u/AdamFM2024

▲ 4 r/sram+1 crossposts

Hey all, trying to sanity check a mixed drivetrain setup and would appreciate some real-world input.

Current setup (Lauf Seigla Core Transmission):

  • SRAM S1000 Eagle Transmission derailleur AXS wireless (stock on Lauf Seigla Core Transmission equal to GX Eagle AXS)
  • SRAM XS-1299 Eagle Transmission cassette (10–52T)
  • SRAM T-Type chain
  • DT Swiss 350 hub with XDR driver

Planned change:

  • SRAM Rival X-Sync 42T chainring (8-bolt, 6.5 mm offset, road/gravel)

From what I understand:

  • T-Type chains can run on SRAM AXS road/XPLR chainrings
  • But those chainrings aren’t Transmission-specific, flattop vs T Type I think!

So my questions:

  1. Has anyone run a setup like this (Transmission cassette + T-Type chain + XPLR/road chainring)?
  2. Any issues with chain retention, noise, or wear over time?
  3. Is there a noticeable downside vs using a proper T-Type chainring?

Not worried about “official compatibility” as much as real-world performance.

Appreciate any experience or insight

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u/AdamFM2024 — 14 days ago