Primary
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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V-Twin - 37-7784 - Primary Cover Cap Set Chrome
V-Twin
$34.30V-Twin - 37-7784 - Primary Cover Cap Set ChromeDescriptionChrome stock type primary cover filler and clutch hole cap are easily installed and removable with a standard primary plug wrench.Both caps are non-vented. Fits:XL 1977-1984Additional Information ...$34.30 -
V-Twin - 37-7377 - Chrome Primary Cover Cap Set
V-Twin
$41.64V-Twin - 37-7377 - Chrome Primary Cover Cap SetDescriptionChrome primary cover cap set is for filler and clutch adjustment holes on XL models. These are machined smaller for special application.*NOTE: Threads are clearanced to fit for installation on...$41.64 -
V-Twin - 37-7376 - Chrome Primary Cover Cap Set
V-Twin
$41.64V-Twin - 37-7376 - Chrome Primary Cover Cap SetDescriptionChrome primary cover cap set is for filler and clutch adjustment holes on XL models. These are machined smaller for special application.*NOTE: Threads are clearanced for fitting for installation...$41.64 -
V-Twin - 37-7276 - Polished Primary Cover Cap Set
V-Twin
$39.14V-Twin - 37-7276 - Polished Primary Cover Cap SetDescriptionPolished primary cover cap set is for filler and clutch adjustment holes on XL models.*NOTE: For use with polished outer covers. ...$39.14 -
V-Twin - 37-1201 - Primary Allen Type Screw Kit
V-Twin
$57.34V-Twin - 37-1201 - Primary Allen Type Screw KitDescriptionPrimary allen type screw kit. Fits:XL 2004-UPAdditional Information UOM1 - KIT ManufacturerV-Twin OriginImported 2025 Catalog Pages839$57.34 -
V-Twin - 37-0831 - Primary Derby Screw Kit Chrome
V-Twin
$10.05V-Twin - 37-0831 - Primary Derby Screw Kit ChromeDescriptionChrome primary derby screw kit. Fits:FXST 1999-UPFLST 1999-UPFLT 1999-UPFXD 1999-2017Additional Information OEM No.961 UOM1 - KIT MeasurementsAdditional InformationHead Size: T-25 ...$10.05 -
V-Twin - 37-0452 - Primary Cover Filler Cap Chrome
V-Twin
$25.86V-Twin - 37-0452 - Primary Cover Filler Cap ChromeDescriptionStock single slot primary cover filler and clutch hole cap are easily installed and removaled with a standard 15/16" wrench. These are sold each and two are required. Fits:XL...$25.86 -
V-Twin - 37-0451 - Primary Cover Filler Cap Alloy
V-Twin
$21.85V-Twin - 37-0451 - Primary Cover Filler Cap AlloyDescriptionStock single slot primary cover filler and clutch hole caps are easily installed and removed with a standard 15/16" wrench. These are sold each and two are required. Fits:XL 1952-1970Additional...$21.85 -
V-Twin - 37-0095 - Magnetic Inner Primary Drain Plug
V-Twin
$11.20V-Twin - 37-0095 - Magnetic Inner Primary Drain PlugDescriptionMagnetic drain plug prevents metal particles from circulating. Plug is 1/2" - 20 UNF. Fits:FXST 1984-1986FL 1965-1984FX 1971-1984FXR 1984-1986Additional Information OEM No.60348-65B UOM1 -...$11.20 -
V-Twin - 37-0050 - Primary Cover Cap Set Chrome
V-Twin
$44.30V-Twin - 37-0050 - Primary Cover Cap Set ChromeDescriptionChrome stock type primary cover filler and clutch hole cap are easily installed and removable with a standard primary plug wrench.Threaded plugs are 1-1/2" x 12 and 1-3/8" x 12T, not undersize...$44.30 -
