
Specifications
- Manufacturer
- LTWOO
- Name
- ER7 Shifter (ST-ER1002-R)
- Series
- ER7
- MPN
- ST-ER1002-R
- Shifting Type
- Wireless
- Source
- Catalog
- Mount Type
- Drop Bars
- Drivetrain Brand
- Other
- Side
- Right
- Electronic Shifting Family
- Ltwoo Electronic
- Rear Speeds
- 10
LTWOO ER7 Shifter (ST-ER1002-R)
Shifter
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Compatibility
This LTWOO ER7 Shifter (ST-ER1002-R) is a LTWOO Road / Gravel shifter. It requires a 10-speed drivetrain and compatible components. It is designed for wireless shifting systems. For best performance, use with other ER7 components, though it is mechanically compatible with the parts listed below.
Compatible Brake Calipers20
RecommendedShimano
105 BRAKE CALIPER
- Matches hydraulic disc standard
RecommendedShimano
105 DIRECT MOUNT FRONT BRAKE CALIPER
- Matches rim standard
RecommendedShimano
105 DUAL-PIVOT BRAKE CALIPER
- Matches rim standard
RecommendedShimano
105 HYDRAULIC DISC BRAKE FRONT CALIPER
- Matches hydraulic disc standard
RecommendedShimano
105 HYDRAULIC DISC BRAKE REAR CALIPER
- Matches hydraulic disc standard
RecommendedShimano
105 REAR SEAT STAY MOUNT REAR BRAKE CALIPER
- Matches rim standard
RecommendedShimano
2-PISTON BRAKE CALIPER (BR-MT200)
- Matches hydraulic disc standard
RecommendedShimano
2-PISTON BRAKE CALIPER (BR-MT500)
- Matches hydraulic disc standard
RecommendedShimano
2-PISTON FLAT MOUNT BRAKE CALIPER
- Matches hydraulic disc standard
RecommendedShimano
4-PISTON BRAKE CALIPER (BR-MT420)
- Matches hydraulic disc standard
RecommendedShimano
4-PISTON BRAKE CALIPER (BR-MT520)
- Matches hydraulic disc standard
RecommendedSRAM
Apex 1 Hydraulic Disc Brake
- Matches hydraulic disc standard
RecommendedSRAM
Apex Disc Brake
- Matches hydraulic disc standard
RecommendedSRAM
BB5 Mountain
- Matches mechanical disc standard
RecommendedSRAM
BB5 Road
- Matches mechanical disc standard
RecommendedSRAM
BB7 Mountain
- Matches mechanical disc standard
RecommendedSRAM
BB7 Mountain S
- Matches mechanical disc standard
RecommendedSRAM
BB7 Road
- Matches mechanical disc standard
RecommendedSRAM
BB7 Road S
- Matches mechanical disc standard
RecommendedSRAM
BB7 Road SL
- Matches mechanical disc standard
Compatible Cassettes8
CompatibleShimano
ALFINE SINGLE SPROCKET
CompatibleShimano
DEORE HG CASSETTE 10s
- Matches required 10-speed standard
- Uses shimano hg standard
CompatibleShimano
HG CASSETTE 10s (CS-HG50-10)
- Matches required 10-speed standard
- Uses shimano hg standard
CompatibleShimano
HG CASSETTE 10s (CS-HG500-10)
- Matches required 10-speed standard
- Uses shimano hg standard
CompatibleShimano
LINKGLIDE CASSETTE 10s (CS-LG300-10)
- Matches required 10-speed standard
- Uses shimano linkglide standard
CompatibleShimano
LINKGLIDE CASSETTE 10s (CS-LG400-10)
- Matches required 10-speed standard
- Uses shimano linkglide standard
CompatibleSRAM
PG-1030 Cassette
- Matches required 10-speed standard
- Uses standard standard
CompatibleSRAM
PG-1050 Cassette
- Matches required 10-speed standard
- Uses standard standard
Compatible Front Derailleurs1
Compatible Rear Derailleurs1
Frequently Asked Questions
What fits with LTWOO ER7 Shifter (ST-ER1002-R)?
LTWOO ER7 Shifter (ST-ER1002-R) is compatible with brake calipers, cassettes, front derailleurs, rear derailleurs that match its technical standards. Most importantly, it requires matching 10-speed components.
Can I use a higher or lower speed chain with LTWOO ER7 Shifter (ST-ER1002-R)?
No, LTWOO ER7 Shifter (ST-ER1002-R) requires a 10-speed chain. Chains for different speeds have different external widths and internal profiles, which will cause poor shifting or mechanical interference.
Does the mounting standard of LTWOO ER7 Shifter (ST-ER1002-R) affect drivetrain compatibility?
The mounting standard (such as drop_bars) primarily determines how the part attaches to the bike frame or handlebars. It does not directly affect the mechanical shifting compatibility, as long as the speed and brand standards match.

