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
-
DRAG SPECIALTIES Socket Plug Replacement3/8" MPB413
DRAG SPECIALTIES
$66.10A professional appearance starts with attention to detail—and that includes the fasteners holding your build together. These socket plug replacements offer a clean, finished look while protecting Allen bolt heads from damage and contamination. Whether...DS190993- SKU:
- DS190993
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- BOLT
- MATERIAL:
- STEEL
- COLOR/FINISH:
- CHROME
- UNITS:
- 100 PACK
- BASE COLOR:
- SILVER
- TYPE:
- REPLACEMENT
- BASE FINISH:
- CHROME
- FOR BOLT SIZE:
- 3/8'
- PRODUCT NAME:
- END PLUG
- RIDING STYLE:
- STREET
$66.10 -
DRAG SPECIALTIES Allen Head Rocker-Box 71-76 XL MK208
DRAG SPECIALTIES
$43.00Custom rocker-box builds demand fasteners that match your exact specifications—and stock hardware rarely cuts it. The DRAG SPECIALTIES Allen Head Rocker-Box set gives you precision socket-head bolts engineered for 1971–1976 XL Sportster applications,...DS190994- SKU:
- DS190994
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- BASE COLOR:
- SILVER
- HEAD TYPE:
- ALLEN
- PRODUCT NAME:
- BOLT
- STYLE:
- KNURLED
- UNITS:
- KIT
- APPLICATION:
- ROCKER BOX
- BASE FINISH:
- CHROME
- RIDING STYLE:
- STREET
$43.00 -
DRAG SPECIALTIES Button Head Screw Assortment MK210
DRAG SPECIALTIES
$560.65Every serious garage needs a reliable fastener assortment on hand—and this DRAG Specialties kit eliminates the frustration of hunting down the right bolt size mid-project. With metric button head screws covering the most common diameters and lengths,...DS190995- SKU:
- DS190995
- Availability:
- Ships Same Business Day
- Weight:
- 5.88 LBS
- BASE FINISH:
- POLISHED
- APPLICATION:
- MULTI FUNCTIONAL
- HEAD TYPE:
- BUTTON
- BASE COLOR:
- SILVER
- MEASUREMENT SYSTEM:
- SAE
- RIDING STYLE:
- STREET
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- ASSORTMENT
- TYPE:
- BOLT
- UNITS:
- KIT
$560.65 -
DRAG SPECIALTIES 1/4" Socket Head Plug 10Pack MBP0514
DRAG SPECIALTIES
$10.45When you're assembling custom hydraulic systems, fuel lines, or precision machinery, having the right plugs on hand eliminates downtime and keeps your builds moving. These 1/4" socket head plugs provide a clean, reliable seal for threaded ports—essential...DS190998- SKU:
- DS190998
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- BASE FINISH:
- CHROME
- RIDING STYLE:
- STREET
- STYLE:
- SOCKET
- BASE COLOR:
- SILVER
- UNITS:
- 10 PACK
- FOR BOLT SIZE:
- 1/4'
- PRODUCT NAME:
- END PLUG
- APPLICATION:
- BOLT
- MATERIAL:
- STEEL
$10.45 -
DRAG SPECIALTIES 5/16"Socket Head Plug 10-Pack MBP06516
DRAG SPECIALTIES
$10.45When you're assembling high-performance engine components or securing critical fastener applications, you need plugs that won't fail under pressure. These Drag Specialties socket head plugs deliver the reliability and precision fit that professional...DS190999- SKU:
- DS190999
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- BASE COLOR:
- SILVER
- FOR BOLT SIZE:
- 5/16'
- PRODUCT NAME:
- END PLUG
- STYLE:
- SOCKET
- UNITS:
- 10 PACK
- APPLICATION:
- BOLT
- BASE FINISH:
- CHROME
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
$10.45 -
DRAG SPECIALTIES 3/8"Socket Head Plug 10-Pack MBP0738
DRAG SPECIALTIES
$10.45Keep your custom builds looking finished and protected with Drag Specialties socket head plugs. These 3/8" plugs seal off unused ports and threaded holes, preventing contamination while maintaining a clean, professional appearance. Whether you're...DS191000- SKU:
- DS191000
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- FOR BOLT SIZE:
- 3/8'
- BASE COLOR:
- SILVER
- PRODUCT NAME:
- END PLUG
- RIDING STYLE:
- STREET
- STYLE:
- SOCKET
- UNITS:
- 10 PACK
- APPLICATION:
- BOLT
- BASE FINISH:
- CHROME
- MATERIAL:
- STEEL
$10.45 -
DRAG SPECIALTIES 7/16"-1/2" Socket Head Plug MBP0871612
DRAG SPECIALTIES
$12.55Socket head plugs are essential for sealing off unused ports, preventing fluid leakage, and maintaining system integrity in high-performance engines and hydraulic systems. This Drag Specialties offering provides a reliable, U.S.-manufactured solution...DS191009- SKU:
- DS191009
