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Transmission & Clutch

Start your search for transmission and clutch parts here, with products gathered for Harley-Davidson, American V-twin and compatible motorcycle applications. Compatibility varies, so match the stated model, year and technical details before ordering.

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£45.29
£45.29 - £45.29
£45.29
£44.85
£44.85 - £44.85
£44.85

Samwel Shifter Lever Guide, 3-Speed. Black for Harley-Davidson 1940-1946 45/74/80" Flathead; 1940-1946 OHV Big Twin - 49-0107

Currently Unavailable

Description 1N23 shift pattern. Shifter gate for models with fuel tank mounted hand shifters. OEM replacement reference 33785-40; 2208-40. Fitment ...

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£45.29
£45.29 - £45.29
£45.29
£44.85
£44.85 - £44.85
£44.85
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£48.57
£48.57 - £48.57
£48.57
£48.09
£48.09 - £48.09
£48.09

V-Twin Mfg Shifter Lever Guide, 3-Speed. Chrome for Harley-Davidson 1940-1946 45/74/80" Flathead; 1940-1946 OHV Big Twin - 49-0073

Currently Unavailable

Description 1N23 pattern. Shifter gate for models with fuel tank mounted hand shifters. OEM replacement reference 33790-39; 2208-39 Fitment 40-46 4...

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£48.57
£48.57 - £48.57
£48.57
£48.09
£48.09 - £48.09
£48.09
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£67.85
£67.85 - £67.85
£67.85
£65.78
£65.78 - £65.78
£65.78

Samwel Shifter Lever Guide, 3-Speed. Chrome for 1947-1973 45" Flathead; 1947-1948 74/80" Flathead & OHV - 0220901

Currently Unavailable

Description 32N1 pattern. Shifter gate for models with fuel tank mounted hand shifters. OEM replacement reference 33785-47; 2209-47B. Fitment 47-73...

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£67.85
£67.85 - £67.85
£67.85
£65.78
£65.78 - £65.78
£65.78
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Samwel Lock Screw, Shifter Cam Shaft – 1938–1973 45" Flathead Sold out
£3.77
£3.77 - £3.77
£3.77
£3.48
£3.48 - £3.48
£3.48

Samwel Lock Screw, Shifter Cam Shaft for 1938-1973 45" Flathead - 0224402

Currently Unavailable

Description 1 used. OEM replacement reference 34051-38; 2244-38A Fitment38-73 45" Flathead (NU)Product Details Brand: Samwel Category: TRANSMISS...

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£3.77
£3.77 - £3.77
£3.77
£3.48
£3.48 - £3.48
£3.48
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Samwel Breather Valve, Gearcover – 1937–1973 45" SV (1 USED)
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£13.25
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£13.25
£12.67
£12.67 - £12.67
£12.67

Samwel Breather Valve, Gearcover - 1937-1973 45" Sv (1 Used) for 37-73 45" SV(1 USED)

Currently Unavailable

Description Breather valve, gearcover Fitment37-73 45" SV (NU) (1 USED)Product Details Brand: Samwel Category: TRANSMISSION/DRIVELINE > TRANS...

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£13.25
£13.25 - £13.25
£13.25
£12.67
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£12.67
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Samwel Tripper Nut, Kickstart. Black – 1941–1964 45" Flatheads
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£5.95
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£5.95
£5.68
£5.68 - £5.68
£5.68

Samwel Tripper Nut, Kickstart. Black for 1941-1964 45" Flatheads - 0217301

Currently Unavailable

Description 2 used. Tripper slotted nuts in a black parkerized finish. Exact original duplicate. Replacement for OEM 33458-41 (2173-41) nuts. Fitme...

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£5.95
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£5.95
£5.68
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£5.68
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Samwel Ball, Shifter Cam Plunger – 1940–1973 45" SV
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£1.25
£1.25 - £1.25
£1.25
£1.15
£1.15 - £1.15
£1.15

Samwel Ball, Shifter Cam Plunger for 40-73 45" SV - 0225102

Currently Unavailable

Description 1/2" diameter; 1 used Fitment40-73 45" SV (NU)Product Details Brand: Samwel Category: TRANSMISSION/DRIVELINE > TRANSMISSION 4-SPE...

