Brakes
Circle Track Brakes & Components for IMCA, Late Models at JJ Motorsports
Achieve precise stopping power and superior control on the track with premium circle track brakes from JJ Motorsports. Our selection includes brake kits, rotors, hubs, calipers, master cylinders, and cooling systems designed for late models, modifieds, street stocks, and IMCA dirt racing. Built for reliability, high performance, and durability under intense racing conditions, these components ensure consistent braking and safety.
Shop trusted brands like Wilwood for top-quality hubs and rotors. Explore related categories such as circle track suspension and components for handling upgrades or circle track air and fuel for engine performance.
Top Circle Track Brake Products
- IMCA Mustang II Spindles with Hybrid 10" Rotor Kit 5x5 – Kit includes LH & RH IMCA Mustang II spindles, caliper brackets, hardware, rotor bearings, seals, and 10" hybrid style rotors with studs; ideal for IMCA dirt modifieds with 5x5 bolt pattern.
- Aluminum Wilwood Wide 5 Front Wheel Hub, Low-Drag REM Bearings, Races, Kit – Kit features Wilwood Starlite 55 hub assembly with studs, REM finished inner/outer bearings, low-drag seal, and bearing races; aluminum construction for wide 5 applications.
- 5x5 Grand National Full Floating Rear End Hub Kit – Lightweight Steel with Bearings & Hardware – Lightweight steel hub with black oxide coating, 5x5 bolt pattern, 24-spline drive flange, 2.5-inch ID tapered bearings, seals, and hardware; fits full floater rear axles with 2.5-inch ends.
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
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Wilwood Starlite 55 Rear Hub 5-Bolt Wide 5 Aluminum Black E-Coat 270-6513BC
WILWOOD
$202.85If you're running stock cars or late-model dirt racing, your rear hub needs to handle extreme lateral loads and repeated thermal cycles without adding unnecessary rotational mass. The Wilwood Starlite 55 delivers aircraft-grade aluminum construction that...WIL270-6513BC- SKU:
- WIL270-6513BC
- Availability:
- Ships Same Business Day
- Weight:
- 8.65 LBS
- MFG Part #:
- 270-6513BC
$202.85 -
Wilwood Drive Flange Dust Cap Steel Black 3 x 2.00 in Bolt Pattern 270-2265
WILWOOD
$12.26Your wheel hub's longevity depends on keeping contaminants and moisture at bay. This Wilwood dust cap seals your Starlite 5 or Starlite 55 hub against the elements while you're pushing limits on the track or the street. It's a small component that...WIL270-2265- SKU:
- WIL270-2265
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MFG Part #:
- 270-2265
$12.26 -
Wilwood Starlite 55XD Front Hub Wide 5 Aluminum Black E-Coat 270-12127C
WILWOOD
$273.45The Wilwood Starlite 55XD Front Hub delivers the strength and precision required for serious racing without compromising on weight savings. Its intelligent rotor mount design reduces deflection and stress on the hub body, translating to more consistent...WIL270-12127C- SKU:
- WIL270-12127C
- Availability:
- Ships Same Business Day
- Weight:
- 8.70 LBS
- MFG Part #:
- 270-12127C
$273.45 -
Wilwood Electric Brake Shut-Off Valve 12V 5A Solenoid Activated 260-9921
WILWOOD
$197.57If you're running a dedicated race car with a custom brake system, pressure lockup during clutch dumps or sudden deceleration can compromise safety and component integrity. The Wilwood Electric Brake Shut-Off Valve 260-9921 gives you direct control over...WIL260-9921- SKU:
- WIL260-9921
- Availability:
- Ships Same Business Day
- Weight:
- 0.93 LBS
- MFG Part #:
- 260-9921
$197.57 -
Wilwood adjustable lever-style proportioning valve 100-1000 PSI 1/8-27 NPT WIL260-8420
WILWOOD
