Harley Hardware
Harley Bike Hardware at JJ Motorsports
Finish your Harley build with premium hardware from JJ Motorsports, featuring chrome rotor bolts, exhaust stud kits, and grommet assortments for clean installation and long-lasting reliability on Sportster, Big Twin, Evo, Twin Cam, and M8 models. These high-quality fasteners and grommets ensure perfect fit and show-ready finish.
Shop Performance Tool, Gardner Westcott, and Feuling hardware for proven strength. Explore related categories such as Harley frame and body for fenders and covers, or Harley for seats and exhaust to complete your custom build.
Top Harley Hardware
- Performance Tool Grommet Assortment W5214 – 125-piece rubber grommet kit; perfect for wiring, frame, and tank mounting protection.
- Gardner Westcott Rotor Bolt Set Cast Chrome C-61-32T – Chrome rotor bolt set for cast wheels; polished finish with Torx head for secure mounting.
- Feuling Oil Pump Corp Exhaust Stud Kit 3048 – High-strength exhaust stud kit; includes nuts and washers for leak-free header installation.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
COLONY Front/Rear Button-Head Screw - '73-'80 FL 8739-10
COLONY
$19.95When you're building or restoring a classic Harley, fastener quality separates a dependable machine from one that'll leave you stranded. These COLONY button-head screws are engineered to securely mount your brake rotor, sprocket, and belt components...DS190492- SKU:
- DS190492
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- BASE FINISH:
- POLISHED
- PRODUCT NAME:
- MOUNTING KIT
- TYPE:
- NUT
- BASE COLOR:
- SILVER
- DIAMETER - THREAD SIZE IMPERIAL:
- 3/8-16
- HEAD TYPE:
- FLAT (COUNTERSUNK)
- MEASUREMENT SYSTEM:
- SAE
- STYLE:
- CAST WHEEL
- RIDING STYLE:
- STREET
- STYLE:
- FRONT
- STYLE:
- SPOKED WHEEL
- APPLICATION:
- DISC BRAKE
- BASE FINISH:
- CHROME
- LENGTH IMPERIAL:
- 1'
- STYLE:
- REAR
- TYPE:
- BOLT
- UNITS:
- KIT
$19.95 -
COLONY Front Rotor Bolts - '84 - '99 FXST 8794-10
COLONY
$22.95OEM-quality brake rotor bolts are non-negotiable for safe, reliable stopping power—especially on vintage Harley-Davidson models where proper fastener specification directly impacts rotor security and brake performance. COLONY's U.S.-manufactured front...DS190491- SKU:
- DS190491
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- MEASUREMENT SYSTEM:
- SAE
- RIDING STYLE:
- STREET
- BASE COLOR:
- SILVER
- DIAMETER - THREAD SIZE IMPERIAL:
- 5/16-18
- HEAD TYPE:
- BUTTON
- TYPE:
- NUT
- BASE FINISH:
- POLISHED
- LENGTH IMPERIAL:
- 7/8'
- PRODUCT NAME:
- MOUNTING KIT
- APPLICATION:
- DISC BRAKE
- BASE FINISH:
- CHROME
- STYLE:
- FRONT
- STYLE:
- SPOKED WHEEL
- TYPE:
- BOLT
- UNITS:
- KIT
$22.95 -
COLONY Rocker Nut - '66-'84 Big Twin/ '57-'84 XL 8400-8
COLONY
$12.95Proper rocker arm assembly is critical to valve train reliability and engine longevity. COLONY Rocker Nuts provide OEM-spec fastening with the durability and precision fit your classic Big Twin or XL demands. These Made in the U.S.A. chrome sets...DS189932- SKU:
- DS189932
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- CAP
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- APPLICATION:
- ROCKER SHAFT END
- HEAD TYPE:
- HEX
- BASE COLOR:
- SILVER
- TYPE:
- END NUT