V-Twin - 35-1768 - Friction Spring Throttle Tension Screw
V-Twin
$14.85V-Twin - 35-1768 - Friction Spring Throttle Tension ScrewDescriptionFriction spring throttle tension screw fits 1974-2022 with single or dual throttle.Sold in a pack of 10. Fits:XL 1974-2022FXR 1982-1994FL 1974-1984FX 1974-1984FXD 1991-2017FLST...$14.85 -
V-Twin - 3397-11 - Primary Cover Allen Screw Kit
Colony
$16.36V-Twin - 3397-11 - Primary Cover Allen Screw KitDescriptionPrimary cover allen screw kit features the original stock finish. Fits:XL 1977-1984Additional Information UOM1 - KIT ManufacturerColony OriginUSA 2025 Catalog Pages834$16.36 -
V-Twin - 3111-2 - Inner Primary Mount Plug Tool
Colony
$22.50V-Twin - 3111-2 - Inner Primary Mount Plug ToolDescriptionFront chain guard inner primary mount plug tool is used to secure the tool to the plugs to remove or intall them. Fits:G 1939-1973W 1939-1952Additional Information UOM1 - SET ManufacturerColony ...$22.50 -
V-Twin - 3049-7 - Chain Oiler Adjuster Screw Kit Parkerized
Colony
$14.74V-Twin - 3049-7 - Chain Oiler Adjuster Screw Kit ParkerizedDescriptionChain oiler adjuster screw kit features a parkerized finish and includes screws and washers. Fits:G 1932-1950FL 1932-1950 Early 1932Additional Information OEM No.26383-32 UOM1 - KIT ...$14.74 -
V-Twin - 2879-1 - Primary Cover Filler and Clutch Hole Cap
Colony
$26.65V-Twin - 2879-1 - Primary Cover Filler and Clutch Hole CapDescriptionPrimary cover filler and clutch hole cap features no vent hole. Fits:XL 1977-1985Additional Information OEM No.34742-77B UOM1 - EA ManufacturerColony OriginUSA 2025 Catalog Pages835$26.65 -
V-Twin - 28-0568 - Primary Chain Nylon Liner Red
V-Twin
$15.25V-Twin - 28-0568 - Primary Chain Nylon Liner RedDescriptionRed nylon liner for primary chain Fits:FXD 1991-2000FXST 1984-2000FL 1965-1984FX 1971-1984FLST 1986-2000FXR 1984-1994FLT 1984-2000Additional Information UOM1 - EA ManufacturerV-Twin ...$15.25 -
V-Twin - 28-0483 - Replacement Tensioner Shoe Only
V-Twin
$51.61V-Twin - 28-0483 - Replacement Tensioner Shoe OnlyDescriptionReplacement rensioner shoe only for the solo 32 tooth solid compensator and tensioner shoe kit. Fits:FLT 2007-2016FLST 2007-2017FXD 2006-2006FXST 2007-2017Additional Information UOM1 - EA ...$51.61 -
V-Twin - 28-0234 - Chain Tension Nylon Pad
V-Twin
$15.00V-Twin - 28-0234 - Chain Tension Nylon PadDescriptionNylon pad for chain tension Fits:FXST 2001-2006FXD 2001-2005FLT 2001-2005FLST 2001-2006Additional Information OEM No.39976-01 UOM1 - EA ManufacturerV-Twin OriginImported 2025 Catalog Pages213$15.00 -
V-Twin - 28-0233 - Primary Chain Nylon Liners
V-Twin
$21.85V-Twin - 28-0233 - Primary Chain Nylon LinersDescriptionNylon liner without rivets for primary chain Fits:FL 1965-1965Additional Information OEM No.39976-65 UOM1 - EA ManufacturerV-Twin OriginUSA 2025 Catalog Pages555$21.85 -
V-Twin - 28-0227 - Nylon Primary Chain Pad
V-Twin
$11.33V-Twin - 28-0227 - Nylon Primary Chain PadDescriptionPrimary chain nylon pad. Fits:XL 1957-1976Additional Information OEM No.39978-58 UOM1 - EA ManufacturerV-Twin OriginImported 2025 Catalog Pages885$11.33 -