$105.81Brake bias adjustment is critical for extracting maximum performance from your racing setup, and guesswork has no place in your brake system. The Wilwood adjustable proportioning valve gives you six preset positions to dial in the perfect front-to-rear...WIL260-8420- SKU:
- WIL260-8420
- Availability:
- Ships Same Business Day
- Weight:
- 0.51 LBS
- MFG Part #:
- 260-8420
$105.81 -
Wilwood Tandem Master Cylinder 1in Bore 1.10in Stroke Aluminum Kit 260-7563
WILWOOD
$207.28A properly sized master cylinder is the foundation of any high-performance braking system—it directly determines your pedal feel, modulation, and stopping power. The Wilwood Tandem Master Cylinder delivers the hydraulic output you need for four-wheel or...WIL260-7563- SKU:
- WIL260-7563
- Availability:
- Ships Same Business Day
- Weight:
- 4.42 LBS
- MFG Part #:
- 260-7563
$207.28 -
Wilwood High Volume Aluminum Master Cylinder Rebuild Kit 1in Bore 260-6900
WILWOOD
$40.50Brake system reliability depends on properly maintained master cylinder seals and components—this rebuild kit keeps your Wilwood 1-inch bore master cylinder performing at peak efficiency without replacing the entire unit. Whether you're diagnosing a soft...WIL260-6900- SKU:
- WIL260-6900
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- MFG Part #:
- 260-6900
$40.50 -
Wilwood Master Cylinder Rebuild Kit 7/8" Bore Dust Boot Lid Gasket Piston Pushrod Seals Snap Ring 260-6899
WILWOOD
$40.50Master cylinder seals degrade over time, causing spongy pedal feel and potential brake fluid leakage—both dangerous on track or street. This Wilwood rebuild kit gives you a cost-effective alternative to replacing the entire master cylinder, restoring...WIL260-6899- SKU:
- WIL260-6899
- Availability:
- Ships Same Business Day
- Weight:
- 0.51 LBS
- MFG Part #:
- 260-6899
$40.50 -
Wilwood Master Cylinder Rebuild Kit 3/4" Bore Dust Boot Lid Gasket Piston Pushrod Seals Snap Ring 260-6898
WILWOOD
$40.50Master cylinder seals wear down over time—loss of pressure, spongy pedal feel, and brake fade are tell-tale signs your Wilwood master cylinder needs attention. This rebuild kit gives you everything required for a complete overhaul without the cost of...WIL260-6898- SKU:
- WIL260-6898
- Availability:
- Ships Same Business Day
- Weight:
- 0.42 LBS
- MFG Part #:
- 260-6898
$40.50 -
Wilwood Compact Master Cylinder 0.700 in Bore Integral Reservoir Aluminum WIL260-6579
WILWOOD
$85.10If you're building a high-performance brake system in a confined engine bay or custom chassis, this Wilwood master cylinder delivers the hydraulic precision you need without sacrificing valuable real estate. The compact 0.700-inch bore paired with an...WIL260-6579- SKU:
- WIL260-6579
- Availability:
- Ships Same Business Day
- Weight:
- 1.22 LBS
- MFG Part #:
- 260-6579
$85.10 -
Wilwood Compact Master Cylinder 0.75in Bore Aluminum Remote Reservoir WIL260-6089
WILWOOD
$82.56If you're running a club sport racer or small open-wheel car, brake system packaging is often your biggest constraint. This Wilwood master cylinder solves that problem with a genuinely compact footprint and intelligent stroke length that works with short...WIL260-6089- SKU:
- WIL260-6089
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- MFG Part #:
- 260-6089
$82.56 -
Wilwood Compact Master Cylinder 0.700in Bore Remote Reservoir 260-6088
WILWOOD
$82.56If you're building a race car or custom project with tight packaging constraints, you need a master cylinder that delivers full hydraulic authority without consuming valuable real estate. The Wilwood Compact Master Cylinder (0.700" bore) gives you the...WIL260-6088- SKU:
- WIL260-6088
- Availability:
- Ships Same Business Day
- Weight:
- 1.06 LBS