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£1.25
£1.25 - £1.25
£1.25
£1.15
£1.15 - £1.15
£1.15
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£5.95
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£5.95
£5.68
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£5.68

Samwel Transmission to Mount Plate Stud for 1932-1973 45" Flathead - 0231801

Currently Unavailable

Description 3 used. 7/16-14 to 7/16-20 threaded. Used to mount the transmission housing to the transmission mount plate. OEM replacement reference ...

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£5.95
£5.95 - £5.95
£5.95
£5.68
£5.68 - £5.68
£5.68
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Samwel Shifter Clutch, 1St Gear & Reverse Gear – 1941–1973 45" Flathead 3-Speed with…
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£71.99
£71.99 - £71.99
£71.99
£69.79
£69.79 - £69.79
£69.79

Samwel Shifter Clutch, 1st Gear & Reverse Gear for 1941-1973 45" Flathead 3-Speed with Reverse - 0229803

Currently Unavailable

Description 1 used. Transmission. OEM replacement reference 35442-41 / 2298-41A Fitment41-73 45" Flathead 3-speed with reverse (NU)Product Details ...

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£71.99
£71.99 - £71.99
£71.99
£69.79
£69.79 - £69.79
£69.79
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Samwel 3 To 4-Speed Conversion Kit for 45" Flathead – 1941–1951 WL & 1932–1963 G Servi-Car
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£1,009.55 - £1,009.55
£1,009.55
£1,076.61
£1,076.61 - £1,076.61
£1,076.61

Samwel 3 to 4-Speed Conversion Kit for 45" Flathead for 41-51 WL & 32-63 G Servi-Car - 0218001

Currently Unavailable

Description Will enable you to turn the stock 45" 3-speed transmission into a 4-speed. 1; 2; 3 are smaller and 4th gear is identical to OEM ratio t...

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£1,009.55 - £1,009.55
£1,009.55
£1,076.61
£1,076.61 - £1,076.61
£1,076.61
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£10.76
£10.76 - £10.76
£10.76
£10.29
£10.29 - £10.29
£10.29

MCS Thrust Washer, Shifter Cam Support .039" for Harley-Davidson 1980-2000 5-Speed Big Twin (Excl. 2000 Softail)

Currently Unavailable

Description OEM replacement reference 33212-80 Fitment80-00 5-speed Big Twin (Excl. 2000 Softail) (NU)Product Details Brand: MCS Category: TRANS...

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£10.76
£10.76 - £10.76
£10.76
£10.29
£10.29 - £10.29
£10.29
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£17.44 - £17.44
£17.44
£20.03
£20.03 - £20.03
£20.03

MCS Thrust Washer, Shifter Cam Support. Set .017" to .039" for Harley-Davidson 1980-2000 5-Speed Big Twin (Excl. 2000 Softail)

Currently Unavailable

Description 8-pack with sizes .017" to .040". Includes OEM reference: .017" 33205-80. .020"; 33206-80. .022" 33207-80. .025" 33208-80. .028" 33209-...

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£17.44 - £17.44
£17.44
£20.03
£20.03 - £20.03
£20.03
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£225.07
£225.07 - £225.07
£225.07
£215.19
£215.19 - £215.19
£215.19

MCS Jockey Shifter Conversion Kit. Chrome - 1989-1999 FXST Evo Softail without Rider…

Currently Unavailable

Description Chrome plated. Hard core shifting with your left hand; clutch is controlled with the left foot. Fits models without floorboards. This k...

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£225.07
£225.07 - £225.07
£225.07
£215.19
£215.19 - £215.19
£215.19
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£285.82 - £285.82
£285.82
£289.23
£289.23 - £289.23
£289.23

Andrews 5th Gear Mainshaft (Main Drive Gear) for Harley-Davidson 1979-Early 1984 FLT/Touring; FXR Chain Drive Models - 296550

Currently Unavailable

Description With bearing installed. Compatible with secondary chain drive models. OEM replacement reference 35029-79. Fitment 79-E84 FLT/Touring FX...

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£285.82 - £285.82
£285.82
£289.23
£289.23 - £289.23
£289.23
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£23.68
£23.68 - £23.68
£23.68
£22.64
£22.64 - £22.64
£22.64

MCS Shifter Finger, Transmission for Harley-Davidson 1936-Early 1976 Big Twin; 1940-1973 45" Flathead

Currently Unavailable

Description For stock ratchet top style transmissions. OEM replacement reference 34165-36. 2248-36. Fitment 36-E76 Big Twin 40-73 45" Flathead(NU) ...

