Brompton SL Advance 4S-speed Chain - 104 Links for P Line

Brompton SL Advance 4SPD Chain - 104 Links for P Line, fitted with a 54 tooth chain ring and 4 rear sprockets 

This chain is not compatible with Brompton 1-speed, 2-speed, 3 speed or 6 speed bikes (A Line, C Line, Brompton Electric or Pre-2022)

The pack consists of:

  • 104 link chain
  • Connecting link 

Data sheet


Tools required for removal:

Tools required for installation:

New for 2022

Marked as 10-speed (yes - it is actually a 10 speed chain - the spacing on the Brompton 4 speed is the same as a 10 speed derailleur system)

ChainringGearing Variant
564 Speed106 link 
544 Speed104 link
54, 561 speed 102 link
504 Speed102 link
Brompton SL Advance 4S-speed Chain - 104 Links for P Line Brompton SL Advance 4SPD Chain - 104 Links for P Line, fitted with a 54 tooth chain ring and 4 rear sprockets  This chain is not compatible with Brompton 1-speed, 2-speed, 3 speed or 6 speed bikes (A Line, C Line, Brompton Electric or Pre-2022) The pack consists of: 104 link chain Connecting link  Data sheet Tools required for removal: Master link pliers Tools required for installation: Master link pliers New for 2022 Marked as 10-speed (yes - it is actually a 10 speed chain - the spacing on the Brompton 4 speed is the same as a 10 speed derailleur system) Chainring Gearing  Variant 56 4 Speed 106 link  54 4 Speed 104 link 54, 56 1 speed  102 link 50 4 Speed 102 link