Cassettes that fit the 2026 Transition Bikes TR11 Alloy GX
This bike runs 7-speed, Shimano Hyperglide chain, Shimano HG road (spline L) freehub, and its rear derailleur reaches a 25t largest cog.
Worked out from the bike's stock drivetrain — derived: cassette SRAM PG 720 (11-25t) spec; chain SRAM PC 1130 spec; rear derailleur SRAM GX DH spec
Fits as-is
Mounts on the freehub body this bike already has.
- SRAM PG-720 Cassette11–25t
7-speed
Fits with a freehub body swap
These mount once you fit the freehub body they need — a part that comes off the rear hub with the cassette, and costs rather less than a wheel. Check your hub brand offers one before committing.
- SRAM XG-795 MINI BLOCK Cassette10–24t
7-speed · needs a SRAM XD body
Not sure what the numbers mean? Our cassette guide covers speed counts, gearing ranges and how the freehub bodies differ.
Save this bike to your quiver, log the swap, and we'll remind you before the cassettes wear out — with the right part already picked.
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