$12.95 -
COLONY Rocker Plug 71-84 Big Twin and XL 7142-4
COLONY
$36.95Proper rocker arm maintenance is critical to big twin and XL engine longevity—stuck or corroded plugs can compromise valve train integrity and lead to costly downtime. The COLONY Rocker Plug is engineered for straightforward removal and reinstallation,...DS189931- SKU:
- DS189931
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- BASE FINISH:
- CHROME
- DIAMETER - THREAD SIZE IMPERIAL:
- 1/2-20
- HEAD TYPE:
- HEX
- UNITS:
- 4 PACK
- MEASUREMENT SYSTEM:
- SAE
- RIDING STYLE:
- STREET
- APPLICATION:
- ROCKER SHAFT
- BASE COLOR:
- SILVER
- PRODUCT NAME:
- END PLUG
$36.95 -
COLONY Rocker Plug 66-70 Big Twin and 57-70XL 7143-4
COLONY
$36.95Rocker cover maintenance shouldn't require specialized tools or extended downtime. The COLONY Rocker Plug simplifies both installation and removal, letting you access your big twin or XL engine quickly without fighting corroded fasteners or stripped...DS189930- SKU:
- DS189930
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- APPLICATION:
- ROCKER SHAFT
- BASE FINISH:
- CHROME
- DIAMETER - THREAD SIZE IMPERIAL:
- 5/16'-24
- PRODUCT NAME:
- END PLUG
- RIDING STYLE:
- STREET
- HEAD TYPE:
- HEX
- BASE COLOR:
- SILVER
- MEASUREMENT SYSTEM:
- SAE
- UNITS:
- 4 PACK
$36.95 -
COLONY Transmission Kicker Cover Stud Kit 9637-13
COLONY
$29.95Transmission case fasteners endure extreme pressure and heat cycles that compromise standard hardware. The COLONY Transmission Kicker Cover Stud Kit 9637-13 delivers OEM-grade reliability with superior corrosion resistance, ensuring your transmission...DS189924- SKU:
- DS189924
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- STYLE:
- REPLACEMENT
- TYPE:
- TRANSMISSION
- UNITS:
- 13 PACK
- PRODUCT NAME:
- TRANSMISSION END STUD
- RIDING STYLE:
- STREET
$29.95 -
COLONY Acorn Motor Case Kit - '70-'78 8139-34
COLONY
$70.95Motor case bolts are critical fasteners that secure your engine block—any failure here can lead to catastrophic engine damage. The COLONY Acorn Motor Case Kit provides OEM-quality replacement hardware manufactured to precise tolerances, ensuring your...DS189921- SKU:
- DS189921
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- BASE COLOR:
- SILVER
- NUT TYPE:
- ACORN
- APPLICATION:
- ENGINE CASE
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- HARDWARE KIT
- RIDING STYLE:
- STREET
- TYPE:
- BOLT
- TYPE:
- NUT
- UNITS:
- KIT
$70.95 -
COLONY Acorn Motor Case Kit - '79-'99 8142-34
COLONY
$70.95Motor case fasteners demand precision engineering—improper or degraded acorn bolts compromise seal integrity and invite oil leakage, which cascades into catastrophic engine failure. The COLONY Acorn Motor Case Kit delivers OEM-grade fasteners engineered...DS189920- SKU:
- DS189920
- Availability:
- Ships Same Business Day
- Weight:
- 1.19 LBS
- BASE COLOR:
- SILVER
- NUT TYPE:
- ACORN
- TYPE:
- NUT
- APPLICATION:
- ENGINE CASE
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- HARDWARE KIT
- RIDING STYLE:
- STREET
- TYPE:
- BOLT
- UNITS:
- KIT
$70.95 -
COLONY Motor Mount Kit 70-84 Big Twin 8806-17
COLONY
$38.95A properly secured motor mount is fundamental to engine stability and vibration control on classic Big Twin Harleys. This COLONY kit delivers OEM-quality fitment with individual chrome bolt and nut sets engineered specifically for 1970–1984 Big Twin...DS189914- SKU:
