
Can I fix this cheap electronic groupset? L-TWOO eRX
Trace Velo
9 de octubre de 2023
This Chinese electronic groupset died after 2 weeks. The front derailleur appears to be broken, but can I fix it?
SIROKO CLOTHING – 10% off
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https://srko.co/tracevelo
The L-TWOO eRX groupset is the first electronic road bike groupset to come from a Chinese manufacturer, and had SO much promise. It is much cheaper than the competition from Shimano and SRAM (Di2 & eTap), looks fantastic, and when it works, performs superbly.
However, after around 2 weeks, the front derailleur on my eRX groupset completely stopped working. I unplugged it overnight to remedy another issue I was facing with my bike frame, and upon plugging it back in, it had completely died. The rear derailleur is still functioning perfectly, but for some reason the front just doesn’t want to shift. I have tried everything I can think of to get it working again, but nothing has helped.
So I got hold of another complete eRX groupset, and via a process of elimination, I am going to figure out exactly what the problem is. In this episode, I will do a little investigation, completely disassemble the rear derailleur, and try to get my bike back on the road.
Timestamps:
00:00 – Start
00:23 – L-TWOO eRX Recap
01:43 – New cables
02:32 – New battery
02:53 – New front derailleur
03:43 – New groupset
04:46 – Siroko sponsor
06:02 – Diagnosing the problem
08:02 – Rear derailleur disassembly
10:09 – Wrap-up
Intro roll:
Created by Dev Joshi - http://www.go2dev.co.uk
Instagram: https://www.instagram.com/tracevelo/
Email: tracevelouk@gmail.com
Please note:
I am not a professionally trained bike mechanic. There can be risks associated with using products that are unbranded, untested, or come from sources where the provenance is unknown. Please talk to a qualified bike mechanic if you are in any doubt.
In essence, be careful, do your research, and cycle safe!!!
Keywords: L-TWOO eRX,Chinese electronic groupset,Shimano Di2,SRAM eTap,L-TWOO groupset,Cheap electronic groupset,ltwoo erx,ltwo,ltwoo groupset
Piezas mencionadas
LTWOO eRX 2x12s / 2x11s Road Electronic Hydraulic Disc Brake GroupsetLTWOO eRX 2x12s / 2x11s Road Electronic Hydraulic Disc Brake Groupset
Creado: 2 de marzo de 2025El revisor analiza una falla en el grupo electrónico LTWOO eRX donde el desviador delantero dejó de funcionar después de desconectarlo y reconectarlo. Mediante el intercambio sistemático de componentes, determinaron que el problema estaba en el desviador trasero, que alberga el cerebro del sistema. A pesar del desmontaje, no se encontró ninguna falla de hardware, lo que los llevó a sospechar de un problema de software. Reemplazaron el desviador trasero y el grupo volvió a funcionar, pero siguen sin estar seguros de su fiabilidad a largo plazo.
Resumen IA
Pros
- El grupo ofrece una gran relación calidad-precio por alrededor de 500-600 libras.
- Funcionó perfectamente durante aproximadamente dos semanas inicialmente.
- El desviador trasero siguió funcionando bien durante todo el proceso de solución de problemas.
más pros en el vídeo
Cons
- El desviador delantero murió por completo después de desconectarlo y reconectarlo.
- El problema no pudo diagnosticarse de manera definitiva; podría ser un problema de software.
- El revisor no puede confiar plenamente en el grupo hasta que se encuentre una explicación definitiva.
más cons en el vídeo
MyBikeParts

LTWOO eRX Road Electronic Groupset, eRX 2x12s / 2x11s elektronische Gruppe, ERX austauschbare Batterie, APP-Programmierung - AliExpress 18

