Primary
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Out of stock
James Gaskets - Primary Cover Gasket Seal Kit - fits '80-'93 FLT, FXR
James Gaskets
$67.95James Gaskets Gasket Kits use state of the art materials and production methods to make the best gaskets available. Made in the USA Fitment: '80-'93 FLT, FXR$67.95 -
Out of stock
Hayden - M6BT17M8 - Primary Chain Tensioner Big Twins
Hayden Enterprises Inc.
$135.00Hayden - M6BT17M8 - Primary Chain Tensioner Big TwinsFeaturesAutomatically adjust primary chain tensionAssures proper chain tension during acceleration and decelerationSmoother shifting, transmission...$135.00 -
V-Twin - Polished Belt Drive Alternator Cover
V-Twin Mfg
$56.69V-Twin - Polished Belt Drive Alternator Cover Cover is designed to protect your alternator and helps cooling by acting as a heat sink. For use on all cone engines and is equipped with a mounting lug...$56.69 -
V-Twin - 20-0927 - BDL Belt Drive Front Engine Nut
Belt Drives Ltd.
$35.46V-Twin - 20-0927 - BDL Belt Drive Front Engine Nut Description Front engine nut for BDL belt drive. Fits: Replacement application for BDL belt drive Additional Information$35.46 -
V-Twin - 20-0312 - Belt Drive Front Pulley Spacer
Eastern Motorcycle Parts
MSRP: $9.86$9.76V-Twin - 20-0312 - Belt Drive Front Pulley SpacerDescriptionPulley spacer for belt drive is .055" thick. Fits:FXB 1980-1983Additional InformationMSRP: $9.86$9.76 -
Drag Specialties - Harley Davidson Primary Chain
Drag Specialties
$154.71 - $189.69Drag Specialties Primary Chain This primary chain by Drag was designed to last made using high quality raw materials. Features: Improved fatigue resistance$154.71 - $189.69 -
V-Twin - Manual Primary Chain Adjuster Kit fits '06-'17 Dyna, '07-'17 Softail & '09-'16 Touring Models (OEM #365000-20)
V-Twin Mfg
$144.47V-Twin - Manual Primary Chain Adjuster Kit fits '06-'17 Dyna, '07-'17 Softail & '09-'16 Touring Models (OEM #365000-20) Features: This kit allows precise adjustment of the primary chain and creates...$144.47 -
V-Twin - 20-0926 - BDL Front Pulley Outer Belt Guide
Belt Drives Ltd.
$38.31V-Twin - 20-0926 - BDL Front Pulley Outer Belt Guide Description BDL front pulley outer belt guide for belt drive. Fits: Replacement application for BDL belt drive Additional Information$38.31 -
V-Twin - 20-0905 - BDL 8mm Belt Drive Front Pulley
Belt Drives Ltd.
$210.77V-Twin - 20-0905 - BDL 8mm Belt Drive Front Pulley Description BDL 8mm belt drive 39 tooth front pulley will accept a 1-1/2" belt. Tapered style with key way. Fits: Replacement application for...$210.77 -
V-Twin - 12-0395 - Needle Bearing for Outer Primary Cover and Starter Housing
Motorshop
MSRP: $20.30$18.98V-Twin - 12-0395 - Needle Bearing for Outer Primary Cover and Starter HousingDescriptionNeedle bearing for starter housing and outer primary cover.For use with bearing, as listed. Fits:FXR 1984-1988...MSRP: $20.30$18.98 -
V-Twin - 43-0232 - Chrome Outer Primary Cover
Motorshop
$239.92V-Twin - 43-0232 - Chrome Outer Primary CoverDescriptionChrome 5-speed outer primary cover.*NOTE: Must order a 1.000" outer diameter starter shaft bushing and screw kit separately. ...$239.92 -
V-Twin - 43-0887 - Black Outer Primary Cover - Fits 2007-2015 Harley-Davidson FLT
V-Twin Mfg
$256.53Die cast stock replacement black outer primary cover.Accepts a 5-hole derby cover. Fits:FLT 2007-2015Additional Information OEM No.60553-07$256.53 -
V-Twin - 20-0907 - BDL 8mm Belt Drive Front Pulley
Belt Drives Ltd.
