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12 Speed

Shop our range of 12-speed drivetrain components, engineered for top-tier performance and smooth shifting. From cassettes and chains to derailleurs and shifters, our high-quality parts ensure precise gear transitions and long-lasting durability. Whether you're upgrading your setup or maintaining an existing 12-speed system, these components are built to meet the demands of modern cycling, whether on the road or trail. Browse our selection today and experience the ultimate in 12-speed performance.
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608 products

Shimano CUES FH-TC500-MS-B freehub for Center Lock mount; 12-speed; for 148 x 12 mm; 32H

Shimano CUES

Shimano CUES FH-TC500-MS-B freehub for Center Lock mount; 12-speed; for 148 x 12 mm; 32H

£40.95 £44.99
Shimano Dura-Ace FC-R9200 Dura-Ace 12-speed Power Meter crankset; 165 mm

Shimano Dura-Ace

Shimano Dura-Ace FC-R9200 Dura-Ace 12-speed Power Meter crankset; 165 mm

£640.49 £999.99
Shimano Ultegra Di2 ST-R8150 STI Rim Brake Dual Control Lever - Pair

Shimano Ultegra

Shimano Ultegra Di2 ST-R8150 STI Rim Brake Dual Control Lever - Pair

£234.89 £399.99
Shimano Ultegra FC-R8100-P Dual Sided Power Meter Chainset - 12-Speed - 172.5mm - 52 / 36T

Shimano Ultegra

Shimano Ultegra FC-R8100-P Dual Sided Power Meter Chainset - 12-Speed - 172.5mm - 52 / 36T

£999.99
£999.99
sunrace-rz-12x-road-cassette-black-11-30t-

SunRace

Sunrace RZ 12 Speed Road Cassette

From £72.82 £90.00
BikeParts.co.uk
BIKEPARTS+
Shimano GRX FD-RX825 GRX Di2 front mech, 12-speed double, braze-on

Shimano GRX

Shimano GRX FD-RX825 GRX Di2 front mech, 12-speed double, braze-on

£98.95 £184.99
Sram Cassette Xs-1275 T-Type Eagle 12 Speed: Black 10-52T

Sram

Sram Cassette Xs-1275 T-Type Eagle 12 Speed: Black 10-52T

£220.35 £270.00
Sram Chain Ring X-Sync 2 34T 104 Bcd Alum 12 Speed Black: Black 12 Speed

Sram

Sram Chain Ring X-Sync 2 34T 104 Bcd Alum 12 Speed Black: Black 12 Speed

£62.48 £72.00
Shimano 105 FC-R7100 105 double 12-speed chainset; HollowTech II 175 mm 52 / 36T; black
BIKEPARTS+

Shimano 105

Shimano 105 FC-R7100 105 double 12-speed chainset; HollowTech II 175 mm 52 / 36T; black

£94.77 £159.99
Shimano Ultegra FC-R8100-P Dual Sided Power Meter Chainset - 12-Speed - 170mm - 50 / 34T

Shimano Ultegra

Shimano Ultegra FC-R8100-P Dual Sided Power Meter Chainset - 12-Speed - 170mm - 50 / 34T

£999.99
£999.99
Shimano 105 FC-R7100 105 double 12-speed chainset; HollowTech II 175 mm 50 / 34T; black

Shimano 105

Shimano 105 FC-R7100 105 double 12-speed chainset; HollowTech II 175 mm 50 / 34T; black

£109.95 £159.99
Race Face Direct Mount Shimano 12 Speed Chainring 34T Black

Race Face

Race Face Direct Mount Shimano 12 Speed Chainring 34T Black

£60.95 £69.95
Shimano Deore XT SL-M8200 Deore XT shift lever; 12-speed; I-Spec EV; right hand
BIKEPARTS+

Shimano Deore XT

Shimano Deore XT SL-M8200 Deore XT shift lever; 12-speed; I-Spec EV; right hand

£53.98 £64.99
Sram Rear Derailleur Gx T-Type Eagle Axs 12 Speed (Battery Not Included):

Sram

Sram Rear Derailleur Gx T-Type Eagle Axs 12 Speed (Battery Not Included):

£359.13 £430.00
Sram Chain Ring Road 107Bcd 2X12 Force With Cover Plate: Polar Grey 12Spd 48T

Sram

Sram Chain Ring Road 107Bcd 2X12 Force With Cover Plate: Polar Grey 12Spd 48T

£109.87 £134.00
Sram Chain Ring Road 107Bcd 2X12 Force: Blast Black 12Spd 33T

Sram

Sram Chain Ring Road 107Bcd 2X12 Force: Blast Black 12Spd 33T

£30.45 £37.00
Sram Shifter Gx Eagle Single Click Trigger Rear With Discrete Clamp: Lunar 12 Speed

Sram

Sram Shifter Gx Eagle Single Click Trigger Rear With Discrete Clamp: Lunar 12 Speed

