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Drivetrain - Sprockets & Chains

Explore sprockets & chains within the drivetrain range, with products grouped for motorcycle servicing, repair and custom work. Product choices in this section include clutch and transmission parts. Use the individual product specifications and fitment notes to confirm the correct application.

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£140.42 - £140.42
£140.42
£140.42 - £140.42
£140.42

MCS Compensating Sprocket Assembly – 1994–2006 Big Twin

Low stock

Description Stock style replacement; complete as shown. Fitment94-06 Big Twin (NU)Product Details Brand: MCS Category: SPROCKETS AND CHAINS >...

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£140.42 - £140.42
£140.42
£140.42 - £140.42
£140.42
Save 13% Save %
£60.91
£60.91 - £60.91
£60.91
£52.78
£52.78 - £52.78
£52.78

Tsubaki Endless Dual Row Primary Chain. 76 Links – 1979–2006 FLT/Touring; FLHT; 1982–1994…

Low stock

Description Replacement primary chain. With flat side plates like OEM. OEM replacement reference 40037-79 Fitment 79-06 FLT/Touring FLHT 82-94 FXR ...

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£60.91
£60.91 - £60.91
£60.91
£52.78
£52.78 - £52.78
£52.78
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£66.84 - £66.84
£66.84
£66.84 - £66.84
£66.84

MCS 530 Chain Conversion Rear Sprockets 46t – 2000–2026 Big Twin V-Rod); 2000–2022 XL…

Low stock

Description Chrome. 6.5mm offset. With 56mm ID and 11.5mm mount holes. Fits Big Twin and XL Sportster when converted from belt to rear chain (excl....

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£66.84 - £66.84
£66.84
£66.84 - £66.84
£66.84
£51.49 - £51.49
£51.49
£51.49 - £51.49
£51.49

MCS Chain Guard – 1937–1957 FL and Most Rigid Frames

Low stock

Description Chrome Fitment37-57 FL AND MOST RIGID FRAMES (NU)Product Details Brand: MCS Category: SPROCKETS AND CHAINS > CHAIN GUARDS Unit: ...

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£51.49 - £51.49
£51.49
£51.49 - £51.49
£51.49
£19.31 - £19.31
£19.31
£19.31 - £19.31
£19.31

MCS Sprocket Transmission, 21t – L1984–1990 XL Sportster

In stock

Description Sprocket transmission, 21t. FitmentL84-90 XL Sportster (NU)Product Details Brand: MCS Category: SPROCKETS AND CHAINS > SPROCKETS ...

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£19.31 - £19.31
£19.31
£19.31 - £19.31
£19.31
Sold out
£35.52 - £35.52
£35.52
£35.52 - £35.52
£35.52

MCS Chain Guard – 1967–1978 XLH; 1970–1978 Xlch with Drum…

Out of stock

Description Black Fitment 67-78 XLH 70-78 XLCH (NU) WITH DRUM BRAKE Product Details Brand: MCS Category: SPROCKETS AND CHAINS > CHAIN GUARDS ...

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£35.52 - £35.52
£35.52
£35.52 - £35.52
£35.52
Sold out
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£30.35
£30.35 - £30.35
£30.35
£28.05
£28.05 - £28.05
£28.05

MCS Transmission Sprocket, 22t – 1991–2003 XL Sportster with Rear Chain

Low stock

Description Transmission sprocket, 22t Fitment91-03 XL Sportster with rear chain (NU)Product Details Brand: MCS Category: SPROCKETS AND CHAINS &...

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£30.35
£30.35 - £30.35
£30.35
£28.05
£28.05 - £28.05
£28.05
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£38.91 - £38.91
£38.91
£39.46
£39.46 - £39.46
£39.46

MCS Primary Chain Adjuster Kit – 2004–2022 XL Sportster; 2008–2012 XR1200

In stock

Description OEM style replacement Fitment 04-22 XL Sportster 08-12 XR1200 (NU) Product Details Brand: MCS Category: SPROCKETS AND CHAINS > SP...

