Harley Braking
Harley Bike Braking Parts at JJ Motorsports
Enhance your Harley's stopping power with high-quality braking components from JJ Motorsports. Our selection includes brake lines, rotors, caliper mounts, adapters, and more, designed for superior performance, fade resistance, and easy installation. Compatible with Road King, Street Glide, Fat Boy, and other models, these parts feature stainless steel, chrome finishes, and billet aluminum for durability and a custom look on the street or highway.
Shop trusted brands like Magnum for reinforced lines and RC Components for illusion rotors. Explore related categories such as Harley engine parts for power upgrades or Harley suspension for balanced handling.
Top Harley Braking Products
- MAGNUM Upper Brake Line - XR - 17" SBB0706-17 – PTFE tubing with stainless reinforcement for ABS compatibility.
- RC Components Front Rotor Left 11.8" Illusion Black ZSSCOG117126BLF – Enhances braking efficiency with striking aesthetics.
- RC Components Front Left Chrome Caliper Mount for 13-Inch Floating Rotors HD12361C – Seamless integration with stock calipers.
- RC Components Rear Brake Adapter HD12360 – For 16 x 3.5" and 18" x 3.5" rear wheels with stock calipers.
- RC Components 13in Floating Brake Rotor ZSSFLT-85C-F2K – Billet aluminum with stainless steel for optimal stopping power.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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On Sale
BARNETT Brake Line - Upper - Black 251-30-51133
BARNETT
MSRP: $176.83Now: $159.15Was: $176.83A quality brake line is non-negotiable for any high-performance build—it's the direct link between your pedal input and stopping power. Barnett's upper brake line delivers consistent hydraulic...17400013- SKU:
- 17400013
- Availability:
- Ships Same Business Day
- Weight:
- 0.69 LBS
MSRP: $176.83Now: $159.15Was: $176.83 -
On Sale
BARNETT Brake Line - Upper - Steath 253-30-51133
BARNETT
MSRP: $176.83Now: $159.15Was: $176.83Brake line integrity directly impacts stopping power and safety—compromised lines introduce compressibility, fade, and unpredictable brake response when you need it most. The BARNETT Upper Brake Line...17400014- SKU:
- 17400014
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
MSRP: $176.83Now: $159.15Was: $176.83 -
On Sale
BARNETT Brake Line - Upper - Stainless Steel 252-30-51134
BARNETT
MSRP: $176.83Now: $159.15Was: $176.83Factory brake lines degrade under heat and pressure, compromising your stopping power when it matters most. BARNETT stainless steel brake lines eliminate expansion and flex, delivering consistent...17416502- SKU:
- 17416502
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
MSRP: $176.83Now: $159.15Was: $176.83 -
On Sale
BARNETT Brake Line - Upper - Carbon Coat w/ Black Fittings 254-30-51134
BARNETT
MSRP: $176.83Now: $159.15Was: $176.83Brake line integrity directly impacts your stopping power and safety on track or street. This BARNETT upper brake line delivers consistent hydraulic pressure without expansion or failure, engineered...17416503- SKU:
- 17416503
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
MSRP: $176.83Now: $159.15Was: $176.83 -
On Sale
BARNETT Brake Line - Upper - Stainless Steel 252-30-51133
BARNETT
MSRP: $176.83Now: $159.15Was: $176.83Stock brake lines degrade over time, leading to spongier pedal feel and reduced braking confidence. This stainless steel upper brake line from Barnett replaces worn factory lines with...17416504- SKU:
- 17416504
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
MSRP: $176.83Now: $159.15Was: $176.83 -
On Sale
BARNETT Brake Line - Upper - Carbon Coat w/ Black Fittings 254-30-51133
BARNETT
MSRP: $176.83Now: $159.15Was: $176.83Brake line integrity is critical for predictable, responsive stopping power—especially under extreme track conditions where heat and pressure demand uncompromising reliability. The BARNETT Upper...17416505- SKU:
- 17416505
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
MSRP: $176.83Now: $159.15Was: $176.83 -
On Sale
RC Components Brake Rotor Adapter Gold 2014-2023 Harley-Davidson FLT Models HD359-G
RC COMPONENTS
MSRP: $150.00Now: $136.50Was: $150.00Running aftermarket billet wheels on your '14-'23 FLT means you need a reliable adapter to mount your factory rotors—these forged aluminum adapters deliver precision fitment without compromise...17104643- SKU:
- 17104643
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
MSRP: $150.00Now: $136.50Was: $150.00 -
DRAG SPECIALTIES Rear Master Cylinder Cover - M8 Softail - Gasket 78700GA
DRAG SPECIALTIES
$24.10A properly sealed rear master cylinder is non-negotiable for brake system integrity and safety. This DRAG SPECIALTIES cover keeps contaminants out of your hydraulic system while maintaining a clean,...17310784- SKU:
- 17310784
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
$24.10 -
DRAG SPECIALTIES Rear Master Cylinder Cover - M8 Softail - Black 78700B
DRAG SPECIALTIES
