Primary
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V-Twin - 19-0836 - TYC 86 Link Primary Chain
York
$117.24V-Twin - 19-0836 - TYC 86 Link Primary ChainDescriptionTYC primary chain 86 link. 428 x 86 Fits:FLT 2007-UPAdditional Information UOM1 - EA ManufacturerYork OriginImported 2025 Catalog Pages213$117.24 -
V-Twin - 19-0835 - TYC 92 Link Primary Chain
York
$102.01V-Twin - 19-0835 - TYC 92 Link Primary ChainDescriptionTYC primary chain 92 link. 428 x 92 Fits:FXST 2007-UPAdditional Information UOM1 - EA ManufacturerYork OriginImported 2025 Catalog Pages213$102.01 -
V-Twin - 19-0818 - York 96 Link Primary Chain
York
$70.86V-Twin - 19-0818 - York 96 Link Primary ChainDescriptionYork primary chains undergo a rugged quality control test. The size of the chain is 35 x 2 x 96. Fits:G 1937-1973Additional Information UOM1 - EA ManufacturerYork OriginImported 2025 Catalog...$70.86 -
V-Twin - 19-0786 - 92 Link Primary Chain
Diamond Chain
$188.49V-Twin - 19-0786 - 92 Link Primary ChainDescriptionDiamond 92 link primary chain is for use with a 34 tooth motor sprocket.Features oval contour linkplates. Fits:FXD 2006-2017FLST 2007-UPFXST 2007-UPAdditional Information OEM No.40036-06 UOM1 - EA ...$188.49 -
V-Twin - 19-0680 - Engine Sprocket 33 Tooth
York
$79.34V-Twin - 19-0680 - Engine Sprocket 33 ToothDescriptionUpdated 33 tooth engine sprocket with nut and key. Fits:WL 1929-1952G 1929-1973Additional Information UOM1 - EA ManufacturerYork OriginImported 2025 Catalog Pages812$79.34 -
V-Twin - 19-0601 - Flange Spacer Billet Aluminum
Belt Drives Ltd.
$247.04V-Twin - 19-0601 - Flange Spacer Billet Aluminum Description Billet aluminum flange spacer for inner primary cover. Flange spacer features an offset of 1-1/2". Fits: Custom application with offset Additional Information UOM 1 -...$247.04 -
V-Twin - 19-0592 - Engine Sprocket Kit 25 Tooth
V-Twin Manufacturing
$71.96V-Twin - 19-0592 - Engine Sprocket Kit 25 ToothDescription25 tooth engine sprocket kit includes sprocket with key and nut.25 tooth 45" motor sprocket suggest hand lap to sprocket shaft for an improved taper fit. *NOTE: 25 tooth is ideal for most...$71.96 -
V-Twin - 19-0583 - 86 Link Primary Chain
Diamond Chain
$185.69V-Twin - 19-0583 - 86 Link Primary ChainDescriptionDiamond 86 link primary chain Fits:FLT 2007-UP 6-speedAdditional Information OEM No.40037-07 UOM1 - EA ManufacturerDiamond Chain OriginUSA 2025 Catalog Pages213$185.69 -
V-Twin - 19-0564 - 3/4 inch Alternator Flange Spacer
Volt Tech
$35.86V-Twin - 19-0564 - 3/4 inch Alternator Flange SpacerDescriptionInner primary cover alternator flange spacer, 3/4 Fits:Custom application for 200 series tireAdditional Information UOM1 - EA ManufacturerVolt Tech OriginUSA$35.86 -
V-Twin - 19-0487 - York Compensator Lock Nut Kit
York
$82.17V-Twin - 19-0487 - York Compensator Lock Nut KitDescriptionYork compensator lock nut kit includes a lock plate and lock tabs which secure the nut to the sprocket retainer so that the compensator nut and lock plate bolts does not come loose.Similar to the...$82.17 -
V-Twin - 19-0476 - Primary Chain Connector Link
Diamond Chain
$17.88V-Twin - 19-0476 - Primary Chain Connector LinkDescriptionReplacement connector link for primary chains. Fits:Chief 1922-1953Additional Information UOM1 - EA ManufacturerDiamond Chain OriginUSA 2025 Catalog Pages824$17.88 -
