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Belt Drives Ltd. - 2" Black Drive Belt fits '18-'20 Softail Models (Except FLFB/FXFB/FXBR/FXDRS)
Belt Drives Ltd
$3,860.95Belt Drives Ltd. - 2" Black Drive Belt fits '18-'20 Softail Models (Except FLFB/FXFB/FXBR/FXDRS) Features: Features a two-piece motor plate design and 2" primary belt 52/69 pulley combination for a 1.32:1 final drive ratio Belt profiles are...$3,860.95 -
Jims - 16-2320 M8 Primary Locking Tool fits '18-Up FLST/FXST Models
Jims
$59.90Jims - 16-2320 M8 Primary Locking Tool fits '18-Up FLST/FXST Models Jims primary locking tool is used to lock the primary for service work on M8 models. Fitment: FLST 2018-UP FXST 2018-UP$59.90 -
Colony - Inner Primary Mount Kit fits '94-'99 FXST/FLST Models (OEM #2818, 33318-85, 4086)
Colony Machine
$25.95Colony - Inner Primary Mount Kit fits '94-'99 FXST/FLST Models (OEM #2818, 33318-85, 4086) Features: Kits include all required hardware needed to install an inner primary Made in the U.S.A. Replacement Part for...$25.95 -
Colony - Inner Primary Mount Kit fits '86-'93 FXST/FLST Models (OEM #2818, 2871W, 33318-35)
Colony Machine
$25.95Colony - Inner Primary Mount Kit fits '86-'93 FXST/FLST Models (OEM #2818, 2871W, 33318-35) Features: Kits include all required hardware needed to install an inner primary Made in the U.S.A. Replacement Part for...$25.95 -
Colony - Inner Primary Mount Kit fits '80-'85 Big Twin 4-Speed Models (OEM #16830-54, 4021, 4722)
Colony Machine
$36.95Colony - Inner Primary Mount Kit fits '80-'85 Big Twin 4-Speed Models (OEM #16830-54, 4021, 4722) Features: Kits include all required hardware needed to install an inner primary Made in the U.S.A...$36.95 -
Colony - Inner Primary Mount Kit fits '70-'79 Big Twin 4-Speed Models (OEM #16830-54, 4017, 4021)
Colony Machine
$43.95Colony - Inner Primary Mount Kit fits '70-'79 Big Twin 4-Speed Models (OEM #16830-54, 4017, 4021) Features: Kits include all required hardware needed to install an inner primary Made in the U.S.A. Replacement Part for...$43.95 -
Colony - 2-1/4" Socket-Head Belt Pulley Mounting Hardware Kit with Washers fits '00-'06 Softail, '00-'05 Dyna Models (OEM #3737)
Colony Machine
$32.95Colony - 2-1/4" Socket-Head Belt Pulley Mounting Hardware Kit with Washers fits '00-'06 Softail, '00-'05 Dyna Models (OEM #3737) Features: Brake rotor, sprocket and belt mounting kits Available to fit virtually all H-D brakes, chain and belt...$32.95 -
Colony - Primary Aluminum Acorn Hardware Kit fits '71-'86 Big Twin Models
Colony Machine
$47.95Colony - Primary Aluminum Acorn Hardware Kit fits '71-'86 Big Twin Models Features: Individual acorn bolt and nut sets for specific applications Made in the U.S.A. Fitment 1984-1985 Harley-Davidson Softail Standard...$47.95 -
Colony - 7/16"-14 x 1-1/2" Sprocket Pulley Mounting Hardware Kit with Washers fits '73-'98 FL, FX & XL Models (OEM #3769)
Colony Machine
$30.95Colony - 7/16"-14 x 1-1/2" Sprocket Pulley Mounting Hardware Kit with Washers fits '73-'98 FL, FX & XL Models (OEM #3769) Features: Brake rotor, sprocket and belt mounting kits Available to fit virtually all H-D brakes, chain and belt...$30.95 -
Colony - Acorn Front Belt Drive Pulley Nut fits '99-'06 Twin Cam Models
Colony Machine
$14.95Colony - Acorn Front Belt Drive Pulley Nut fits '99-'06 Twin Cam Models Features: Chrome front pulley nut for open primary belt drive applications Made in the U.S.A. Fitment 2006 Harley-Davidson Softail Heritage EFI...$14.95 -
Performance Machine - Scallop Derby Cover fits '18-'20 Softail Models W/ Narrow Profile Primary Cover
Performance Machine
$191.95Performance Machine - Scallop Derby Cover fits '18-'20 Softail Models W/ Narrow Profile Primary Cover The Performance Machine Scallop Derby Cover features a machined Performance Machine logo and is available in three different finishes: Chrome, Contrast...$191.95 -
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
$50.95Drag 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, bearing snap rings, an inner bearing race and a...$50.95 -
Drag Specialties - Chrome Outer Primary Covers fits Dyna/Softail Models (See Desc.)
