Sram Eagle 90 eMTB Groupset Bosch Compatible Mechanical Shifting 10-52T Cassette

Experience the pinnacle of mechanical shifting with the Sram Eagle 90 Groupset Emtb Bosch, a meticulously engineered component set designed specifically for e-MTB enthusiasts seeking reliability and performance. This groupset combines rugged durability with innovative engineering, boasting the same Full Mount derailleur architecture found in its AXS Transmission counterparts, ensuring robustness and longevity on the most demanding trails. Its rebuildable design features replaceable outer and inner parallelogram links, skid plates, and a tool-free threaded cage assembly, putting maintenance and customization effortlessly in your hands.

At the core is a forged aluminum E-MTB crankset tailored for Bosch drive units, equipped with a drive-unit specific T-Type chainring that guarantees precise shifting even under intense load. The Eagle 90’s XS-1275 T-Type cassette, featuring full X-Sync technology and a 10-52t gear range, works seamlessly with a premium double-click T-Type mechanical shifter designed for intuitive, reliable operation. Setting up is straightforward with a revolutionary four-step process—Prepare, Hang, Tighten, Route—eliminating the need for guesswork, limit screws, or B-tension adjustments. Whether you’re pushing your limits on steep climbs or technical descents, the Eagle 90 Transmission offers an unparalleled riding experience that adapts to your ambitions.

What It’s Good For

• Reliable and precise shifting under load for demanding e-MTB riding conditions.
• Robust and rebuildable derailleur design allowing easy maintenance and customization.
• Compatibility with hangerless interface (UDH) frames, ensuring a clean and modern setup.
• Optimized crankset and chainring options tailored for Bosch drive units, enhancing power transfer.
• Wide 10-52t cassette range providing versatile gearing suited for various terrains.
• Seamless integration with SRAM brakes through MMX compatibility and cockpit tidying clips.
• Simple and intuitive installation with no need for complex adjustments or tools.

What It’s NOT Good For

• Non-UDH frame compatibility—only designed for hangerless interface frames.
• Not suitable for riders preferring electronic shifting systems since it features mechanical shifting.
• Requires a dedicated single-click shifter variant for e-MTB use, limiting compatibility with standard shifters.
• Not intended for use outside Bosch and compatible drive unit setups without specific chainring variants.
• Not ideal for users seeking ultra-lightweight components due to its focus on durability and rebuildability.

Frequently Asked Questions

Is the Sram Eagle 90 Groupset compatible with all e-MTB frames?
The Eagle 90 is specifically designed for hangerless interface (UDH) frame compatibility only. It will not fit traditional hanger-style frames.

Can I use this groupset with other e-bike drive units besides Bosch?
Yes, there are specific chainring and crankset variants available for SRAM/Brose and Bosch drive units. However, compatibility with other drive units may require the 34t 104bcd variant without crank arms.

How easy is it to install and maintain this groupset?
The groupset features a revolutionary four-step setup—Prepare, Hang, Tighten, Route—which simplifies installation without the need for limit screws or B-tension adjustments. Its rebuildable derailleur design also allows for straightforward maintenance and replacement of key parts.

Does the Eagle 90 support electronic shifting?
No, the Eagle 90 is a mechanical shifting groupset designed for robustness and reliability, not electronic shifting.