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Electronic
Transmission

SRAM

31.8mm Blip Clamps

£14.00  
Was  £15.00   | Save  £1.00   (7%)

SRAM

Eagle AXS Rocker Upgrade Kit

£18.00  
Was  £20.00   | Save  £2.00   (10%)

Shimano

AD305 SD300 To SD50 Di2 Converson Adapter

£19.99  
Was  £21.99   | Save  £2.00   (9%)

SRAM

Electronic Controller Pod AXS Ultimate - MMX Clamp

£20.00

Shimano

E-Tube Di2 SD50 Cable

From  £22.99  
Was  £24.99   | Save  £2.00   (8%)
Available Sizes

Shimano

SD300 4-port Di2 Junction Box

£23.99  
Was  £27.99   | Save  £4.00   (14%)

Shimano

SM-JC41 E-tube Di2 Bottom Bracket Junction Box

£26.99  
Was  £30.99   | Save  £4.00   (13%)

Shimano

SD300 E-tube Di2 Cable

From  £22.99  
Was  £24.99   | Save  £2.00   (8%)
Available Sizes

SRAM

Red E1 AXS Hood Covers

£34.00  
Was  £37.00   | Save  £3.00   (8%)

SRAM

eTap Battery Charger and Cord

£42.00  
Was  £46.00   | Save  £4.00   (9%)

SRAM

eTap Battery

£51.00  
Was  £56.00   | Save  £5.00   (9%)

SRAM

AXS Bridge Clamp For Electronic Controller Pod - Left

£54.00  
Was  £60.00   | Save  £6.00   (10%)

SRAM

AXS Bridge Clamp For Electronic Controller Pod - Right

£54.00  
Was  £60.00   | Save  £6.00   (10%)

Shimano

E-Tube Di2 Wireless Unit - Inline

£71.99  
Was  £83.99   | Save  £12.00   (14%)

Shimano

Di2 Charger For External BTR1 Battery

£71.99  
Was  £79.99   | Save  £8.00   (10%)

Shimano

EWEN100 E-tube Di2 Wireless 2-Port Junction box

£80.99  
Was  £89.99   | Save  £9.00   (10%)

Shimano

SM-BRC2 Di2 Internal Battery Charger

£89.99  
Was  £104.99   | Save  £15.00   (14%)

Shimano

STEPS SW310 Satellite System On/Off Switch

£89.99

SRAM

eTap Blips (230mm)

£92.00  
Was  £102.00   | Save  £10.00   (10%)
Available Sizes

Shimano

XT M8050 Di2 11-Speed E-Tube Shifter

£98.99  
Was  £109.99   | Save  £11.00   (10%)

Shimano

Di2 EW90A 3-Port Junction Box

£98.99  
Was  £109.99   | Save  £11.00   (10%)

SRAM

Blip For eTap

£102.00
Available Sizes

Shimano

Di2 EW90B 5-Port Junction Box

£106.99  
Was  £117.99   | Save  £11.00   (9%)

Shimano

Ultegra Di2 SW-RS801 Top Bar Switches - 1000mm

£107.99  
Was  £119.99   | Save  £12.00   (10%)

Shimano

Ultegra Di2 SW-RS801 Top Bar Switches - 260mm

£107.99  
Was  £119.99   | Save  £12.00   (10%)

Shimano

Ultegra Di2 SW-RS801 Top Bar Switches - 740mm

£107.99  
Was  £119.99   | Save  £12.00   (10%)

Shimano

EW-EX010 Di2 Adapter B (2x E-Tube Ports)

£112.99  
Was  £124.99   | Save  £12.00   (10%)

SRAM

AXS Battery Base Charger 4-Ports (Includes USB-C Cable)

£117.00  
Was  £130.00   | Save  £13.00   (10%)

Shimano

Dura-Ace R9150 Di2 Climbing Shift Switch

£121.99  
Was  £134.99   | Save  £13.00   (10%)

Shimano

105 Di2 R7150 12-Speed Braze-On Front Derailleur

£127.99  
Was  £149.99   | Save  £22.00   (15%)

SRAM

AXS MultiClics

£129.00
Available Sizes

Shimano

Cues U6050 Di2 GS 10-Speed Rear Derailleur

£134.99  
Was  £149.99   | Save  £15.00   (10%)

SRAM

AXS Left Rocker Pod With Discrete Clamp

£135.00  
Was  £150.00   | Save  £15.00   (10%)

SRAM

AXS Right Rocker Pod With Discrete Clamp

£135.00  
Was  £150.00   | Save  £15.00   (10%)

Shimano

Ultegra R8050 Di2 11-Speed STI Lever

£139.99  
Was  £154.99   | Save  £15.00   (10%)