Drag Specialties
$472.21Drag Specialties - Chrome Outer Primary Covers fits '06-'17 Dyna/Softail Models The Drag Specialties Chrome Outer Primary Cover is available in two different fitments. Part #1107-0324 fits '07-'17 Softail Models and is a replacement for OEM #60782-06,...$472.21 -
Out of stock
Thrashin Supply Harley Twin Cam Derby Covers, Dished
Thrashin Supply
$139.95Thrashin Supply Co. Dished Derby Cover for Harley Twin Cam Models The Thrashin Supply Co. Dished Derby Cover is constructed from tough billet aluminum. Not only does this look super clean and sleek but it's durable so it'll last. Available in your...$139.95 -
Out of stock
Drag Specialties - Manual Primary Chain Adjuster fits '07-'16 Touring, '09-'16 H-D FL Trike, '07-'17 Softail & '06-'17 Dyna Models
Drag Specialties
$192.73Drag Specialties - Manual Primary Chain Adjuster fits '07-'16 Touring, '09-'16 H-D FL Trike, '07-'17 Softail & '06-'17 Dyna Models The Manual Primary Chain Adjuster allows for the proper adjustment of the primary chain to the factory requirements of...$192.73 -
Out of stock
Jims - 8385 Compensator Nut Retainer fits '12-'13 Twin Cam & Screamin’ Eagle Models (OEM #83935-09A, 40274-08A)
Jims
$260.95Jims - 8385 Compensator Nut Retainer fits '12-'13 Twin Cam & Screamin’ Eagle Models (OEM #83935-09A, 40274-08A) Features: Lockplate secures nut into sprocket retainer Incorporated lock tab One piece sprocket retainer for strength Made in...$260.95 -
Out of stock
Jims - 729 Inner Primary Seal/Bearing Removal/Installation Tool fits '85-'20 Big Twin Models
Jims
$318.95Jims - 729 Inner Primary Seal/Bearing Removal/Installation Tool fits '85-'20 Big Twin Models Features: Gives a much better feel than a press while eliminating the possibility of applying too much pressure to the parts Provides precise installation...$318.95 -
Out of stock
Jims - 967 Inner Primary Bearing and Seal Remover/Installer Tool fits 'L84-'06 FXST/FLST & '85-'06 Touring & Dyna Models
Jims
$263.95Jims - 967 Inner Primary Bearing and Seal Remover/Installer Tool fits 'L84-'06 FXST/FLST & '85-'06 Touring & Dyna Models Features: Safely removes and installs inner primary bearing without any damage to new bearing by pushing on outer...$263.95 -
Out of stock
Jims - 1709 Sprocket Shaft Bearing Tool fits '77-'02 Big Twin Models
Jims
$367.95Jims - 1709 Sprocket Shaft Bearing Tool fits '77-'02 Big Twin Models Features: Tool is used to remove the sprocket shaft Timken® bearing on late '86-'02 Big Twins with an integral sprocket shaft Does the job better than anything else on the...$367.95 -
Out of stock
Jims - 94547-80A Sprocket Shaft Bearing Race Tool fits '69-'02 Big Twin Models
Jims
$112.95Jims - 94547-80A Sprocket Shaft Bearing Race Tool fits '69-'02 Big Twin Models Features: Must use with JIMS® Race and Bearing Install Handle (PART# DS-196042) Used to remove and install Timken® bearing race on motor cases Made in the U.S.A...$112.95 -
Out of stock
Belt Drives Ltd. - 2" SS Belt Drive Without Cover fits '00-'06 FXST/FLST Models
Belt Drives Ltd
$2,411.95Belt Drives Ltd. - 2" SS Belt Drive Without Cover fits '00-'06 FXST/FLST Models Features: Beautiful styling and awesome performance 2" drive features a one-piece billet motor plate Clutch design eliminates clutch dogs and features an internal...$2,411.95
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.