- DS189914
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- RIDING STYLE:
- STREET
- APPLICATION:
- ENGINE MOUNT
- BASE FINISH:
- CHROME
- UNITS:
- KIT
- PRODUCT NAME:
- BOLT KIT
$38.95 -
COLONY Tappet Oil Screen Plug 70-80 Big Twin 8701-2
COLONY
$11.95Maintaining proper oil system integrity is critical to engine longevity and performance—especially on vintage Big Twin platforms where OEM parts are increasingly hard to source. The COLONY Tappet Oil Screen Plug ensures a secure, leak-free seal at the...DS189911- SKU:
- DS189911
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- BASE COLOR:
- SILVER
- APPLICATION:
- TAPPET OIL SCREEN
- RIDING STYLE:
- STREET
- TYPE:
- HEX
- UNITS:
- EACH
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- PLUG
$11.95Qty in Cart: 0Quantity:Price:$11.95Subtotal: -
COLONY Tappet Check Relief Valve Plug 81-99 8703-2
COLONY
$10.95The tappet check relief valve is a critical component in your Harley-Davidson's oil system—proper sealing here prevents oil bypass and maintains accurate hydraulic pressure to your valve train. This OEM-style plug kit ensures a factory-correct fit and...DS189909- SKU:
- DS189909
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- TAPPET OIL SCREEN
- BASE COLOR:
- SILVER
- APPLICATION:
- OIL PUMP
- APPLICATION:
- RELIEF VALVE
- BASE FINISH:
- CHROME
- RIDING STYLE:
- STREET
- TYPE:
- HEX
- UNITS:
- EACH
- APPLICATION:
- CHECK VALVE
- PRODUCT NAME:
- PLUG
$10.95 -
COLONY Spacers 52-81 Sportster 3384-4
COLONY
$11.95COLONY Spacers maintain precise bearing alignment and critical spacing tolerances in your Sportster's primary drivetrain, directly impacting clutch engagement consistency and overall reliability. As OEM replacement components, these spacers restore...24041029- SKU:
- 24041029
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MATERIAL:
- STEEL
- COLOR/FINISH:
- CADMIUM PLATED
- BASE FINISH:
- RAW
- PRODUCT NAME:
- SPACER
- RIDING STYLE:
- STREET
- APPLICATION:
- GAS TANK
- BASE COLOR:
- SILVER
- UNITS:
- 4 PACK
$11.95Qty in Cart: 0Quantity:Price:$11.95Subtotal: -
COLONY Spacers Gas Tank 3383-4
COLONY
$10.95Gas tank spacers are critical components that maintain proper clearance and alignment between your fuel system and chassis, preventing costly damage from contact and vibration. The COLONY Spacers Gas Tank 3383-4 delivers OEM-specification fitment and...24041028- SKU:
- 24041028
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- STEEL
- BASE FINISH:
- RAW
- PRODUCT NAME:
- SPACER
- RIDING STYLE:
- STREET
- APPLICATION:
- TOOL BOX
- APPLICATION:
- GAS TANK
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- CADMIUM PLATED
- UNITS:
- 4 PACK
$10.95Qty in Cart: 0Quantity:Price:$10.95Subtotal: -
COLONY Line Fitting 52-Up Big Twin/Sportster 3365-2
COLONY
$10.95If you're restoring a classic Big Twin or Sportster, OEM-correct fittings are non-negotiable for maintaining proper fluid flow and system integrity. This COLONY line fitting delivers the exact specifications your original system demands, ensuring...24041027- SKU:
- 24041027
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- STEEL
