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Making the leap from outdated SRAM 11-speed to trendy 12-speed street simply bought cheaper AND one step easier, due to this new Ratio 2x12SH Improve Package. Ratio already created the lightest 2×12 groupset out of your outdated SRAM Pink. However now you’ll be able to go 12sp while not having to change to a brand new freehub physique. All due to Ratio and new Shimano 12-speed cassette compatibility…
Ratio 2x12SH Improve Package from SRAM 11sp to 12sp Shimano
![Ratio 2x12SH Upgrade Kit, mashup road SRAM 11sp and Shimano 12sp groupsets into SRAmano 12, update your old rim brake road bike to the latest gearing](https://bikerumor.com/wp-content/uploads/2023/10/Ratio-2x12SH-Upgrade-Kit_mashup-road-SRAM-11sp-and-Shimano-12sp-groupsets-into-SRAmano-12_update-your-old-rim-brake-bike.jpg)
We’ve beloved what Ratio has been doing since their first time we noticed their 3D-printed stainless-steel ratchet that transformed 11speed SRAM street shifters to operate an Eagle mountain bike derailleur. Their easy creation gave new life to loads of outdated gear. Particularly as extra roadies and cyclocross riders headed additional off observe on gravel adventures. Extra lately, Ratio made one other road-focused improve package. That transformed SRAM 11 to SRAM 12 – doubtless creating the lightest 2×12 street groupset attainable, due to the lightness of the unique mechanical Pink 22 group. But it surely required shopping for their improve package, plus a SRAM 12-speed AXS cassette, a flattop chain, flattop-compatible chainrings, AND most significantly switching out of your outdated HG freehub physique to a brand new SRAM XD-R driver physique. Most however not all wheels may very well be modified over.
![Ratio 2x12SH Upgrade Kit, mashup road SRAM 11sp and Shimano 12sp groupsets into SRAmano 12, on old HG freehub body](https://bikerumor.com/wp-content/uploads/2023/10/Ratio-2x12SH-Upgrade-Kit_mashup-road-SRAM-11sp-and-Shimano-12sp-groupsets-into-SRAmano-12_on-old-HG-freehub-body.jpg)
So, now you get to stay together with your old-school Shimano HG freehub…
What’s new? SRAmano 12sp!
![Ratio 2x12SH Upgrade Kit, mashup road SRAM 11sp and Shimano 12sp groupsets into SRAmano 12, Force & Rival group updated](https://bikerumor.com/wp-content/uploads/2023/10/Ratio-2x12SH-Upgrade-Kit_mashup-road-SRAM-11sp-and-Shimano-12sp-groupsets-into-SRAmano-12_Rival-Force-group.jpg)
The key of the brand new Ratio 2x12SH Improve Package changing SRAM 11 to 12 improve is definitely Shimano. You see, the most recent Shimano 12-speed street groupsets nonetheless use their outdated HG freehub commonplace. So, by fashionable demand from their prospects, Ratio went again to the drafting board.
![Ratio 2x12SH Upgrade Kit, 3d-printed stainless steel ratchet for SRAM-to-Shimano conversion](https://bikerumor.com/wp-content/uploads/2023/10/Ratio-2x12SH-Upgrade-Kit_mashup-road-SRAM-11sp-and-Shimano-12sp-groupsets-into-SRAmano-12_d-printed-ratchet.jpg)
Now, they’ve created a brand new inner ratchet that upgrades your SRAM 11sp shifter to match the precise spacing of a Shimano 12sp cassette.
How-To: What do you want?
Merely open up you outdated SRAM shifter, swap within the new ratchet, and you might be good to go.
Out again additionally, you will must swap within the new derailleur pulleys into your exiting SRAM derailleur. As a result of Ratio says, “the geometry of Shimano 12 pace street cassettes means it’s crucial to make use of a barely offset jockey wheel with the intention to correctly interact the biggest sprocket.“
![Ratio 2x12SH Upgrade Kit, mashup road SRAM 11sp and Shimano 12sp groupsets into SRAmano 12, new derailleur pulleys](https://bikerumor.com/wp-content/uploads/2023/10/Ratio-2x12SH-Upgrade-Kit_mashup-road-SRAM-11sp-and-Shimano-12sp-groupsets-into-SRAmano-12_new-pulleys.jpg)
The most effective a part of this improve is that’s much less wasteful – requiring you to eliminate fewer usable elements. And which means it will likely be cheaper in the long run, as nicely. The Shimano 12-speed cassette suits in your current Shimano HG 11 freehub physique. And the Shimano 12-speed chain nonetheless works together with your current 2×11 chainrings.
Huzzah!
Ratio 2x12SH Improve Package – Pricing, compatibility & availability
![Ratio 2x12SH Upgrade Kit contents](https://bikerumor.com/wp-content/uploads/2023/10/Ratio-2x12SH-Upgrade-Kit.jpg)
So, the following time your 11sp SRAM chain and cassette have to be changed, why not make the leap to 12sp? The package itself sells for slightly below £100 straight from Ratio now. That features the ratchet & its mounting bolt, plus a brand new pair of barely offset derailleur pulleys optimized for Shimano 12sp chains & cassettes.
![Ratio mashup road SRAM 11sp and Shimano 12sp groupsets into SRAmano 12, upgrade old rim brake road bikes](https://bikerumor.com/wp-content/uploads/2023/10/Ratio-2x12SH-Upgrade-Kit_mashup-road-SRAM-11sp-and-Shimano-12sp-groupsets-into-SRAmano-12_new-life-to-old-Cervelo-S3.jpg)
The package will improve any of SRAM’s 2×11 era mechanical street shifters. Pink, Pressure, Rival, or Apex – and even SRAM 10sp shifters when you add one other inner improve Ratio provides. You then simply want a brand new Shimano 12sp cassette & chain – Dura-Ace, Ultegra, or 105 – which is able to work together with your present chainrings and HG-equipped wheel.
Simple, peasy.
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