will this work for 1X11- 51 Teeth drive terrain?

Yes. It's designed for 1x11 speed drive train. I use it on a 11-51 cassette.

Can I attach this 5100 w/o the G link which was part of my prior shimano deraillor?

It should bolt to your existing derailleur hanger.

Deore Rd M5100 Rear Derailleur | Desertcart Finland

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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€ 157.50

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Sold byAmazon FinlandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

⚙️ Shift into the future of trail dominance!

MAX COG POWER - Compatible with up to 51T cogs, giving you the climbing advantage on any trail.
LIGHTWEIGHT DURABILITY - Crafted from alloy steel and aluminum for a perfect balance of strength and featherlight performance.
ROCK SMART LOW PROFILE - Designed to dodge trail hazards, its sleek low-profile build keeps your derailleur safe from rocks and debris.
CHAIN STABILITY MASTERED - Shadow RD system minimizes chain slap, drop, and noise for a whisper-quiet ride.
EFFORTLESS 11 SPEED SHIFTING - Experience seamless gear changes with Shimano’s 1x11-speed drivetrain technology.

The Shimano Deore RD-M5100 Rear Derailleur is a robust, 1x11-speed drivetrain component featuring the innovative Shadow RD chain stabilizer system. Engineered for trail riders, it supports up to a 51-tooth cog for superior climbing, boasts a low-profile design to resist damage, and ensures silent, stable shifting. Made from durable alloy steel and aluminum, it weighs just over a pound, combining strength with lightweight efficiency.

Specifications

ASIN	B088XPFXGT
Brand Name	SHIMANO
Case Material Type	Aluminum
Color	Black
Customer Reviews	4.6 4.6 out of 5 stars (147)
Included Components	Rear Derailleur
Item Dimensions L x W x H	12.7L x 9.5W x 17.1H centimeters
Item Weight	1.08 Pounds
Manufacturer	SHIMANO
Manufacturer Part Number	IRDM5100SGS
Material Type	Alloy Steel
Model Number	IRDM5100SGS 3/15
Mount Type	Shimano Rear Direct Mount
Number of Teeth	11
UPC	192790618708

Reviews

J**T

... boxed as new

7.11.2025

E**A

Arrivato con gabbia schiacciata perché non aveva un imballaggio, ma solo un sacchetto.

29.08.2023

H**R

Shinmano eben. Montiert, eingestellt und funktioniert. Keine Probleme

24.02.2025

R**.

It works. Not sure why anyone needs anything more expensive than this

10.05.2025

L**S

Producto perfecto y poner el precio esta muy bien

24.06.2025

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