Shimano

XT M8150 Di2 12-Speed Shifter - Band On

£143.99  
Was  £159.99   | Save  £16.00   (10%)

Shimano

XT M8150 Di2 12-Speed Shifter - I-Spec EV Shifter

£143.99  
Was  £159.99   | Save  £16.00   (10%)

SRAM

AXS 2-Button Electronic Controller Pod With Discrete Clamp

£144.00  
Was  £160.00   | Save  £16.00   (10%)

Shimano

DN300 Di2 Internal Battery

£157.99  
Was  £174.99   | Save  £17.00   (10%)

SRAM

XX T-Type Eagle AXS Rear Derailleur Cage Assembly Kit

£163.00  
Was  £181.00   | Save  £18.00   (10%)

SRAM

Rival AXS D1 Braze-On Front Derailleur (Battery Not Included)

£179.00  
Was  £210.00   | Save  £31.00   (15%)

SRAM

Rival AXS Wide D1 Braze-On Front Derailleur (Battery Not Included)

£179.00  
Was  £210.00   | Save  £31.00   (15%)

SRAM

Force AXS D2 Braze-On Front Derailleur - Battery Not Included (2023)

£179.00  
Was  £198.00   | Save  £19.00   (10%)

SRAM

Force AXS D2 Wide Braze-On Front Derailleur - Battery Not Included (2023)

£179.00  
Was  £198.00   | Save  £19.00   (10%)

Shimano

XT Di2 M8070 11-Speed Front Derailleur

£179.99  
Was  £199.99   | Save  £20.00   (10%)

SRAM

XX SL T-Type Eagle AXS Rear Derailleur Cage Assembly Kit

£182.00  
Was  £202.00   | Save  £20.00   (10%)

Shimano

Ultegra Di2 R8050 11-Speed Front Derailleur

£182.99  
Was  £214.99   | Save  £32.00   (15%)

Shimano

GRX RX815 Di2 11-Speed Front Derailleur

£197.99  
Was  £219.99   | Save  £22.00   (10%)

Shimano

GRX STRX815 Di2 11-Speed STI Lever

£220.99  
Was  £244.99   | Save  £24.00   (10%)

Shimano

Ultegra Di2 R8150 12-Speed Front Derailleur

£224.99  
Was  £249.99   | Save  £25.00   (10%)

Shimano

105 R7170 Di2 11-Speed STI Lever

£224.99  
Was  £249.99   | Save  £25.00   (10%)

Shimano

105 Di2 R7150 12-Speed Rear Derailleur

£233.99  
Was  £274.99   | Save  £41.00   (15%)

Shimano

Ultegra Di2 R8050 11 Speed Rear Derailleur

£233.99  
Was  £259.99   | Save  £26.00   (10%)

SRAM

Rival eTap 12-Speed AXS Shift/Hydraulic Flat Mount Disc Brake (Rear Brake/Left Shift)

£252.00  
Was  £280.00   | Save  £28.00   (10%)

SRAM

Rival eTap 12-Speed AXS Shift/Hydraulic Flat Mount Disc Brake (Front Brake/Right Shift)

£252.00  
Was  £280.00   | Save  £28.00   (10%)

SRAM

Rival AXS D1 12-Speed Rear Derailleur (Battery Not Included)

£255.00  
Was  £300.00   | Save  £45.00   (15%)

Shimano

RX815 GRX Di2 Shadow+ 11 Speed Rear Derailleur (Double Chainring)

£256.99  
Was  £284.99   | Save  £28.00   (10%)

SRAM

Rival XPLR eTap AXS D1 12-Speed Rear Derailleur (Battery Not Included)

£270.00  
Was  £300.00   | Save  £30.00   (10%)

Shimano

XT M8050 Di2 Shadow+ 11 Speed Rear Derailleur

£278.99  
Was  £309.99   | Save  £31.00   (10%)
Finance From £8.58/mo

Shimano

RX817 GRX Di2 Shad+ 11 Speed Rear Derailleur (Single Chainring)

£278.99  
Was  £309.99   | Save  £31.00   (10%)
Finance From £8.58/mo

One of the most recent technological advances in the world of cycling, is the use of electronic transmission & gearing. Electronic transmissions use a battery and small motors located inthe derailleur to provide electronic gear shifting, with moving the chain up and down the sprockets.

These gear changes can be customised and programmed, but the main benefit of electronic shifting is the precise gear changes. Shifting using an electronic transmission is also easier, which makes competitive rides quicker, and longer rides out more enjoyable. There are both road and mountain bike specific electronic transmissions, and almost all professional riders have now adopted electronic transmissions on their setup.

Some of the most popular models include the SRAM Rival eTAP AXS, found on many high end gravel bikes and road bikes.