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Pre-Evo – Belts, Pulleys & Drive

Browse products in our Pre-Evo – Belts, Pulleys & Drive collection for Harley-Davidson, American V-twin and compatible motorcycle applications. Current products cover clutch and transmission parts, depending on the specification and application. Check each listing for exact model-year fitment, dimensions and installation requirements.

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£67.85 - £67.85
£67.85
£67.85 - £67.85
£67.85

MCS Compensating Sprocket 34t – 2007–2011 Softail; 2006–2011 Dyna…

Low stock

Description Compensating sprocket 34t Fitment 07-11 Softail (Excl. FXCW/C); 06-11 Dyna; 07-10 FLT/Touring (NU) Product Details Brand: MCS Catego...

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£67.85 - £67.85
£67.85
£67.85 - £67.85
£67.85
£66.86 - £66.86
£66.86
£66.86 - £66.86
£66.86

MCS Rear Sprocket, Chrome. 48t – 1982–1985 FXR; 1973–1999 Style Offset…

Low stock

Description 50mm ID; 12mm offset (20mm offset incl. sprocket width). Stock style for all 82-85 FXR 5-speed models. The OEM 12mm built-in offset of ...

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£66.86 - £66.86
£66.86
£66.86 - £66.86
£66.86
Sold out
£206.80 - £206.80
£206.80
£206.80 - £206.80
£206.80

Diamond Primary Chain. 84 Links (+2 Links) – 1937–2006 Big Twin

Out of stock

Description Endless replacement custom length primary chain. + 2 links longer than stock length. Dual row. Fitment 37-06 Big Twin (Excl. FXR; FLT/T...

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£206.80 - £206.80
£206.80
£206.80 - £206.80
£206.80
Sold out
Sold out
£51.93 - £51.93
£51.93
£51.93 - £51.93
£51.93

MCS Compensating Sprocket 22 Tooth – FL; FX 1970–1982; FLT/Touring 1980–1984…

Out of stock

Description Compensating sprocket 22 tooth Fitment FL;FX 70-82; FLT/Touring 80-84; FXR 82-84 (NU) Product Details Brand: MCS Category: SPROCKETS...

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£51.93 - £51.93
£51.93
£51.93 - £51.93
£51.93
Sold out
£19.31 - £19.31
£19.31
£19.31 - £19.31
£19.31

MCS Transmission Sprocket, 24t – 1980–1985 4-Speed Big Twin

Low stock

Description Transmission sprocket, 24t Fitment 80-85 4-speed Big Twin (NU) Product Details Brand: MCS Category: SPROCKETS AND CHAINS > SPROCK...

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£19.31 - £19.31
£19.31
£19.31 - £19.31
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£309.03 - £309.03
£309.03
£309.03 - £309.03
£309.03

MCS Reproduction OEM Style Wheel Pulley 61t, 1-1/8" Belt. Silver – 2000–2003 XL Sportster

Low stock

Description Hard anodized reproduction of the orginal pulley. Note: The width of the OEM belt is mentioned for reference only. - 61T. - Silver - 1-...

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£309.03 - £309.03
£309.03
£309.03 - £309.03
£309.03
£16.30 - £16.30
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MCS Transmission Sprocket, 20t – 1937–1979 FL; FX

Low stock

Description Transmission sprocket, 20t Fitment 37-79 FL; FX (NU) Product Details Brand: MCS Category: SPROCKETS AND CHAINS > SPROCKETS TRANSM...

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£16.30 - £16.30
£16.30
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£16.30
£10.40 - £10.40
£10.40
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£10.40

MCS Motor Sprocket Nut, OEM Type – 55-E70 FL

Low stock

Description Without compensating sprocket; 7/8-14 thread Fitment 55-E70 FL (NU) Product Details Brand: MCS Category: SPROCKETS AND CHAINS > M...

