Reviews & Ratings

The reviewer purchased the LTWOO eGR 1x13 (2026) groupset from AliExpress and tested it on a gravel bike. They found it to be a budget-friendly wireless groupset with some compromises in build quality and cassette compatibility, but praised its ease of installation, brake performance, and value for money.
AI Summary
Pros
- True wireless system makes installation easy
- Brakes are a big step up, lightweight monoblock calipers, pre-filled and work well out of the box
- Mineral oil brakes are easier to handle than DOT fluid
more pros in the video
Cons
- Only compatible with a 46-tooth max sprocket; cannot handle a 50-tooth cassette
- Rear mech build quality feels cheap, especially the charging port flap and plastics
- Left shifter has a cutout where buttons would be, feels cheap with sharp edges
more cons in the video
Key Points
- Groupset is fully wireless with built-in battery in rear mech
- Weights: front brake 124.5 g, rear brake 139.3 g, left shifter 207 g, right shifter 237 g, rear mech 395 g; total 1102.6 g
- Uses mineral oil brakes with standard flat mount and Shimano-style hoses
more key points in the video
Where to Buy

LTWOO eGR 2026 new Wireless Gravel Electronic Groupset 1x13 Speed 1x11s 1x10 speed 1x12s Gravel Bike APP programming eGR 2026NEW




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