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Shimano GRX Rear Derailleur

Service Pages

Shimano Service Page

Manuals

Rear Derailleur Rear Derailleur

Torque Values

Warning: Incorrect tightening of bicycle components can lead to damage, accident, injury, or even death. The accuracy of provided values is not guaranteed; always check directly with the manufacturer.
Bolt Name Tool Torque (Nm)
Pulley screw 2.5 - 5
Plate axle 8.0 - 10
Cable fixing bolt 6.0 - 7
Frinction torque (RD-RX820, RD-RX810, RD-RX400) 3.0 - 4.9
Friction torque (RD-RX812) 2.6 - 4.2
Mounting screw 8.0 - 10
Bracket axle (direct mount type) 8.0 - 10
Plate unit cover screws 1.0 - 1.5
Plate stopper pin 1
Friction torque (RD-RX822) 4.4 - 5.4

Tools

3 mm Hex Wrench

4 mm Hex Wrench

2 mm Hex Wrench

#2 Phillips screwdriver

5 mm Hex Wrench

T27 Torx Wrench

Videos

SHIMANO GRX RD-RX810 FULL SERVICE | How to service Shimano GRX derailleur

Terri MTB

Servicing A Shimano Mech In Real Time | Mountain Bike Derailleur Service

GMBN Tech

Shimano Clutch Adjustments | Tech Tuesday #183

Park Tool

⭐Essential Derailleur SERVICE for Shimano CLUTCH⭐ 12, 11, 10 speed - XTR, XT, SLX, Deore Maintenance

LoveMTB

Sticking Clutch? How to Service a Shimano XT Derailleur Clutch + A look at a Seized Clutch.

BIKEPACKING.com

Rear Derailleur Adjustment & Indexing | The Secret To Perfect Bike Gear Shifting!

buycycle

MAKE YOUR BIKE QUIETER (clutch derailleur service and adjustment) | Syd Fixes Bikes

Syd Fixes Bikes

Shimano GRX Clutch & Shifting Diagnosis

Gravelproof

Dirty And Tired Derailleur Gets New Life In 3 Minutes. How I Clean Rear Mech After Long, Dusty Trips

SickBiker

Rusty after 2000 miles. Full guide to Shimano XT M8100 rear mech service.

BecomeBikeMechanic

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