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£23.68
£23.68 - £23.68
£23.68
£22.64
£22.64 - £22.64
£22.64
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Barnett Stainless Steel Throttle/Idle Cable #102-30-30903-06
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£45.49 - £45.49
£45.49
£45.49 - £45.49
£45.49

Barnett Stainless Steel Throttle Cable #102-30-30903-06

Currently Unavailable

DescriptionStainless Steel Throttle/Idle CableStainless steel cables with clear coating offer that custom look without the fear of damaging areas t...

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£45.49 - £45.49
£45.49
£45.49 - £45.49
£45.49
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Barnett Clutch Friction Plate #301-70-10008
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£13.19 - £13.19
£13.19
£13.19 - £13.19
£13.19

Barnett Clutch Friction Plate #301-70-10008

Currently Unavailable

DescriptionClutch Friction PlateHeavy-duty Series K aramid friction plates and steel drive plates available individually for most modelsMade in the...

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£13.19 - £13.19
£13.19
£13.19 - £13.19
£13.19
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Barnett Billet Clutch Basket #321-27-01097
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£204.39 - £204.39
£204.39
£204.39 - £204.39
£204.39

Barnett Billet Clutch Basket #321-27-01097

Currently Unavailable

DescriptionBillet Clutch BasketBaskets are CNC-machined from 2024 T-3 billet aluminium and plates from 6061 T-6 billet aluminium for increased dura...

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£204.39 - £204.39
£204.39
£204.39 - £204.39
£204.39
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Barnett Billet Clutch Basket #321-35-01024
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£243.73 - £243.73
£243.73
£243.73 - £243.73
£243.73

Barnett Billet Clutch Basket #321-35-01024

Currently Unavailable

DescriptionBillet Clutch BasketBaskets are CNC-machined from 2024 T-3 billet aluminium and plates from 6061 T-6 billet aluminium for increased dura...

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£243.73 - £243.73
£243.73
£243.73 - £243.73
£243.73
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Barnett Billet Clutch Basket #321-48-01003
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£205.45 - £205.45
£205.45
£205.45 - £205.45
£205.45

Barnett Billet Clutch Basket #321-48-01003

Currently Unavailable

DescriptionBillet Clutch BasketBaskets are CNC-machined from 2024 T-3 billet aluminium and plates from 6061 T-6 billet aluminium for increased dura...

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£205.45 - £205.45
£205.45
£205.45 - £205.45
£205.45
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Barnett Billet Pressure Plate #361-90-01005
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£143.08 - £143.08
£143.08
£143.08 - £143.08
£143.08

Barnett Billet Pressure Plate #361-90-01005

Currently Unavailable

DescriptionBillet Pressure PlatePressure plates are CNC-precision machined from 6061 T-6 billet aluminium, are extremely durable and designed for f...

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£143.08 - £143.08
£143.08
£143.08 - £143.08
£143.08
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Barnett Billet Clutch Basket #321-35-01012
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£231.62 - £231.62
£231.62
£231.62 - £231.62
£231.62

Barnett Billet Clutch Basket #321-35-01012

Currently Unavailable

DescriptionBillet Clutch BasketCNC-machined from 2024 T-3 billet aluminium for increased durability and extended clutch lifeBasket utilises stainle...

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£231.62 - £231.62
£231.62
£231.62 - £231.62
£231.62
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Barnett Complete Dirt Digger Clutch Kit #303-45-20034
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£185.33 - £185.33
£185.33
£185.33 - £185.33
£185.33

Barnett Complete Dirt Digger Clutch Kit #303-45-20034

Currently Unavailable

DescriptionComplete Dirt Digger Clutch KitMade in the U.S.A.Complete Dirt Digger clutch kits also available; include friction plates, steel drive p...

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£185.33 - £185.33
£185.33
£185.33 - £185.33
£185.33
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Barnett Clutch Spring Kit #501-44-06135
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£22.43 - £22.43
£22.43
£22.43 - £22.43
£22.43

Barnett Clutch Spring Kit #501-44-06135

Currently Unavailable

DescriptionClutch Spring KitSpring sets are heavy dutyMade in the U.S.A.DetailsProduct Name : Spring SetType : ClutchUnits : Set of 6Spring Materia...

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£22.43 - £22.43
£22.43
£22.43 - £22.43
£22.43
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