V-Twin - 19-0473 - 10 Foot Block Chain
V-Twin Manufacturing
$246.32V-Twin - 19-0473 - 10 Foot Block ChainDescription10 foot long block chain without rollers with Pitch size of 1/4 x 1". Fits:Custom applicationAdditional Information UOM1 - EA ManufacturerV-Twin OriginImported$246.32 -
V-Twin - 19-0443 - Compensator Sprocket Shaft Extension
York
$62.21V-Twin - 19-0443 - Compensator Sprocket Shaft ExtensionDescriptionCompensator sprocket shaft extension. Fits:XL 1974-1976 Late 1974-1976Additional Information OEM No.40377-74 UOM1 - EA MeasurementsAdditional InformationLength: 2.838" ...$62.21 -
V-Twin - 19-0442 - Compensator Sprocket Nut
York
$49.86V-Twin - 19-0442 - Compensator Sprocket NutDescriptionCompensator sprocket nut. Fits:XL 1957-1976Additional Information OEM No.40386-57 UOM1 - EA ManufacturerYork OriginImported 2025 Catalog Pages885$49.86 -
V-Twin - 19-0440 - Compensator Sprocket Sleeve
York
$49.86V-Twin - 19-0440 - Compensator Sprocket SleeveDescriptionCompensator sprocket sleeve. Fits:XL 1957-1976Additional Information OEM No.40325-57 UOM1 - EA ManufacturerYork OriginImported 2025 Catalog Pages885$49.86 -
V-Twin - 19-0416 - Compensator Engine Sprocket 25 Tooth
York
$82.78V-Twin - 19-0416 - Compensator Engine Sprocket 25 ToothDescription25 Tooth compensator engine sprocket. Fits:FXD 1994-2001FXST 1994-2001FLT 1994-2001FLST 1994-2001Additional Information OEM No.40308-94 UOM1 - EA ManufacturerYork OriginImported 2025...$82.78 -
V-Twin - 19-0415 - Inner Primary Case Saver
York
$37.14V-Twin - 19-0415 - Inner Primary Case SaverDescriptionReinforced nylon inner primary case saver protects the inner case and starter housing area which can be damaged by the drive chain. Fits:FL 1965-1984FX 1971-1984Additional Information UOM1 - EA ...$37.14 -
V-Twin - 19-0405 - Compensator Sprocket Retainer and Cover
York
$69.33V-Twin - 19-0405 - Compensator Sprocket Retainer and CoverDescriptionCompensator sprocket retainer and cover. Fits:FLT 1991-2006FXST 1991-2006FLST 1991-2006FXD 1991-2006Additional Information OEM No.40384-91 UOM1 - EA ManufacturerYork OriginImported ...$69.33 -
V-Twin - 19-0396 - Compensator Engine Sprocket Extension
York
$60.78V-Twin - 19-0396 - Compensator Engine Sprocket ExtensionDescriptionCompensator engine sprocket extension. Fits:FXD 1991-2005FLST 1986-2006FLT 1986-2006FXR 1986-1994FXST 1986-2006Additional Information OEM No.40266-85 UOM1 - EA MeasurementsAdditional...$60.78 -
V-Twin - 19-0395 - Compensator Sprocket Slide Cam
York
$50.02V-Twin - 19-0395 - Compensator Sprocket Slide CamDescriptionCompensator sprocket slide cam. Fits:FXD 1991-2005FLST 1986-2006FXST 1984-2006FLT 1984-2006FXR 1984-1994Additional Information OEM No.40299-83A UOM1 - EA ManufacturerYork OriginImported ...$50.02 -
V-Twin - 19-0393 - Indian Primary Chain
Diamond Chain
$244.14V-Twin - 19-0393 - Indian Primary Chain Description Diamond primary chain, 35 X 4 X 76, includes master link. Fits: Chief 1922-1953 Additional Information OEM No. I40822 UOM 1 - EA Manufacturer Diamond...$244.14 -
V-Twin - 19-0392 - Special Length Primary Chain
Diamond Chain
$141.99V-Twin - 19-0392 - Special Length Primary ChainDescriptionSpecial length Diamond primary chain is 428 x 2 x 80 with a 1/2" pitch. Diamond chains undergo a rugged quality control test. Fits:Custom application with special lengthAdditional Information ...$141.99 -