V-Twin - 28-0226 - Nylon Primary Chain Pad
V-Twin
$14.45V-Twin - 28-0226 - Nylon Primary Chain PadDescriptionPrimary chain nylon pad. Fits:XL 1980-1990Additional Information OEM No.39966-80 UOM1 - EA ManufacturerV-Twin OriginImported 2025 Catalog Pages885$14.45 -
V-Twin - 28-0225 - Nylon Pad for Primary Chain
V-Twin
$16.02V-Twin - 28-0225 - Nylon Pad for Primary ChainDescriptionPrimary chain tensioner nylon pad. Fits:FXD 1991-2000FXST 1984-2000FL 1965-1984FX 1971-1984FLST 1986-2000FXR 1984-1994FLT 1984-2000Additional Information OEM No.39976-65B UOM1 - EA ...$16.02 -
V-Twin - 28-0224 - Primary Chain Nylon Adjuster Pads
V-Twin
$13.53V-Twin - 28-0224 - Primary Chain Nylon Adjuster PadsDescriptionNylon primary chain adjuster pads includes metal retainer Fits:XL 1957-1976Additional Information OEM No.39979-58A UOM1 - KIT ManufacturerV-Twin OriginImported 2025 Catalog Pages885 ...$13.53 -
V-Twin - 2559-1 - Primary Cover Filler Cap
Colony
$25.33V-Twin - 2559-1 - Primary Cover Filler CapDescriptionPrimary cover filler cap with no vent hole. Fits:XL 1971-1976Additional Information OEM No.34742-71 UOM1 - EA ManufacturerColony OriginUSA 2025 Catalog Pages835$25.33 -
V-Twin - 2534-19 - Primary Cover Mounting Kit
Colony
$28.96V-Twin - 2534-19 - Primary Cover Mounting KitDescriptionChrome primary cover mounting kit features acorn style screws and nuts. Fits:FLT 2007-UPAdditional Information UOM1 - KIT ManufacturerColony OriginUSA 2025 Catalog Pages35$28.96 -
V-Twin - 2521-4 - Inner Primary Mount Kit
Colony
$22.60V-Twin - 2521-4 - Inner Primary Mount KitDescriptionChain guard inner primary cover mount kit include screw plugs and washers. Fits:WL 1939-1952G 1939-1973Additional Information OEM No.60648-39 UOM1 - KIT ManufacturerColony OriginUSA 2025 Catalog...$22.60 -
V-Twin - 2402-18T - Primary Cover Mount Kit Allen Type
V-Twin
$21.85V-Twin - 2402-18T - Primary Cover Mount Kit Allen TypeDescriptionChrome allen type knurled screw kit for primary cover. Fits:FLT 2007-UPAdditional Information UOM1 - KIT ManufacturerV-Twin OriginImported$21.85 -
V-Twin - 2342-18T - Primary Cover Mount Kit Chrome
V-Twin
$29.14V-Twin - 2342-18T - Primary Cover Mount Kit ChromeDescriptionPrimary cover screw kit features a chrome finish. Fits:FXD 2006-2017FLST 2007-UPFXST 2007-UPAdditional Information UOM1 - KIT ManufacturerV-Twin OriginImported$29.14 -
V-Twin - 20-0965 - BDL Belt Drive Starter Ring Gear
Belt Drives Ltd.
$136.62V-Twin - 20-0965 - BDL Belt Drive Starter Ring GearDescriptionBDL belt drive clutch hub starter ring gear is 66 tooth and is for all 3" belt drives. Fits:Replacement application for 3" BDL belt drivesAdditional Information UOM1 - EA ...$136.62 -
V-Twin - 20-0941 - BDL Belt Drive Pulley Insert and Nut 1-3/4 inch
Belt Drives Ltd.
$112.50V-Twin - 20-0941 - BDL Belt Drive Pulley Insert and Nut 1-3/4 inch Description BDL belt drive 1-3/4" pulley insert and nut.The bolt hole pattern diameter measures 1-1/8" center to center. Fits: Custom application for BDL 3" belt drive...$112.50 -
V-Twin - 20-0940 - BDL Belt Drive Pulley 1-1/2 inch Insert and Nut
Belt Drives Ltd.
