
SRAM Eagle 90 Transmission
Mechanical shifting at its best
Specifications
- Speed
- 12-speed
- Derailleur
- Eagle 90
- Shifter
- Eagle 90 T-Type mechanical
- Crankset
- Eagle 90 DUB
- Crank Lengths
- 165mm, 170mm, 175mm
- Chainring
- 32T T-Type
- Cassette
- XS-1275 T-Type 10-52
- Chain
- GX T-Type 126
- Gear Range
- 520%
- Weight
- Approx. 2000g
- Features
- Full Mount, Hangerless UDH
Overview
Eagle 90 delivers mechanical shifting excellence with Full Mount derailleur architecture for unquestionable robustness. Features replaceable outer and inner parallelogram links, skid plates, and tool-free threaded cage assembly - the most rebuildable derailleur ever built. Revolutionary simple 4-step setup: Prepare, Hang, Tighten, Route.
Features
Full Mount derailleur architecture
Most rebuildable derailleur ever
Replaceable parallelogram links
Tool-free threaded cage assembly
Shifting under load capability
X-SYNC technology cassette
Forged aluminum DUB crankset
Removable bash guards included
4-step simple setup procedure
No limit screws, no b-tension
Black and silver finish
Guides for setup
All guidesChain Maintenance
Essential tips for cleaning, lubrication, and extending component life.
Derailleur Indexing
Fine-tune cable tension, limit screws, and B-gap for crisp, accurate shifting under load.
Weather & Conditions Adaptation
Setup adjustments for wet, muddy, dry, and cold conditions — tires, suspension, drivetrain, and brakes.
How we evaluate this component
Product cards, analysis notes, and setup guidance are grounded in public specifications, market positioning, compatibility, and the most likely real-world use cases on trail.
Read the full methodology