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- MATERIAL:
- STEEL
- APPLICATION:
- BOLT
- BASE FINISH:
- CHROME
- RIDING STYLE:
- STREET
- STYLE:
- SOCKET
- BASE COLOR:
- SILVER
- FOR BOLT SIZE:
- 1/2'
- FOR BOLT SIZE:
- 7/16'
- PRODUCT NAME:
- END PLUG
- UNITS:
- 10 PACK
$12.55 -
DRAG SPECIALTIES Axis Tube Bolts 84-99 Softail MKDR6
DRAG SPECIALTIES
$33.55Axis tube bolts are a critical fastening component for Softail frame assembly, and OEM hardware often corrodes or strips over time. These Grade 8 bolts provide superior clamping force and durability compared to standard fasteners, ensuring your frame...DS190901- SKU:
- DS190901
- Availability:
- Ships Same Business Day
- Weight:
- 1.38 LBS
- APPLICATION:
- SWINGARM
- MEASUREMENT SYSTEM:
- SAE
- RIDING STYLE:
- STREET
- BASE COLOR:
- SILVER
- HEAD TYPE:
- HEX
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- BOLT KIT
- UNITS:
- KIT
$33.55 -
DRAG SPECIALTIES Socket Head Side Cover Bolts - XLH '67-'70 MK139
DRAG SPECIALTIES
$52.45OEM side cover bolts may seem like a minor detail, but stripped or corroded fasteners compromise both aesthetics and engine sealing on your XLH. These Drag Specialties socket head bolts restore proper fitment and clamping force while delivering the...DS190753- SKU:
- DS190753
- Availability:
- Ships Same Business Day
- Weight:
- 0.54 LBS
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- BOLT
- RIDING STYLE:
- STREET
- UNITS:
- SET
- APPLICATION:
- SIDE COVER
- BASE COLOR:
- SILVER
- HEAD TYPE:
- SOCKET
- STYLE:
- KNURLED
$52.45Qty in Cart: 0Quantity:Price:$52.45Subtotal: -
DRAG SPECIALTIES Socket Head Side Cover Bolts - '70-'84 MK136
DRAG SPECIALTIES
$26.20Socket head side cover bolts are critical fasteners that secure your engine's side covers—they experience constant vibration, heat cycles, and engine bay stress. Factory bolts often corrode or seize, making replacements difficult and potentially damaging...DS190755- SKU:
- DS190755
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- PRODUCT NAME:
- BOLT
- STYLE:
- KNURLED
- BASE FINISH:
- CHROME
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
- UNITS:
- SET
- APPLICATION:
- SIDE COVER
- HEAD TYPE:
- SOCKET
$26.20 -
DRAG SPECIALTIES Smooth Socket Camshaft/Primary Bolts - '70-'84 MK136S
DRAG SPECIALTIES
$41.95Camshaft and primary bolts endure extreme stress cycles on every ignition, making OEM replacements critical for maintaining reliable engine timing and case integrity. DRAG Specialties' smooth socket design eliminates stripped fastener heads and...DS190755S- SKU:
- DS190755S
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- PRODUCT NAME:
- BOLT
- APPLICATION:
- PRIMARY COVER
- BASE FINISH:
- CHROME
- BASE COLOR:
- SILVER
- HEAD TYPE:
- SOCKET
- RIDING STYLE:
- STREET
- STYLE:
- SMOOTH
- UNITS:
- SET
$41.95 -
DRAG SPECIALTIES Socket-Head Smooth Camshaft Primary Bolt Kit - XL MK144S
DRAG SPECIALTIES
$47.20A complete motor fastener refresh eliminates corrosion, stripped threads, and mismatched hardware that compromise engine integrity. This comprehensive socket-head bolt kit ensures every critical fastening point—from primary cover to rocker box—meets OEM...DS190798S- SKU:
- DS190798S
- Availability:
- Ships Same Business Day
- Weight:
- 0.63 LBS
- BASE COLOR:
- SILVER
- HEAD TYPE:
- SOCKET
- RIDING STYLE:
- STREET
- STYLE:
- SMOOTH
- UNITS:
- SET
- APPLICATION:
- CAM
- PRODUCT NAME:
- BOLT
- BASE FINISH:
- CHROME
$47.20Qty in Cart: 0Quantity:Price:$47.20Subtotal: -
DRAG SPECIALTIES Socket-Head Motor Bolt Kit - XL MK105
DRAG SPECIALTIES
$81.85A complete motor bolt kit ensures you're never caught without the correct fasteners for your Harley-Davidson build or restoration. Socket-head bolts deliver superior clamping force and a clean aesthetic compared to slotted alternatives, while this...DS190805- SKU:
- DS190805
- Availability:
- Ships Same Business Day
- Weight:
- 1.69 LBS
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- BOLT
- BASE COLOR:
- SILVER
- HEAD TYPE:
- SOCKET
- APPLICATION:
- ENGINE
- RIDING STYLE:
- STREET
- STYLE:
- KNURLED
- UNITS:
- SET
$81.85 -
DRAG SPECIALTIES Socket-Head Rocker Box with Washers V2 MK123
DRAG SPECIALTIES