$112.50V-Twin - 20-0940 - BDL Belt Drive Pulley 1-1/2 inch Insert and NutDescriptionBDL belt drive 1-1/2" pulley insert and nut. Fits:Custom application for BDL 3" belt drive unitAdditional Information UOM1 - KIT ManufacturerBelt Drive LTD. OriginUSA ...$112.50 -
V-Twin - 20-0938 - BDL Belt Drive Pulley 1 inch Insert and Nut
Belt Drives Ltd.
$113.09V-Twin - 20-0938 - BDL Belt Drive Pulley 1 inch Insert and NutDescriptionBDL belt drive pulley 1" insert and nut. Fits:Custom application for BDL 3" belt drive unitAdditional Information UOM1 - KIT ManufacturerBelt Drive LTD. OriginUSA 2025...$113.09 -
V-Twin - 20-0937 - BDL Belt Drive Pulley 3/4 inch Insert and Nut
Belt Drives Ltd.
$113.09V-Twin - 20-0937 - BDL Belt Drive Pulley 3/4 inch Insert and NutDescriptionBDL belt drive pulley 3/4" insert and nut. Fits:Custom application for BDL belt driveAdditional Information UOM1 - KIT ManufacturerBelt Drive LTD. OriginUSA 2025 Catalog...$113.09 -
V-Twin - 20-0935 - BDL Belt Drive Pulley 1/4 inch Insert and Nut
Belt Drives Ltd.
$111.54V-Twin - 20-0935 - BDL Belt Drive Pulley 1/4 inch Insert and NutDescriptionBDL belt drive pulley 1/4" insert and nut. Fits:Custom application for BDL 3" belt drive unitAdditional Information UOM1 - KIT ManufacturerBelt Drive LTD. OriginUSA 2025...$111.54 -
V-Twin - 20-0930 - BDL Belt Drive Rear Hub Splined
Belt Drives Ltd.
$182.71V-Twin - 20-0930 - BDL Belt Drive Rear Hub SplinedDescriptionBDL belt drive 3" rear splined hub. Fits:Replacement application for BDL belt driveAdditional Information UOM1 - EA ManufacturerBelt Drive LTD. OriginUSA 2025 Catalog Pages217$182.71 -
V-Twin - 20-0929 - BDL Belt Drive Round Dog Set
Belt Drives Ltd.
$76.55V-Twin - 20-0929 - BDL Belt Drive Round Dog SetDescriptionBDL belt drive rear pulley round dog set for 4-speed models. Fits:Replacement application for 4-speed BDL belt driveAdditional Information UOM12 - SET ManufacturerBelt Drive LTD. OriginUSA ...$76.55 -
V-Twin - 20-0928 - BDL Belt Drive Round Dog Set
Belt Drives Ltd.
$80.00V-Twin - 20-0928 - BDL Belt Drive Round Dog SetDescriptionBDL belt drive rear pulley round dog set without spring for 5-speed models. Fits:Replacement application for 5-speed BDL belt driveAdditional Information UOM12 - SET ManufacturerBelt Drive LTD. ...$80.00 -
V-Twin - 20-0927 - BDL Belt Drive Front Engine Nut
Belt Drives Ltd.
$29.04V-Twin - 20-0927 - BDL Belt Drive Front Engine NutDescriptionFront engine nut for BDL belt drive. Fits:Replacement application for BDL belt driveAdditional Information UOM1 - EA ManufacturerBelt Drive LTD. OriginUSA 2025 Catalog Pages217$29.04 -
V-Twin - 20-0925 - BDL Front Pulley Inner Belt Guide
Belt Drive LTD.
$37.27V-Twin - 20-0925 - BDL Front Pulley Inner Belt GuideDescriptionBDL front pulley inner belt guide for belt drive. Fits:Replacement application for BDL belt driveAdditional Information UOM1 - EA ManufacturerBelt Drive LTD. OriginUSA 2025 Catalog...$37.27 -
V-Twin - 20-0922 - BDL 11mm Belt Drive Rear Pulley
Belt Drives Ltd.
$441.45V-Twin - 20-0922 - BDL 11mm Belt Drive Rear PulleyDescriptionBDL 11mm belt drive replacement rear pulley will accept a 1-1/2" belt and is for kick and electric start model belt drives.The pulley is 47 tooth. Fits:Replacement application for BDL belt...$441.45
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.