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£38.91 - £38.91
£38.91
£39.46
£39.46 - £39.46
£39.46
£135.43 - £135.43
£135.43
£136.97
£136.97 - £136.97
£136.97

MCS Transm Pulley, 32t – 2007–2017 Softail; 2006–2017 Dyna…

Low stock

Description Transm pulley, 32t. Fitment 07-17 Softail 06-17 Dyna 07-16 FLT/Touring (NU) Product Details Brand: MCS Category: SPROCKETS AND CHAIN...

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£135.43 - £135.43
£135.43
£136.97
£136.97 - £136.97
£136.97
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£60.71
£60.71 - £60.71
£60.71
£56.11
£56.11 - £56.11
£56.11

Tsubaki Endless Dual Row Primary Chain. 82 Links – 1937–2006 All Big Twin

In stock

Description Replacement primary chain. With flat side plates like OEM. OEM replacement reference 40007-36A Fitment37-06 all Big Twin (Excl. FXR, FL...

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£60.71
£60.71 - £60.71
£60.71
£56.11
£56.11 - £56.11
£56.11
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£58.89
£58.89 - £58.89
£58.89
£54.43
£54.43 - £54.43
£54.43

Tsubaki Endless Dual Row Primary Chain, Short. 80 Links – 1937–2006 All Big Twin. with a Non-Stock…

Low stock

Description Shorter than standard (-2 links) replacement primary chain. With flat side plates like OEM. Used when another than stock size motor spr...

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£58.89
£58.89 - £58.89
£58.89
£54.43
£54.43 - £54.43
£54.43
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£108.14
£108.14 - £108.14
£108.14
£99.94
£99.94 - £99.94
£99.94

Tsubaki Endless Triple Row Primary Chain. 96 Links – 2004–2022 XL1200; 2008–2012 XR1200…

Low stock

Description Triple row replacement primary chain. OEM replacement reference 40147-04. Note: Some 02-20 XL883 HDI (HD International or ''European mo...

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£108.14
£108.14 - £108.14
£108.14
£99.94
£99.94 - £99.94
£99.94
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£314.63 - £314.63
£314.63
£314.63 - £314.63
£314.63

MCS Reproduction OEM Style Wheel Pulley 68t, 1-1/8" Belt. Silver – 2004–2006 XL Sportster

Low stock

Description Hard anodized reproduction of the orginal pulley. Note: The width of the OEM belt is mentioned for reference only. - 68T. - Silver - 1-...

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£314.63 - £314.63
£314.63
£314.63 - £314.63
£314.63
Sold out
£38.12 - £38.12
£38.12
£38.12 - £38.12
£38.12

MCS Motor Sprocket 45", 27t – 1929–1973 45" Sv

Out of stock

Description Motor sprocket 45", 27t Fitment29-73 45" SV (NU)Product Details Brand: MCS Category: SPROCKETS AND CHAINS > SPROCKETS MOTOR Unit...

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£38.12 - £38.12
£38.12
£38.12 - £38.12
£38.12
Sold out
£24.82 - £24.82
£24.82
£24.82 - £24.82
£24.82

MCS Transmission Sprocket, 20t – 52-E79 XL Sportster

Low stock

Description Transmission sprocket, 20t Fitment52-E79 XL Sportster (NU)Product Details Brand: MCS Category: SPROCKETS AND CHAINS > SPROCKETS T...

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£24.82 - £24.82
£24.82
£24.82 - £24.82
£24.82
£42.85 - £42.85
£42.85
£42.85 - £42.85
£42.85

MCS Pulley Cover, Holes. (70t) – 1982–1999 Big Twin; Tc. with 70t OEM…

Low stock

Description Matte black. Fully covers the OEM rear wheel pulley on the outside. Gives the pulley that black-out appearance. Fitment82-99 Big Twin, ...