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£10.40 - £10.40
£10.40
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£25.18 - £25.18
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MCS 1/4" Replacement Offset Sprocket, 23t – 1936–1985 4-Speed Big Twin

Low stock

Description Sprocket only Fitment 36-85 4-speed Big Twin (NU) Product Details Brand: MCS Category: SPROCKETS AND CHAINS > SPROCKETS OFFSET U...

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£25.18 - £25.18
£25.18
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£57.60 - £57.60
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MCS Rear Sprocket, Chrome. 47t – 1973–1985 4-Speed Big Twin; 1979–1981 XL…

Low stock

Description Rear sprocket, chrome. 47t Fitment 73-85 4-speed Big Twin; 79-81 XL Sportster (NU) Product Details Brand: MCS Category: SPROCKETS AN...

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£57.60 - £57.60
£57.60
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£67.71 - £67.71
£67.71
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MCS Motor Sprocket, 34t – 1977–1990 XL Sportster

Low stock

Description Motor sprocket, 34t. Fitment 77-90 XL Sportster (NU) Product Details Brand: MCS Category: SPROCKETS AND CHAINS > SPROCKETS MOTOR ...

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£67.71 - £67.71
£67.71
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£67.71
£38.36 - £38.36
£38.36
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£38.36

MCS Pulley Cover, Holes (61t) – 1991–1999 XL Sportster

Low stock

Description Chrome plated steel. Fully covers the OEM rear wheel pulley on the outside. Gives the pulley that full-chrome appearance. Fitment 91-99...

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£38.36 - £38.36
£38.36
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£38.36
£66.71 - £66.71
£66.71
£66.71 - £66.71
£66.71

MCS Compensating Sprocket 24t – 1983–1990 Big Twin

Low stock

Description Compensating sprocket 24t Fitment 83-90 Big Twin (NU) (Excl. FLT/Touring; FXR) Product Details Brand: MCS Category: SPROCKETS AND CH...

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£66.71 - £66.71
£66.71
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£66.71
£64.74 - £64.74
£64.74
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£64.74

MCS 30-54 Motor Sprocket, 23 Tooth – 1930–1954 Big Twin (with Tapered…

Low stock

Description 30-54 motor sprocket, 23 tooth Fitment 30-54 Big Twin (NU) (with tapered sprocket shaft) Product Details Brand: MCS Category: SPROCK...

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£64.74 - £64.74
£64.74
£64.74 - £64.74
£64.74
£314.63 - £314.63
£314.63
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£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
£66.84 - £66.84
£66.84
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£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
Sold out
£222.59 - £222.59
£222.59
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£222.59

Diamond Primary Chain. 92 Links – 2007–2026 Softail; 2006–2017 Dyna

Out of stock

Description Endless replacement primary chain. 428/2/92. OEM replacement reference 40036-06 Fitment 07-26 Softail; 06-17 (NU) Dyna Product Details ...

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£222.59 - £222.59
£222.59
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£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 Fitment 52-E79 XL Sportster (NU) Product Details Brand: MCS Category: SPROCKETS AND CHAINS > SPROCKETS...

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£24.82 - £24.82
£24.82
£24.82 - £24.82
£24.82
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 Fitment 29-73 45" SV (NU) Product Details Brand: MCS Category: SPROCKETS AND CHAINS > SPROCKETS MOTOR Un...

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£38.12 - £38.12
£38.12
£38.12 - £38.12
£38.12
Sold out
£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 Fitment 52-E79 XL Sportster (NU) Product Details Brand: MCS Category: SPROCKETS AND CHAINS > SPROCKETS...

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£22.29 - £22.29
£22.29
£22.29 - £22.29
£22.29
£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
£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. Fitment 82-99 Big Twin;...

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£42.85 - £42.85
£42.85
£42.85 - £42.85
£42.85
£36.05 - £36.05
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£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. Fitment 82-99...

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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 Fitment 79-85 Big Twin 5-speed (NU) Product Details Brand: MCS Category: SPROCKETS AND CHAINS > SPROCK...

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£24.58 - £24.58
£24.58
£24.58 - £24.58
£24.58

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