for any slight weight disadvantage. In terms of price, Ultegra does come at a premium over 105 – but this premium is becoming smaller as105 groupsets continue to improve year on year. Ultimately, whether Ultegra or 105 represents better value for money will come down to personal preference – but if you’re looking for top-level performance without breaking the bank then105is definitely worth considering.

How To Replace Chainrings Shimano 4 Bolt Road Crankset

Ultegra R8000 Chainring Compatibility

If you’re looking to upgrade your Shimano Ultegra R8000 drivetrain, one of the first places to start is with the chainrings. In this article, we’ll take a look at the compatibility of Ultegra R8000 chainrings so that you can make sure you’re getting the right ones for your bike. The Ultegra R8000 series crankset is compatible with both 11-speed and 12-speed cassettes.

When used with an 11-speed cassette, the crankset is also compatible with 10-speed chains. For use with a 12-speed cassette, the crankset requires a 12-speed chain. There are two different BCDs (bolt circle diameters) available for the Ultegra R8000 series cranksets – 110mm and 130mm.

The 110mm BCD is designed for use with 52/36t or 50/34t combinations, while the 130mm BCD can be used with 53/39t, 52/36t, or 50/34t combinations. When choosing new chainrings for your Ultegra R8000 drivetrain, it’s important to make sure that they are compatible with both your frame and fork as well as your crank arms. If you have any questions about compatibility, please feel free to contact us and we’ll be happy to help you out!


If you’re looking to upgrade your Ultegra crank, one option is to go with a 105 chainring. This will give you better shifting performance and durability than the stock Ultegra ring. It’s a relatively inexpensive upgrade that can make a big difference in your ride quality.

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