DiscoverMountain Cog105 - Cables Are Back! SRAM's Mechanical Transmission: Eagle 90 & Eagle 70 (& other new stuff) - Jimmy Nordloh, SRAM Field Guide
105 - Cables Are Back! SRAM's Mechanical Transmission: Eagle 90 & Eagle 70 (& other new stuff) - Jimmy Nordloh, SRAM Field Guide

105 - Cables Are Back! SRAM's Mechanical Transmission: Eagle 90 & Eagle 70 (& other new stuff) - Jimmy Nordloh, SRAM Field Guide

Update: 2025-07-15
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Tired managing batteries, firmware updates, and paying for expensive electronic drivetrains? This episode with SRAM's Jimmy Nordloh goes deep into the new Eagle 90 and Eagle 70 mechanical transmission systems that deliver transmission's shifting performance without electronic complexity.  The new mechanical transmission uses the same cassettes and flattop chains as the wireless transmission systems but use a traditional cable. At ~$670 and ~$490 respectively, these systems are for riders who want transmission performance without the heavy price tags, apps, or batteries.

SRAM has also standardized on mineral oil across their entire brake range (including the new Motiv brakes), eliminating DOT's moisture absorption problems while providing better lubrication and system longevity. Additionally, a completely redesigned Reverb AXS B1 dropper post increases reliability and reduces cost by switching to a simple air-over-air system that's easier to service and more reliable long-term. With 250mm travel options and improved tire clearance, this dropper solves fitment problems on small frames and includes a "Ride Active" feature which SRAM says… “provides beneficial suspension characteristics during technical riding without compromising pedaling efficiency or proper bike fit”.  Do you agree?

Links: 

Eagle 90 Transmission Drivetrain: https://www.sram.com/en/sram/mountain/series/eagle-90-transmission

Eagle 70 Transmission Drivetrain: https://www.sram.com/en/sram/mountain/series/eagle-70-transmission

Reverb B1 Dropper: https://www.sram.com/en/rockshox/models/sp-rvb-axs-b1

Motiv Brakes: https://www.sram.com/en/sram/mountain/collections/brakes/brake-collections/heavy-duty-brakes?filters=&sort=Relevancy&page=1


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105 - Cables Are Back! SRAM's Mechanical Transmission: Eagle 90 & Eagle 70 (& other new stuff) - Jimmy Nordloh, SRAM Field Guide

105 - Cables Are Back! SRAM's Mechanical Transmission: Eagle 90 & Eagle 70 (& other new stuff) - Jimmy Nordloh, SRAM Field Guide

Josh Anderson & Dane Higgins