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Shimano GRX ST-RX825-R

Shift/brake lever Product
Shimano GRX ST-RX825-R
Published bicycles
4
Shifter type
DUAL CONTROL LEVER
Weight
415 ( /pair)

Specifications

29 specifications

As listed in the manufacturer's catalog.

General

Series
GRX
Model no.
ST-RX825-R
Color / 1
Series color
Shifter type
DUAL CONTROL LEVER
Remote switch
Yes
Bracket / Material
CFRP
Electric button / Material
GFRP
Di2 connectivity wireless / Di2 shifting
Yes
Firmware update by E-TUBE PROJECT
Yes
SD50 port (pcs)
0
SD300 port (pcs)
1
SD50 connector (pcs)
0
SD300 connector (pcs)
0
Port for SD50 remote sprinter shifter (pcs)
0
Port for SD300 satellite shifter (pcs)
1
Battery
CR1632 x 2
Average weight (g)
415 ( /pair)

How spec sheets write it

The most common ways bicycle spec sheets name it, by number of mentions.

  1. Shimano GRX 825, ST-RX825-R, 12-speed, Di2 2
  2. SHIMANO GRX ST-RX825-R Di2 Dual Control / BL-RX825-L 2

Bicycles

4 bicycles

Published bicycles that use it, newest model years first.

Kellys Soot X100, Aurora Borealis

Gravel

Kellys

Soot X100, Aurora Borealis

Model year: 2026

Kellys Model year: 2026

Road / Gravel

  • Weight: 9.6 kg
  • Suspension: Rigid
  • Wheel size: 700c
Stevens Camino Pro Di2

Gravel

Stevens

Camino Pro Di2

Model year: 2026

Stevens Model year: 2026

Road / Gravel

  • Weight: 8.5 kg
  • Suspension: Rigid
  • Wheel size: 700c
Stevens Camino RS Pro Di2

Gravel

Stevens

Camino RS Pro Di2

Model year: 2026

Stevens Model year: 2026

Road / Gravel

  • Weight: 8.2 kg
  • Suspension: Rigid
  • Wheel size: 700c
Kellys Soot X100, Aurora Borealis

Gravel

Kellys

Soot X100, Aurora Borealis

Model year: 2025

Kellys Model year: 2025

Road / Gravel

  • Weight: 9.6 kg
  • Suspension: Rigid
  • Wheel size: 700c