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Free chain with selected WHEELTOP kits · Ends Dec 1
reviewgravel

WHEELTOP EDS GeX Review: 1x Wireless Gravel Groupset

What the WHEELTOP EDS GeX is, its confirmed specs, who it suits and what to check before buying.

Quick answer: the WHEELTOP EDS GeX is a 1x wireless drop-bar groupset for gravel and single-ring road bikes. It runs 3–14 speed with a 75mm cage (up to 42T) or 93mm cage (up to 52T), integrated hydraulic brake-shifter levers and RA7800 flat mount calipers for 160mm rotors.

WHEELTOP EDS GeX hydraulic brake-shifter lever

Confirmed Specs

  • 1x only, drop bar
  • 3–14 speed, set in the WHEELTOP app
  • 75mm cage up to 42T (10–42T) or 93mm cage up to 52T (10–52T)
  • Hydraulic brake-shifter levers, mineral oil; RA7800 flat mount calipers, 160mm rotors
  • Internal chain damper
  • Rear derailleur: 800mAh 7.4V (5.92Wh), replaceable battery, rated for 20,000+ shifts per charge
  • IP67 derailleur, IP65 shift levers; operating range −10°C to 50°C
  • Shifters on CR2032; BLE / ANT+

What to Check Before Buying

  • Flat mount frame and fork (not post mount) with 160mm rotors
  • 1x crankset
  • Cassette within your cage's limit
  • Freehub matches your cassette

See flat mount vs post mount.

Setup

Pairing, calibration, fine-tuning and firmware updates are in the WHEELTOP app v2.

WHEELTOP app v2 screens for the EDS GeX

Guides: app setup, gravel bike setup.

Who It Suits

Gravel riders wanting a 1x drop-bar wireless groupset with hydraulic brakes. For 2x road, see TX and GeX vs TX.

FAQ

Is GeX 1x or 2x?

1x only.

Does GeX fit post mount brakes?

No. Calipers are flat mount only, 160mm rotors.

What's the biggest cassette?

52T with the 93mm cage.

Shop

WHEELTOP EDS GeX, with a 1-year warranty on the electronic shifting components.