$210.77V-Twin - 20-0907 - BDL 8mm Belt Drive Front Pulley Description BDL 8mm belt drive 40 tooth splined front pulley will accept a 1-1/2" belt. Fits: Replacement application for BDL belt drive,...$210.77 -
Cometic - Twin Cam Primary Cover Gasket Kit - fits '06-Up Dyna, '07-Up Softail
$115.17Cometic - Twin Cam Primary Cover Gasket Kit - fits '06-Up Dyna, '07-Up Softail Cometic AFM primary gasket kit includes everything to reseal your inner/ outer primary. Fits: FXD 2006-UP FXST...$115.17 -
V-Twin - Inner Primary Mounting Bolt for Twin Cam (OEM #786A)
V-Twin Mfg
$43.66V-Twin - Inner Primary Mounting Bolt for Twin Cam (OEM #786A) Inner primary mounting bolt for Twin Cam is a grade 5 bolt with built in sealing washer under bolt flange. Fitment: FXBB 2018-UP FXFB...$43.66 -
James Gaskets - Primary Gasket, Seal & O-Ring Kit fits '91-'03 XL Models W/ Silicone Bead
James Gaskets
$33.95James Gaskets - Primary Gasket, Seal & O-Ring Kit fits '91-'03 XL Models W/ Silicone Bead This kit features top quality gaskets, seals and O-rings that meet or exceed OEM specifications, and the...$33.95 -
Feuling Parts - 2035 - Compensator Spring - Replacement - M8/Twin Cam
Feuling
$59.95Feuling Parts - 2035 - Compensator Spring - Replacement - M8/Twin Cam Features Thicker, stronger, and an increased bevel over stock Features a steeper bevel that provides more preload and...$59.95 -
V-Twin - 19-0933 - TYC 84 Link Primary Chain
York
$88.39V-Twin - 19-0933 - TYC 84 Link Primary ChainDescriptionThis 84-link chain has the "oval" side plates and a solid roller construction. This heavy duty chain features a one piece riveted endless...$88.39 -
James Gaskets - Primary Gasket, Seal & O-Ring Kit W/ Silicone Bead fits '94-'06 Softail & '94-'05 Dyna Glide Models
James Gaskets
$96.95James Gaskets - Primary Gasket, Seal & O-Ring Kit W/ Silicone Bead fits '94-'06 Softail & '94-'05 Dyna Glide Models This kit features top-quality gaskets, seals and O-rings that meet or exceed OEM...$96.95 -
Alloy Art - FXD/FXR Shifter Shaft Primary Plug
Alloy Art
$35.95The Alloy Art Shifter Shaft Primary Plug: Used when adding forward controls to FXD, FXR models and eliminating the mid shifter shaft Plugs holes in inner primary cover for a finished...$35.95 -
Jims - 5534 Compensator Bolt Driver Torx Socket fits '14-'21 Big Twin Models
Jims
MSRP: $20.95$20.85Jims - 5534 Compensator Bolt Driver Torx Socket fits '14-'21 Big Twin Models Features: Correct-style driver/socket for the compensating sprocket retaining fastenerMSRP: $20.95$20.85 -
Out of stock
Hayden - M6BT94 - Primary Chain Tensioner Big Twins
Hayden Enterprises Inc.
$115.00Hayden - M6BT94 - Primary Chain Tensioner Big TwinsFeaturesAutomatically adjust primary chain tensionAssures proper chain tension during acceleration and decelerationSmoother shifting, transmission...$115.00 -
V-Twin - 20-0925 - BDL Front Pulley Inner Belt Guide
Belt Drives Ltd.
$38.31V-Twin - 20-0925 - BDL Front Pulley Inner Belt Guide Description BDL front pulley inner belt guide for belt drive. Fits: Replacement application for BDL belt drive Additional Information$38.31 -
V-Twin - Outer Primary Gasket Kit fits '65-'81 FL, '71-'81 FX Models
V-Twin Mfg
$32.25V-Twin - Outer Primary Gasket Kit fits '65-'81 FL, '71-'81 FX Models Outer primary gasket kit includes one primary cover gasket, one derby cover gasket and one inspection plate gasket. Gaskets are...$32.25 -
Drag Specialties - Inner Primary Mainshaft Bearing/Seal Kit fits '89-'99 Evolution Big Twin & '99-'06 Big Twin Models (Exc. Dyna Glide Models)
Drag Specialties
$61.83Drag Specialties - Inner Primary Mainshaft Bearing/Seal Kit fits '89-'99 Evolution Big Twin & '99-'06 Big Twin Models (Exc. Dyna Glide Models) This kit comes with a pinion seal, a main shaft seal,...$61.83 -
Drag Specialties - Derby Covers - Fits '84-'98 Big Twin
Drag Specialties
$42.95 - $49.95Drag Specialties - Derby Covers These Domed Design Deby Covers have a clean simple look. Features Die-cast construction Available in multiple finishes Includes mounting...$42.95 - $49.95 -
James Gaskets - Primary Gasket, Seal & O-Ring Kit W/ Silicone Bead fits '77-'03 Sportster Models
