SRAM Eagle 90 T-Type Rear Derailleur - 12-Speed Long Cage 52t Max Full Mount Aluminum Cage BLK/Silver
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Eagle 90 T-Type Rear Derailleur - 12-Speed Long Cage 52t Max Full Mount Aluminum Cage BLK/Silver

$210.00
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Eagle 90 Rear Derailleur | SpokeX
Eagle 90 Rear Derailleur
How Good a Cable Actuated Derailleur Can Be.
The Eagle 90 Transmission derailleur is the definitive answer to how good a cable actuated derailleur can be. It features an all-new T-Type cable actuation ratio to provide the most precise and crisp shifts every time. Utilizing the same Full Mount design as its electronic siblings, Eagle 90 is the strongest mechanical derailleur SRAM has ever produced.
Eagle 90 / 12-Speed / Long Cage
  • 12-speed mechanical shifting
  • Long cage — 52T max cog
  • Full Mount interface — same design as AXS siblings
  • Aluminum cage — strong, lightweight
  • Black/Silver finish
T-Type Cable Actuation
  • All-new T-Type cable actuation ratio
  • Most precise and crisp shifts every time
  • Cable actuated — no batteries needed
  • Compatible with all Eagle 90 cassettes
Full Mount Design
  • Same Full Mount design as electronic AXS siblings
  • Strongest mechanical derailleur SRAM has ever produced
  • Replaceable outer and inner parallelogram links
  • Replaceable skid plates
  • Tool-free threaded cage assembly — most rebuildable ever
Mechanical Reliability
  • No batteries — purely mechanical shifting
  • Robust, trail-ready construction
  • Aluminum cage — lightweight and durable
  • Black/Silver finish
Specifications
Model Code
RD-90-A1
MSRP
$210
Speeds
12-Speed
Max Cog
52T (Long Cage)
Interface
Full Mount
Cage
Aluminum
Actuation
Mechanical / Cable (T-Type ratio)
Replaceable Links
Outer and inner parallelogram links
Skid Plates
Replaceable
Cage Assembly
Tool-free threaded
Finish
Black / Silver

Shipping Policy

Components:

All component items (wheels, drivetrains, suspension, brakes, etc.) ship within 4-7 business days of purchase.

Bicycles:

Complete bikes typically ship within 2–3 weeks due to build, tuning, and inspection times. You will receive tracking information as soon as your order is ready to ship.

 Gear & Apparel:

Outdoor Gear and apparel orders (helmets, jerseys, gloves, etc.) ship within 5-21 business days. Please reach out to us with the most up to date deliveries times as they vary per Manufacturer. 

Returns & Exchanges:

If you received the wrong size or wish to exchange an item, it must be returned in original condition—unused, uninstalled, and with all packaging intact.

For full details, please see our Refund Policy before initiating a return.

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Prepared with intention.

Every product is carefully inspected and handled by our team before it ships. From fit and function to final details, we make sure each piece is ready for the outdoors ahead—so you can focus on the experience, not the gear.

Passion drives us

At SpokeX Bike Co., bikes aren't just our business — they’re our way of life. As a rider-owned and operated shop, every decision we make comes from firsthand experience on the trail, at the race, and on the open road. We know what it’s like to chase a new line, push through the pain cave, and celebrate the ride — because we live it every day.

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