Motorcycle Handlebar Master Cylinders

Sort by

American Prime Mfg. Brake/Mechanical Clutch Control Kit for 1 inch Handlebars - 9/16 inch Bore - Polished
5 reviews $366.14

American Prime Mfg. Brake/Mechanical Clutch Control Kit for 1 inch Handlebars - 11/16 inch Bore - Polished
1 review $366.14

American Prime Mfg. Brake/Mechanical Clutch Control Kit for 1 inch Handlebars - 9/16 inch Bore - Black
$368.63

Kustom Tech DeLuxe 1 inch Master Cylinder Polished Aluminum & Brass
15 reviews $448.14

American Prime Mfg. Brake/Mechanical Clutch Control Kit for 1 inch Handlebars - 9/16 inch Bore - Chrome
$394.30

Performance Machine 1 inch Contour Billet Brake Master Cylinder 11/16" Bore - Chrome
$461.95

Cycle Standard Front Brake Master Cylinder Assembly - Black - Single Disc 1996-2017 Models (EXCEPT 15-17 Softail, 08-17 Dressers, Trike, 04-17 XL)
$194.71

Kustom Tech DeLuxe 1 inch Master Cylinder Polished Aluminum
9 reviews $470.03

Cycle Standard Brake/Mechanical Clutch Controls Kit - Chrome - 1999-2007 Harley-Davidson FLT/FLHX/FLHT/FLTR/FLHR
$272.41

American Prime Mfg. Brake/Mechanical Clutch Control Kit for 1 inch Handlebars - 11/16 inch Bore - Black
$368.63

Kustom Tech Classic 7/8 inch Master Cylinder - Black
$517.14

Kustom Tech Classic 1 inch Master Cylinder - Raw Aluminum
2 reviews $424.31

Kustom Tech Grimeca Master Cylinder - Polished Aluminum - 1 inch Handlebars - 14mm piston
2 reviews $388.65

Cycle Standard Brake/Mechanical Clutch Controls Kit - Black - 1999-2007 Harley-Davidson FLT/FLHX/FLHT/FLTR/FLHR
$333.96

Lowbrow Customs Finned Master Cylinder Cover - 1982 - 2005 Harley-Davidson #45004-85
21 reviews $32.26

Cycle Standard Front Brake Master Cylinder Assembly - Chrome - Single Disc 1996-2017 Models (EXCEPT 15-17 Softail, 08-17 Dressers, Trike, 04-17 XL)
2 reviews $188.86 $230.05

Kustom Tech Rebuild Kit for 14mm Kustom Tech Brake or Clutch Master Cylinder
2 reviews $52.61

American Prime Mfg. 9/16 inch Master Cylinder Rebuild Kit For All American Prime Mfg Master Cylinders
$32.94

Cycle Standard Master Cylinder Rebuild Kit Replaces Harley-Davidson OEM #42382-87A
3 reviews $61.65

American Prime Mfg. 7/16 inch Master Cylinder Rebuild Kit For All American Prime Mfg Master Cylinders
$32.94

American Prime Mfg. 11/16 inch Master Cylinder Rebuild Kit For All American Prime Mfg Master Cylinders
$32.94

American Prime Mfg. Replacement Master Cylinder Gasket For All American Prime Mfg. Hand Controls
$6.66

American Prime Mfg. Brake/Mechanical Clutch Control Kit for 1 inch Handlebars - 11/16 inch Bore - Chrome
$394.30

American Prime Mfg. Brake/Mechanical Clutch Control Kit for 1 inch Handlebars - 7/16 inch Bore - Polished
$366.14

American Prime Mfg. Brake/Mechanical Clutch Control Kit for 1 inch Handlebars - 7/16 inch Bore - Chrome
$394.30

American Prime Mfg. Brake/Mechanical Clutch Control Kit for 1 inch Handlebars - 7/16 inch Bore - Black
$368.63

Performance Machine 1 inch Contour Billet Brake Master Cylinder 9/16" Bore - Chrome
$461.95

Kustom Tech Classic 7/8 inch Master Cylinder Polished Aluminum - 12 mm Bore
1 review $450.79