James Gaskets
$33.95James Gaskets - Primary Gasket, Seal & O-Ring Kit W/ Silicone Bead fits '77-'03 Sportster Models This kit features top-quality gaskets, seals and O-rings that meet or exceed OEM specifications...$33.95 -
James Gaskets - Primary Gasket, Seal & O-Ring Kit W/ Silicone Bead fits '04-'21 Sportster Models (Exc. '21 Sportster S/RH1250S)
James Gaskets
$39.95James Gaskets - Primary Gasket, Seal & O-Ring Kit W/ Silicone Bead fits '04-'21 Sportster Models (Exc. '21 Sportster S/RH1250S) This kit features top-quality gaskets, seals and O-rings that meet or...$39.95 -
James Gaskets - Primary Gasket, Seal & O-Ring Kit W/ Foamet® fits '94-'06 Softail & '94-'05 Dyna Glide Models
James Gaskets
$119.95James Gaskets - Primary Gasket, Seal & O-Ring Kit W/ Foamet® fits '94-'06 Softail & '94-'05 Dyna Glide Models This kit features top-quality gaskets, seals and O-rings that meet or exceed OEM...$119.95 -
Drag Specialties - Primary Drive Kit - fits '99-'06 Harley Big Twin
Drag Specialties
$953.95Drag Specialties Primary Drive Kit fits '99-'06 Harley Big Twin Drag Specialties is known for having quality products at reasonable prices. This primary drive kit is just that. This kit has got just...$953.95 -
Out of stock
James Gaskets - Inspection-Clutch Derby Cover Gasket Kit - fits '70-'98 Big Twin
James Gaskets
$28.95James Gaskets Gasket Kits use state of the art materials and production methods to make the best gaskets available. Made in the USA Fitment: '70-'98 Big Twin Models$28.95 -
Terry Components - 550103 - Jackshaft Bolts
Terry Components
$20.99Terry Components - 550103 - Jackshaft Bolts Features Specs Product Name Bolt Riding Style Stre$20.99 -
Out of stock
James Gaskets - 60547-06-F - Gasket Primary Cover Foam Dyna Softail 6Spd Ea. 60547-06-F
James Gaskets
$55.95James Gaskets - 60547-06-F - Gasket Primary Cover Foam Dyna Softail 6Spd Ea. 60547-06-FFeaturesGenuine James Gaskets uses state of the art materials and production methods to make the best gaskets...$55.95 -
Out of stock
Hayden - M6-BT07 - Primary Chain Tensioner Big Twins
Hayden Enterprises Inc.
$130.00Hayden - M6-BT07 - Primary Chain Tensioner Big TwinsFeaturesAutomatically adjust primary chain tensionAssures proper chain tension during acceleration and decelerationSmoother shifting, transmission...$130.00 -
Out of stock
Harddrive - 37-072GB - Smooth Derby Cover Gloss Black Xl 04-20
HardDrive
$43.16Harddrive - 37-072GB - Smooth Derby Cover Gloss Black Xl 04-20FeaturesGlobal Trade Item Number: 191361279683Die cast aluminum derby coversIdeal for replacing damaged, scratched or warped stock...$43.16 -
Out of stock
Harddrive - 37-072SB - Dome Derby Cover Satin Black Xl 04-20
HardDrive
$41.36Harddrive - 37-072SB - Dome Derby Cover Satin Black Xl 04-20FeaturesGlobal Trade Item Number: 191361279706Die cast aluminum derby coversIdeal for replacing damaged, scratched or warped stock...$41.36 -
Hayden - M6-SHOEBT17 - Primary Chain Tensioner Replacement Shoe M8
Hayden Enterprises Inc.
$25.00Hayden - M6-SHOEBT17 - Primary Chain Tensioner Replacement Shoe M8FeaturesReduces vibration and maintains constant and correct tension at all timesNever over tightens like stock 2007-Up and...$25.00 -
V-Twin - 43-0332 - Black Outer Primary Cover Only
Motorshop
$297.84V-Twin - 43-0332 - Black Outer Primary Cover OnlyDescriptionBlack 5-speed outer primary cover is constructed of cast aluminum.This die cast cover is accurately produced with new tooling that is...$297.84 -
V-Twin - 43-0262 - Polished Outer Primary Cover
Motorshop
$246.41V-Twin - 43-0262 - Polished Outer Primary CoverDescriptionPolished 4-speed outer primary cover has a partially drilled 9th hole, and footboard tab. Cover is for FLH models and features a lacquered...$246.41 -
V-Twin - 43-0242 - Chrome Outer Primary Cover
Motorshop
$209.28V-Twin - 43-0242 - Chrome Outer Primary CoverDescriptionChrome 4-speed outer primary cover is for FX models with 8 holes. Cover has partially drilled 9th hole.Partially drilled 9th hole is at the 6...$209.28
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.