- MFG Part #:
- 260-6088
$82.56 -
Wilwood Compact Remote Aluminum Master Cylinder 0.625in Bore 1.4in Stroke 260-6087
WILWOOD
$82.56If you're building a race car or street machine with tight packaging constraints, the Wilwood Compact Remote Master Cylinder delivers full braking control without the footprint of traditional units. Its 0.625-inch bore and full 1.4-inch stroke give you...WIL260-6087- SKU:
- WIL260-6087
- Availability:
- Ships Same Business Day
- Weight:
- 1.08 LBS
- MFG Part #:
- 260-6087
$82.56 -
Wilwood 10.7 oz Remote Master Cylinder Reservoir WIL260-5751
WILWOOD
$13.90If you're running a Wilwood remote master cylinder setup, maintaining proper brake fluid capacity is critical to reliable stopping power and system consistency. This 10.7oz reservoir ensures you have adequate fluid volume for sustained braking...WIL260-5751- SKU:
- WIL260-5751
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- 260-5751
$13.90 -
Wilwood 1-1/16in Tandem Master Cylinder Rebuild Kit 260-4896
WILWOOD
$40.50Master cylinder seals degrade over time, compromising brake response and safety—this Wilwood rebuild kit restores your tandem master cylinder to factory performance specifications without replacing the entire assembly. Whether you're maintaining a...WIL260-4896- SKU:
- WIL260-4896
- Availability:
- Ships Same Business Day
- Weight:
- 0.87 LBS
- MFG Part #:
- 260-4896
$40.50 -
Wilwood Tandem Master Cylinder Kit 1-1/16in Bore 1.350in Stroke Aluminum 260-4894
WILWOOD
$162.56When you're pushing your vehicle to the limit—whether on the drag strip, in circle track competition, or on challenging terrain—brake response can make the difference between a win and a DNF. The Wilwood Tandem Master Cylinder Kit delivers the hydraulic...WIL260-4894- SKU:
- WIL260-4894
- Availability:
- Ships Same Business Day
- Weight:
- 3.04 LBS
- MFG Part #:
- 260-4894
$162.56 -
Wilwood 1-1/16in Tandem Master Cylinder with Integral Reservoir 260-4893
WILWOOD
$144.92Precise brake modulation separates champions from the rest of the field, and a purpose-built master cylinder is non-negotiable for high-stress racing applications. The Wilwood 1-1/16in Tandem Master Cylinder delivers consistent pedal feel and responsive...WIL260-4893- SKU:
- WIL260-4893
- Availability:
- Ships Same Business Day
- Weight:
- 2.82 LBS
- MFG Part #:
- 260-4893
$144.92 -
Wilwood 1-1/8" Master Cylinder Rebuild Kit 260-3884
WILWOOD
$32.44A master cylinder rebuild is essential maintenance for any serious racer or performance-minded mechanic—worn seals and internal components compromise braking response and safety. This Wilwood rebuild kit gives you OEM-quality components at a fraction of...WIL260-3884- SKU:
- WIL260-3884
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MFG Part #:
- 260-3884
$32.44 -
Wilwood 1in Master Cylinder Rebuild Kit Dust Boot Piston Seals Snap Ring 260-3883
WILWOOD
$32.44Master cylinder seals and pistons wear over time, leading to brake fluid leakage, reduced pedal feel, and compromised braking performance. This Wilwood rebuild kit gives you a straightforward way to restore your combination remote master cylinder to...WIL260-3883- SKU:
- WIL260-3883
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MFG Part #:
- 260-3883
$32.44 -
Wilwood 7/8" Master Cylinder Rebuild Kit WIL260-3882
WILWOOD
$32.44Master cylinder performance directly impacts braking response and safety—degraded seals and worn pistons compromise your ability to modulate pressure consistently. The Wilwood 7/8" Rebuild Kit WIL260-3882 restores your master cylinder to factory...WIL260-3882- SKU:
- WIL260-3882
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- MFG Part #:
- 260-3882
$32.44