- BASE FINISH:
- RAW
- RIDING STYLE:
- STREET
- UNITS:
- 2 PACK
- APPLICATION:
- MULTI FUNCTIONAL
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- CADMIUM PLATED
- PRODUCT NAME:
- LINE FITTING
$10.95 -
COLONY Screw Set - Headlight Cowel 3360-7
COLONY
$9.95A properly secured headlight cowel is essential for maintaining aerodynamic integrity and preventing vibration-induced damage during high-performance driving. The COLONY Screw Set 3360-7 restores your cowel to OEM specifications with precision-engineered...24041026- SKU:
- 24041026
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- SCREW
- APPLICATION:
- HEADLIGHT
- BASE FINISH:
- RAW
- RIDING STYLE:
- STREET
- UNITS:
- 7 PACK
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- CADMIUM PLATED
- FEATURES:
- DOES NOT INCLUDE NUTS
- TYPE:
- COWL
$9.95 -
COLONY Spacer 3/8"X1" SPC-026
COLONY
$17.95Designed to fit snug on 1/4", 5/16" or 3/8" bolts, Made in the U.S.A.24040058- SKU:
- 24040058
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
- COLOR/FINISH:
- CHROME
- MATERIAL:
- STEEL
- APPLICATION:
- BOLT
- BASE FINISH:
- CHROME
- LENGTH IMPERIAL:
- 1'
- BASE COLOR:
- SILVER
- FOR BOLT SIZE:
- 3/8'
- PRODUCT NAME:
- SPACER
- RIDING STYLE:
- STREET
- UNITS:
- 5 PACK
$17.95 -
COLONY Spacer 3/8"X3/4" SPC-025
COLONY
$16.95Designed to fit snug on 1/4", 5/16" or 3/8" bolts, Made in the U.S.A.24040057- SKU:
- 24040057
- Availability:
- Ships Same Business Day
- Weight:
- 0.33 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPACER
- FOR BOLT SIZE:
- 3/8'
- RIDING STYLE:
- STREET
- APPLICATION:
- BOLT
- BASE FINISH:
- CHROME
- COLOR/FINISH:
- CHROME
- LENGTH IMPERIAL:
- 3/4'
- BASE COLOR:
- SILVER
- UNITS:
- 5 PACK
$16.95 -
COLONY Spacer 3/8"X1/2" SPC-024
COLONY
$16.95Designed to fit snug on 1/4", 5/16" or 3/8" bolts, Made in the U.S.A.24040056- SKU:
- 24040056
- Availability:
- Ships Same Business Day
- Weight:
- 0.23 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPACER
- APPLICATION:
- BOLT
- BASE FINISH:
- CHROME
- COLOR/FINISH:
- CHROME
- FOR BOLT SIZE:
- 3/8'
- LENGTH IMPERIAL:
- 1/2'
- UNITS:
- 5 PACK
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
$16.95 -
COLONY Spacer 3/8"X1/4" SPC-022
COLONY
$11.95Designed to fit snug on 1/4", 5/16" or 3/8" bolts, Made in the U.S.A.24040054- SKU:
- 24040054
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- APPLICATION:
- BOLT
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- SPACER
- COLOR/FINISH:
- CHROME
- FOR BOLT SIZE:
- 3/8'
- MATERIAL:
- STEEL
- UNITS:
- 5 PACK
- BASE COLOR:
- SILVER
- LENGTH IMPERIAL:
- 1/4'
- RIDING STYLE:
- STREET
$11.95 -
COLONY Spacer 3/8"X1/8" SPC-021
COLONY
$10.95Precision spacers are essential for dialing in critical clearances on high-performance builds where tolerances matter. The COLONY 3/8"X1/8" spacer delivers the exact standoff distance you need for brake systems, suspension components, or drivetrain...24040053- SKU:
- 24040053
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- APPLICATION:
- BOLT
- BASE FINISH:
- CHROME
- FOR BOLT SIZE:
- 3/8'
- PRODUCT NAME:
- SPACER
- LENGTH IMPERIAL:
- 1/8'
- MATERIAL:
- STEEL
- UNITS:
- 5 PACK
- COLOR/FINISH:
- CHROME
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
$10.95