Kustom Tech Classic 1 inch Master Cylinder Polished Aluminum - 12 mm Bore
$447.34

GMA Engineering 1 inch Brake Master Cylinder Assembly - Black - 5/8 inch Bore
$363.38

GMA Engineering 1 inch Brake Master Cylinder Assembly - Chrome - 5/8 inch Bore
$395.38

GMA Engineering 1 inch Brake Master Cylinder Assembly - Polished Aluminum - 5/8 inch Bore
3 reviews $336.15

Kustom Tech Grimeca Master Cylinder Brake Light Switch
1 review $22.41

Kustom Tech Seventies 1 inch Master Cylinder - Black
1 review $518.04

Kustom Tech Seventies 1 inch Master Cylinder - Polished Aluminum
2 reviews $461.12

Kustom Tech Deluxe 7/8 inch Master Cylinder - Polished Aluminum & Brass
3 reviews $461.22

Kustom Tech Classic 1 inch Master Cylinder - Black
1 review $500.62

Colony #8784-4 Sprocket Cover Allen Screw Kit 1971-1976 Harley-Davidson Sportster - Chrome Plated
$7.45

Kustomtech Grimeca Master Cylinder - Black - 1 inch Handlebars - 14mm piston — Kustom Tech Grimeca Master Cylinder - Black - 1 inch Handlebars - 14mm piston
1 review $319.19

Kustom Tech DeLuxe 1 inch Master Cylinder Raw Aluminum
1 review $423.09

Kustom Tech Classic 1 inch Master Cylinder Polished Aluminum - 14 mm Bore
9 reviews $452.11

Master Your Brakes with a Motorcycle Master Cylinder Your motorcycle brake master cylinder powers your front brakes. This handlebar device turns lever pulls into hydraulic pressure, pushing the brake pad against the rotor to stop your bike. A faul...

Master Your Brakes with a Motorcycle Master Cylinder

Your motorcycle brake master cylinder powers your front brakes. This handlebar device turns lever pulls into hydraulic pressure, pushing the brake pad against the rotor to stop your bike. A faulty cylinder risks weak or no brakes, endangering your safety. At Lowbrow Customs, our aftermarket motorcycle front brake master cylinders ensure sharp, reliable braking for every ride.

Keep Your Brakes Sharp: Tips and Upgrades

A dependable motorcycle front master cylinder is critical for safety, but wear or leaks can dull your stopping power. Keep your brakes razor-sharp with these steps:

Check for Issues: Every 3-4 months, inspect for soft levers, fluid leaks, or weak response, especially on hard-ridden Harleys or choppers.
Maintain Fluid: Use brake fluid suited to your bike, like DOT 4 or 5.1. Replace every 12-18 months to prevent contamination, or yearly for heavy use.
Clean the Reservoir: Wipe out grime to keep fluid pure, avoiding sluggish brakes.
Choose the Right Fit: Pick a cylinder for your 7/8” or 1” handlebar, or try our Kustom Tech™ for style and precision.
Upgrade or Rebuild: Refresh with our rebuild kits or watch our install the master cylinder cover guide for a crisp setup.

These steps keep your brakes razor-sharp, giving you full control and confidence on every ride.

Why Lowbrow Customs for Master Cylinders

Our love for bikes fuels our craft, delivering brake master cylinder assemblies that blend quality and style. Our Kustom Tech™ cylinders, with 14mm bores, fit Harley-Davidson, choppers, or bobbers, using DOT 4 or 5.1 fluid. Finished in chrome, black, or brass, they’re tested on our builds for durability. Our universal motorcycle brake master cylinders and rebuild kits guarantee a perfect fit. Shop our motorcycle brake parts for:

Free Shipping: Orders over $99 ship free
90-Day Returns: Return within 90 days, no hassle
Tech Support: Get expert advice and install guides

Craft your dream ride with our trusted motorcycle brake parts today!

Read less

Related information

STAY CONNECTED
WITH LOWBROW

NO SPAM, EVER. JUST GREAT STUFF. YOUR INFO IS NEVER SHARED.