V-Twin - 19-0391 - Compensator Sprocket Nut
York
$48.71V-Twin - 19-0391 - Compensator Sprocket NutDescriptionCompensator sprocket nut. Fits:FL 1955-1969Additional Information OEM No.40385-55 UOM1 - EA ManufacturerYork OriginImported 2025 Catalog Pages554$48.71 -
V-Twin - 19-0380 - 90 Link Primary Chain
Diamond Chain
$155.67V-Twin - 19-0380 - 90 Link Primary ChainDescriptionDiamond primary chain undergo a rugged quality control test. The size of the chain is 428 x 2 x 90. Fits:VL 1930-1936Additional Information UOM1 - EA ManufacturerDiamond Chain OriginUSA 2025 Catalog...$155.67 -
V-Twin - 19-0378 - Compensator Sprocket Retainer and Cover
York
$48.57V-Twin - 19-0378 - Compensator Sprocket Retainer and CoverDescriptionRetainer and cover for compensator sprocket. Fits:FLST 1986-1990FLT 1984-1990FXST 1984-1990FXR 1984-1990Additional Information OEM No.40384-83A UOM1 - EA ManufacturerYork ...$48.57 -
V-Twin - 19-0377 - Primary Chain Connector Links
York
$38.23V-Twin - 19-0377 - Primary Chain Connector LinksDescriptionPrimary chain connector link, 428 X 2. Measures 12.5mm between posts. For use on Diamond and York brand primary chains. Fits:FXD 1991-2005UL 1937-1948FLST 1986-2006FXST 1984-2006EL 1936-1940FL...$38.23 -
V-Twin - 19-0373 - York 96 Link Primary Chain
York
$71.89V-Twin - 19-0373 - York 96 Link Primary ChainDescriptionYork primary chain 96 link with oval side plates. The size of the chain is 35 x 3 x 96. It comes assembled with the master link. Fits:XL 2004-UPAdditional Information UOM1 - EA ManufacturerYork ...$71.89 -
V-Twin - 19-0369 - 96 Link Endless Primary Chain
Diamond Chain
$133.68V-Twin - 19-0369 - 96 Link Endless Primary ChainDescriptionDiamond endless 96 link Primary chain with oval side plates. Fits:XL 2004-UPAdditional Information OEM No.40147-04 UOM1 - EA ManufacturerDiamond Chain OriginUSA 2025 Catalog Pages882$133.68 -
V-Twin - 19-0368 - 74 Link Primary Chain
Diamond Chain
$131.82V-Twin - 19-0368 - 74 Link Primary ChainDescriptionDiamond primary chain undergo a rugged quality control test. The size of the chain is 428 x 2 x 74. Fits:FLT 1994-2006Additional Information UOM1 - EA ManufacturerDiamond Chain OriginUSA 2025 Catalog...$131.82 -
V-Twin - 19-0367 - Replica 82 Link Primary Chain
Diamond Chain
$162.77V-Twin - 19-0367 - Replica 82 Link Primary ChainDescriptionDiamond primary chain undergoes a rugged quality control test. The chain size is 428 x 2 x 82.Features figure 8 style linkplates. Fits:EL 1937-1952U 1937-1948FL 1941-1964Additional Information ...$162.77 -
V-Twin - 19-0366 - 88 Link Primary Chain
Diamond Chain
$211.26V-Twin - 19-0366 - 88 Link Primary ChainDescriptionDiamond primary chain undergo a rugged quality control test. The size of the chain is 428 x 2 x 88.For use on side cars with a smaller sprocket. Fits:FL 1941-1984EL 1936-1952Additional Information OEM...$211.26 -
V-Twin - 19-0365 - 100 Link Primary Chain
Diamond Chain
$115.37V-Twin - 19-0365 - 100 Link Primary ChainDescriptionDiamond primary chain undergo a rugged quality control test. The size of the chain is 35 x 2 x 100.Does not include master link. Fits:WL 1929-1952Additional Information UOM1 - EA ManufacturerDiamond...$115.37 -
V-Twin - 19-0364 - 96 Link Primary Chain
Diamond Chain