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£42.85 - £42.85
£42.85
£42.85 - £42.85
£42.85
£326.00 - £326.00
£326.00
£326.00 - £326.00
£326.00

MCS Reproduction OEM Style Wheel Pulley 66t, 20 mm Belt. Black – OEM 37710-07 – 2007–2011 FLSTF; FLSTFB; Flstsb; FXST…

Low stock

Description Hard anodized reproduction of the original pulley. Note: The width of the OEM belt is mentioned for reference only. - 66T - Black - 20m...

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£326.00 - £326.00
£326.00
£326.00 - £326.00
£326.00
MCS Transmission Pulley, 30 Tooth – 85-E94 Big Twin
£70.45 - £70.45
£70.45
£70.45 - £70.45
£70.45

MCS Transmission Pulley, 32 Tooth – 85-E94 Big Twin

Low stock

Description Steel. Stock 32T drive ratio. OEM replacement reference 40210-85A/B/C/D Fitment85-E94 Big Twin (NU)Product Details Brand: MCS Catego...

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£70.45 - £70.45
£70.45
£70.45 - £70.45
£70.45
£42.85 - £42.85
£42.85
£42.85 - £42.85
£42.85

MCS Pulley Cover, Holes (65t) – 1982–1999 Big Twin; Twin Cam (with 65t…

Low stock

Description Matte black. Fully covers the OEM rear wheel pulley on the outside. Gives the pulley that black-out appearance. Fitment82-99 Big Twin, ...

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£42.85 - £42.85
£42.85
£42.85 - £42.85
£42.85
£22.29 - £22.29
£22.29
£22.29 - £22.29
£22.29

MCS Transmission Sprocket, 19t – 52-E79 XL Sportster

Low stock

Description Transmission sprocket, 19t Fitment52-E79 XL Sportster (NU)Product Details Brand: MCS Category: SPROCKETS AND CHAINS > SPROCKETS T...

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£22.29 - £22.29
£22.29
£22.29 - £22.29
£22.29
£36.05 - £36.05
£36.05
£36.05 - £36.05
£36.05

MCS Pulley Cover, Holes. (70t) – 1982–1999 Big Twin; Twin Cam (with 7t…

Low stock

Description Chrome plated steel. Fully covers the OEM rear wheel pulley on the outside. Gives the pulley that full-chrome appearance. Fitment82-99 ...

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£36.05 - £36.05
£36.05
£36.05 - £36.05
£36.05
£24.58 - £24.58
£24.58
£24.58 - £24.58
£24.58

MCS Transmission Sprocket, 25t – 1979–1985 Big Twin 5-Speed

Low stock

Description Transmission sprocket, 25t Fitment79-85 Big Twin 5-speed (NU)Product Details Brand: MCS Category: SPROCKETS AND CHAINS > SPROCKET...

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£24.58 - £24.58
£24.58
£24.58 - £24.58
£24.58
Sold out
£47.11 - £47.11
£47.11
£47.11 - £47.11
£47.11

MCS Rear Sprocket, Zinc. 48t – 1973–1985 4-Speed Big Twin; 1979–1981 XL…

Out of stock

Description Rear sprocket, zinc. 48t Fitment 73-85 4-speed Big Twin 79-81 XL Sportster (NU) Product Details Brand: MCS Category: SPROCKETS AND C...

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£47.11 - £47.11
£47.11
£47.11 - £47.11
£47.11
Sold out
Sold out
£45.86 - £45.86
£45.86
£45.86 - £45.86
£45.86

MCS Chain Guard – 1973–1985 FX; Fxwg Excl. FXST

Out of stock

Description Black Fitment73-85 FX, FXWG (NU) Excl. FXSTProduct Details Brand: MCS Category: SPROCKETS AND CHAINS > CHAIN GUARDS Unit: 1 Pro...

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£45.86 - £45.86
£45.86
£45.86 - £45.86
£45.86
Sold out

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