$36.70Protect your M8 Softail's rear master cylinder from road debris, moisture, and oxidation while maintaining a clean, OEM-style appearance. This DRAG SPECIALTIES cover is a straightforward bolt-on...17310785- SKU:
- 17310785
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$36.70 -
On Sale
GALFER Brake Caliper Bracket - 13" - Right SP065K
GALFER
MSRP: $127.00Now: $114.30Was: $127.00If you're upgrading to larger brake rotors, caliper positioning becomes critical—and this bracket solves that problem with precision engineering. The GALFER SP065K relocates your caliper to properly...17010785- SKU:
- 17010785
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
MSRP: $127.00Now: $114.30Was: $127.00 -
On Sale
GALFER Brake Caliper Bracket - 12.5" - Left SP062K
GALFER
MSRP: $127.00Now: $114.30Was: $127.00If you're upgrading to a larger brake rotor, you need the right caliper bracket to maintain proper pad-to-rotor contact and braking performance. The GALFER SP062K relocates your caliper precisely,...17010782- SKU:
- 17010782
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
MSRP: $127.00Now: $114.30Was: $127.00 -
On Sale
GALFER Brake Caliper Bracket - 12.5" - Right SP063K
GALFER
MSRP: $127.00Now: $114.30Was: $127.00If you're upgrading to larger rotors or need precise caliper positioning for custom brake setups, this bracket is essential for achieving proper rotor clearance and consistent braking performance...17010783- SKU:
- 17010783
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
MSRP: $127.00Now: $114.30Was: $127.00 -
On Sale
GALFER Brake Caliper Bracket - 13" - Left SP064K
GALFER
MSRP: $127.00Now: $114.30Was: $127.00If you're upgrading to a larger rotor diameter, you need a bracket that positions your caliper with precision—and that's exactly what this GALFER bracket delivers. By relocating your caliper to...17010784- SKU:
- 17010784
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
MSRP: $127.00Now: $114.30Was: $127.00 -
On Sale
BARNETT Brake Line - Upper - Stainless Steel - +6" 252-30-51134-6
BARNETT
MSRP: $176.83Now: $159.15Was: $176.83Stock brake lines are prone to expansion under sustained heat and pressure, compromising your stopping power when you need it most. This BARNETT stainless steel upper brake line eliminates that...17416556- SKU:
- 17416556
- Availability:
- Ships Same Business Day
- Weight:
- 0.68 LBS
MSRP: $176.83Now: $159.15Was: $176.83 -
On Sale
BARNETT Brake Line - Upper - Stainless Steel - +8" 252-30-51134-8
BARNETT
MSRP: $176.83Now: $159.15Was: $176.83Brake line failure isn't just a performance issue—it's a safety liability. The BARNETT Upper Brake Line in stainless steel eliminates flex, corrosion, and inconsistent feel by replacing OEM rubber...17416557- SKU:
- 17416557
- Availability:
- Ships Same Business Day
- Weight:
- 0.69 LBS
MSRP: $176.83Now: $159.15Was: $176.83 -
On Sale
BARNETT Brake Line - Upper - Carbon Coat w/ Black Fittings - +6" 254-30-51134-6
BARNETT
MSRP: $176.83Now: $159.15Was: $176.83Stock brake lines can fail under extreme pressure or simply degrade over time, compromising your stopping power when you need it most. The BARNETT upper brake line delivers consistent hydraulic...17416558- SKU:
- 17416558
- Availability:
- Ships Same Business Day
- Weight:
- 0.72 LBS
MSRP: $176.83Now: $159.15Was: $176.83 -
On Sale
BARNETT Brake Line - Upper - Carbon Coat w/ Black Fittings - +8" 254-30-51134-8
BARNETT
MSRP: $176.83Now: $159.15Was: $176.83OEM brake lines degrade under heat and vibration, compromising your stopping power and safety margin. The Barnett Upper Brake Line replaces worn or kinked factory lines with a purpose-built assembly...17416560- SKU:
- 17416560
- Availability:
- Ships Same Business Day
- Weight:
- 0.72 LBS
MSRP: $176.83Now: $159.15Was: $176.83 -
On Sale
BARNETT Brake Line - Upper - Stainless Steel - +6" 252-30-51133-6
BARNETT
MSRP: $176.83Now: $159.15Was: $176.83Factory brake lines restrict your suspension geometry and limit ride height adjustments. This extended stainless steel brake line gives you the clearance needed for lowered setups, custom...17416561- SKU:
- 17416561
- Availability:
- Ships Same Business Day
- Weight:
- 0.71 LBS
MSRP: $176.83Now: $159.15Was: $176.83 -
On Sale
BARNETT Brake Line - Upper - Stainless Steel - +8" 252-30-51133-8
BARNETT
MSRP: $176.83Now: $159.15Was: $176.83Upper brake lines are critical to your system's responsiveness and reliability—any flex or weakness directly compromises braking feel and safety. This BARNETT stainless steel line eliminates...17416562- SKU:
- 17416562
- Availability:
- Ships Same Business Day
- Weight:
- 0.71 LBS
MSRP: $176.83Now: $159.15Was: $176.83 -
On Sale
BARNETT Brake Line - Upper - Carbon Coat w/ Black Fittings - +6" 254-30-51133-6
BARNETT
MSRP: $176.83Now: $159.15Was: $176.83Stock brake lines are prone to expansion under high-pressure conditions, which compromises braking response when you need it most. The BARNETT Upper Brake Line eliminates this performance loss with a...17416563- SKU:
- 17416563
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
MSRP: $176.83Now: $159.15Was: $176.83