$107.54V-Twin - 19-0364 - 96 Link Primary ChainDescriptionDiamond primary chain undergo a rugged quality control test. The size of the chain is 35 x 2 x 96.Does not include master link. Fits:G 1937-1973Additional Information UOM1 - EA ManufacturerDiamond...$107.54 -
V-Twin - 19-0362 - 94 Link Primary Chain
Diamond Chain
$122.01V-Twin - 19-0362 - 94 Link Primary ChainDescriptionDiamond primary chain undergo a rugged quality control test. Fits:XL 1957-2003Additional Information UOM1 - EA ManufacturerDiamond Chain OriginUSA 2025 Catalog Pages882$122.01 -
V-Twin - 19-0361 - 76 Link Primary Chain
Diamond Chain
$162.71V-Twin - 19-0361 - 76 Link Primary ChainDescriptionDiamond primary chain undergo a rugged quality control test. The size of the chain is 428 x 2 x 76. Fits:FXR 1982-1994FLT 1979-2006 5-speedAdditional Information UOM1 - EA ManufacturerDiamond Chain ...$162.71 -
V-Twin - 19-0360 - 82 Link Primary Chain
Diamond Chain
$176.29V-Twin - 19-0360 - 82 Link Primary ChainDescriptionEndless primary chain undergo a rugged quality control test. The size of the chain is 428 x 2 x 82. Fits:FXD 1991-2005FLST 1986-2006FXST 1984-2006FL 1965-1984FX 1971-1984Additional Information OEM No...$176.29 -
V-Twin - 19-0160 - 17 Tooth Engine Sprocket
York
$39.86V-Twin - 19-0160 - 17 Tooth Engine SprocketDescription17 Tooth Engine Sprocket*NOTE: Sprocket has a 7/16" offset from the center of the spline to the center of the tooth profile. For use with a 530 wide chain. Fits:F 1915-1919J 1915-1929Additional...$39.86 -
V-Twin - 19-0117 - Compensator Sprocket Cup
York
$27.14V-Twin - 19-0117 - Compensator Sprocket CupDescriptionCompensator sprocket cup. Fits:FL 1970-1984FX 1971-1984Additional Information OEM No.40324-70 UOM1 - EA ManufacturerYork OriginImported 2025 Catalog Pages554$27.14 -
V-Twin - 19-0071 - Compensator Sprocket 24 Tooth
York
$69.33V-Twin - 19-0071 - Compensator Sprocket 24 ToothDescription24 Tooth compensator sprocket. Fits:FL 1970-1984FX 1971-1984Additional Information OEM No.40275-70 UOM1 - EA ManufacturerYork OriginImported 2025 Catalog Pages554$69.33 -
V-Twin - 18-8320 - Primary Chain Tensioner Kit
Motorshop
$96.93V-Twin - 18-8320 - Primary Chain Tensioner KitDescriptionPrimary chain tensioner complete kit for 2000-2005 Big Twins Fits:FXST 2001-2006FXD 2001-2005FLT 2001-2005FLST 2001-2006Additional Information UOM1 - KIT ManufacturerMotorshop OriginImported ...$96.93
Harley Primary
Upgrade your Harley primary system with premium components designed for peak performance and durability. Found under our Clutch, Driveline & Transmission category, these parts are engineered to ensure smoother power delivery, reduced vibration, and more efficient drivetrain operation. Whether you're maintaining or upgrading, a strong Harley primary setup is key to getting the most out of your ride.
Our collection includes high-quality Harley primary covers, primary chains, compensator sprockets, clutch baskets, and both inner and outer primary components—all crafted from durable materials like forged steel and precision-machined aluminum. Built to handle aggressive riding and tough conditions, these parts meet or exceed OEM standards.
Don’t settle for less. Explore our full range of Harley primary parts and Harley primary covers today and feel the performance difference every time you hit the throttle.