£34.98 £40.00
Shimano Ultegra FC-R8100 Ultegra 12-speed double chainset; 46 / 36T 165 mm

Shimano Ultegra

Shimano Ultegra FC-R8100 Ultegra 12-speed double chainset; 46 / 36T 165 mm

£174.99 £299.99
Shimano 105 FD-R7100 105 12-speed toggle front derailleur; double 28.6 / 31.8 mm; black

Shimano 105

Shimano 105 FD-R7100 105 12-speed toggle front derailleur; double 28.6 / 31.8 mm; black

£25.00 £44.99
SRAM Cassette XG-1270 E1 12 Speed: SILVER

Sram

SRAM Cassette XG-1270 E1 12 Speed: SILVER

From £158.77 £190.00
SRAM Rear Derailleur S200 Eagle drivetrain 12 speed (mechanical) - Replaces GX, X01 & XX1: 12 SPEED

SRAM

SRAM Rear Derailleur S200 Eagle drivetrain 12 speed (mechanical) - Replaces GX, X01 & XX1: 12 SPEED

£100.71 £130.00
Shimano-Deore-XT-FC-M8200-XT-Crank-set-without-ring,-12-speed,-55mm-chainline,-165mm
BIKEPARTS+

Shimano Deore XT

Shimano Deore XT FC-M8200 XT Crank set without ring, 12-speed, 55mm chainline, 165mm

£99.99 £159.99
Shimano Dura-Ace FC-R9200 12-speed double Power Meter crankset

Shimano Dura-Ace

Shimano Dura-Ace FC-R9200 12-speed double Power Meter crankset

From £640.49 £999.99
SunRace MZ800 12 Speed Cassette Silver 12spd

SunRace

SunRace MZ800 12 Speed Cassette Silver 12spd

£88.01 £104.99
Sram Apex Eagle Rear Derailleur D1 Max 52T 12-Speed (Mechanical):

Sram

Sram Apex Eagle Rear Derailleur D1 Max 52T 12-Speed (Mechanical):

£115.99 £135.00
Sram Chain Xx T-Type Eagle Silver Hollowpin 126 Links W/Powerlock T-Type Pvd 12 Speed 1Pc 2023: Black 12 Speed

Sram

Sram Chain Xx T-Type Eagle Silver Hollowpin 126 Links W/Powerlock T-Type Pvd 12 Speed 1Pc 2023: Black 12 Speed

£116.89 £135.00
Shimano 105 FD-R7100 105 12-speed toggle front derailleur; double 34.9 mm; black

Shimano 105

Shimano 105 FD-R7100 105 12-speed toggle front derailleur; double 34.9 mm; black

£25.00 £44.99
SRAM Shifter S200 Eagle drivetrain Single Click Trigger 12 Speed Rear MMX: BLACK 12 SPEED

SRAM

SRAM Shifter S200 Eagle drivetrain Single Click Trigger 12 Speed Rear MMX: BLACK 12 SPEED

£31.95 £40.00
Lezyne Breaker Pin For Chain Drive 9/10/11/12spd
BIKEPARTS+

Lezyne

Lezyne Breaker Pin For Chain Drive 9/10/11/12spd

£4.65
£4.00
Sram Rear Derailleur X0 T-Type Eagle Axs 12 Speed (Battery Not Included) 2023: 12 Speed

Sram

Sram Rear Derailleur X0 T-Type Eagle Axs 12 Speed (Battery Not Included) 2023: 12 Speed

£480.30 £590.00
Sram Cassette Xs-1295 T-Type Eagle 12 Speed 2023: 10-52T

Sram

Sram Cassette Xs-1295 T-Type Eagle 12 Speed 2023: 10-52T

£384.99 £430.00
Sram Chain Ring X-Sync 2 38T Direct Mount 6Mm Offset Alum Eagle: Black 12Spd 38T

Sram

Sram Chain Ring X-Sync 2 38T Direct Mount 6Mm Offset Alum Eagle: Black 12Spd 38T

£88.33 £100.00
Shimano GRX FC-RX820 Chainset 42T - Single - 12-Speed - Hollowtech II - 170 mm

Shimano GRX

Shimano GRX FC-RX820 Chainset 42T - Single - 12-Speed - Hollowtech II - 170 mm

£123.95 £229.99
Shimano GRX FC-RX820 Chainset 48 / 31 - Double - 12-Speed - Hollowtech II - 175 mm

Shimano GRX

Shimano GRX FC-RX820 Chainset 48 / 31 - Double - 12-Speed - Hollowtech II - 175 mm

£143.49 £239.99
Shimano GRX FC-RX610 Chainset 46 / 30 - Double - 12-Speed - 2 Piece Design - 175 mm

Shimano GRX

Shimano GRX FC-RX610 Chainset 46 / 30 - Double - 12-Speed - 2 Piece Design - 175 mm

£94.99 £179.99

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