$22.00When you're building or maintaining a high-performance engine, using OEM-quality fasteners across every subsystem isn't optional—it's essential. The DRAG Specialties Socket-Head Rocker Box Set eliminates the guesswork by providing complete,...DS190813- SKU:
- DS190813
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- BOLT
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
- STYLE:
- KNURLED
- UNITS:
- SET
- APPLICATION:
- ROCKER BOX
- HEAD TYPE:
- FLAT (COUNTERSUNK)
$22.00 -
DRAG SPECIALTIES Socket-Head Smooth Rocker Box - Evolution MK123S
DRAG SPECIALTIES
$28.30A complete motor fastener set eliminates the guesswork and multiple purchases when rebuilding or customizing your Big Twin or Sportster engine. DRAG Specialties Socket-Head Smooth Rocker Box sets provide OEM-quality hardware in one convenient package,...DS190813S- SKU:
- DS190813S
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- BASE FINISH:
- CHROME
- RIDING STYLE:
- STREET
- STYLE:
- SMOOTH
- PRODUCT NAME:
- BOLT
- UNITS:
- SET
- APPLICATION:
- ROCKER BOX
- BASE COLOR:
- SILVER
- HEAD TYPE:
- FLAT (COUNTERSUNK)
$28.30 -
DRAG SPECIALTIES Derby/Inspection Cover Screws MK157
DRAG SPECIALTIES
$15.70A quality fastener set keeps your derby and inspection covers secure while maintaining the clean, finished look your bike deserves. OEM-spec hardware ensures proper fitment and eliminates the frustration of stripped threads or mismatched screws. When...DS190816- SKU:
- DS190816
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- RIDING STYLE:
- STREET
- UNITS:
- SET
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- SCREW
- STYLE:
- KNURLED
- APPLICATION:
- DERBY COVER
- BASE COLOR:
- SILVER
- HEAD TYPE:
- SOCKET
$15.70 -
DRAG SPECIALTIES Socket-Head Side Cover Bolt Kit - FXR MK188
DRAG SPECIALTIES
$58.75A complete motor bolt refresh is non-negotiable when building or refreshing a Big Twin or Sportster engine. Factory bolts degrade under heat cycles and vibration, and mismatched hardware compromises both aesthetics and reliability. This comprehensive...DS190818- SKU:
- DS190818
- Availability:
- Ships Same Business Day
- Weight:
- 0.88 LBS
- APPLICATION:
- CAM COVER
- APPLICATION:
- DERBY COVER
- BASE FINISH:
- CHROME
- RIDING STYLE:
- STREET
- APPLICATION:
- TRANSMISSION
- PRODUCT NAME:
- BOLT
- APPLICATION:
- PRIMARY COVER
- HEAD TYPE:
- SOCKET
- BASE COLOR:
- SILVER
- STYLE:
- KNURLED
- UNITS:
- SET
$58.75 -
DRAG SPECIALTIES Smooth Primary Bolt Kit - XL MK685S
DRAG SPECIALTIES
$68.20A complete motor bolt refresh is essential when building or rebuilding any classic or modern Harley-Davidson engine—mismatched fasteners compromise reliability and appearance. This Drag Specialties kit eliminates guesswork by providing purpose-built,...24010784- SKU:
- 24010784
- Availability:
- Ships Same Business Day
- Weight:
- 0.62 LBS
- HEAD TYPE:
- SOCKET
- UNITS:
- SET
- APPLICATION:
- PRIMARY COVER
- PRODUCT NAME:
- BOLT
- STYLE:
- SMOOTH
- BASE FINISH:
- CHROME
- RIDING STYLE:
- STREET
- BASE COLOR:
- SILVER
$68.20 -
DRAG SPECIALTIES Bolt Kit M8 Engine Allen Chrome MK775
DRAG SPECIALTIES
$363.25If you're running an M8 engine, fastener quality directly impacts reliability under load. The DRAG SPECIALTIES Bolt Kit MK775 delivers OEM-equivalent performance with a polished chrome finish that resists corrosion while maintaining the clean aesthetic...24010966- SKU:
- 24010966
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- HEAD TYPE:
- SOCKET
- BASE FINISH:
- CHROME
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- STYLE:
- KNURLED
- APPLICATION:
- ENGINE
- BASE COLOR:
- SILVER
- PRODUCT NAME:
- BOLT KIT
$363.25 -
DRAG SPECIALTIES Bolt Kit M8 Engine Smooth Allen Chrome MK775S
DRAG SPECIALTIES
$438.85If you're building or refreshing an M8 engine, fastener quality directly impacts reliability under high RPM and extreme conditions. DRAG Specialties' bolt kit delivers the precision fit and corrosion resistance you need for a clean, professional engine...24010967- SKU:
- 24010967
- Availability:
- Ships Same Business Day
- Weight:
- 2.60 LBS
- UNITS:
- KIT
- HEAD TYPE:
- SOCKET
- PRODUCT NAME:
- BOLT KIT
- APPLICATION:
- ENGINE
- BASE COLOR:
- SILVER
- BASE FINISH:
- CHROME
- RIDING STYLE:
- STREET
- STYLE:
- SMOOTH
$438.85
