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 adjustable proportioning valve 3/8-24 IF inlet and outlet 100-1000 psi WIL260-10922
WILWOOD
$53.29The Wilwood Adjustable Proportioning Valve is engineered to provide precise brake pressure metering, enhancing braking performance and balance. Its compact forged billet design ensures durability and strength, making it a reliable choice for...WIL260-10922- SKU:
- WIL260-10922
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MFG Part #:
- 260-10922
$53.29 -
Wilwood 1in Short Remote Master Cylinder Rebuild Kit 260-10517
WILWOOD
$29.92This comprehensive rebuild kit is designed for Wilwood's 1-inch bore compact remote master cylinders, providing all necessary components for maintenance and repair. It includes a piston, seals, pushrod, snap ring, and a replacement dust boot assembly,...WIL260-10517- SKU:
- WIL260-10517
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- MFG Part #:
- 260-10517
$29.92 -
Wilwood 7/8in Remote Reservoir Master Cylinder Rebuild Kit 260-10516
WILWOOD
$29.92This comprehensive rebuild kit is designed for Wilwood's 7/8-inch bore remote reservoir master cylinders, including models such as 260-10374, 260-12387, and 260-13621. It includes all necessary components for maintenance and repair, ensuring optimal...WIL260-10516- SKU:
- WIL260-10516
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MFG Part #:
- 260-10516
$29.92 -
Wilwood 3/4in Short Remote Master Cylinder Rebuild Kit 260-10514
WILWOOD
$29.92This comprehensive rebuild kit is designed for Wilwood's 3/4-inch bore compact remote reservoir master cylinders, including models 260-10372, 260-12385, and 260-13619. It includes all necessary components to restore your master cylinder to optimal...WIL260-10514- SKU:
- WIL260-10514
- Availability:
- Ships Same Business Day
- Weight:
- 0.27 LBS
- MFG Part #:
- 260-10514
$29.92 -
Wilwood 5/8in Short Remote Master Cylinder Rebuild Kit 260-10513
WILWOOD
$29.92This comprehensive rebuild kit is designed for Wilwood's 5/8-inch bore remote reservoir master cylinders, ensuring optimal performance and longevity. It includes all essential components for maintenance and repair, facilitating a straightforward...WIL260-10513- SKU:
- WIL260-10513
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MFG Part #:
- 260-10513
$29.92 -
Wilwood 4 oz Remote Mount Reservoir Kit with 30" Hose WIL260-10500
WILWOOD
$39.57The Wilwood Reservoir Kit Remote Mount 4.0oz is a high-quality master cylinder reservoir designed for remote mounting applications. Constructed from durable, high-strength plastic, this 4-ounce reservoir ensures reliable brake fluid storage and easy...WIL260-10500- SKU:
- WIL260-10500
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- MFG Part #:
- 260-10500
$39.57 -
Wilwood compact master cylinder 1-1/8 inch bore 1.12 inch stroke black e-coat 260-10376
WILWOOD
$114.61The Wilwood Master Cylinder Kit Short 1-1/8in is engineered for applications where space is limited but high braking performance is essential. Its compact design, measuring just 3.375 inches in length, provides 2.16 inches of additional clearance between...WIL260-10376- SKU:
- WIL260-10376
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
- MFG Part #:
- 260-10376
$114.61 -
Wilwood Compact Master Cylinder 1in Bore 1.12in Stroke Black E-Coated Aluminum WIL260-10375
WILWOOD
$106.64The Wilwood Master Cylinder Kit Short 1in is engineered for applications with limited space, offering the performance of a full-size master cylinder in a compact design. Its 1-inch bore and 1.120-inch stroke ensure reliable braking performance, while the...WIL260-10375- SKU:
- WIL260-10375
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
- MFG Part #:
- 260-10375
$106.64 -
Wilwood Compact Master Cylinder Kit 7/8in Bore 1.120in Stroke Aluminum Black Finish 260-10374
WILWOOD
$106.64The Wilwood Master Cylinder Kit Short 7/8in is engineered for applications with limited space, offering the performance of a full-size master cylinder in a compact design. Its 7/8-inch bore and 1.120-inch stroke ensure reliable braking performance, while...WIL260-10374- SKU:
- WIL260-10374
- Availability:
- Ships Same Business Day
- Weight:
- 2.49 LBS
- MFG Part #:
- 260-10374
$106.64 -
Wilwood Compact Combination Master Cylinder Kit 13/16" Bore with Remote Reservoir 260-10373
WILWOOD
$114.61The Wilwood Master Cylinder Kit Short 13/16in is engineered for applications with limited space, offering the performance of a full-size master cylinder in a compact design. Its 13/16-inch bore and 1.120-inch stroke ensure efficient braking performance,...WIL260-10373- SKU:
- WIL260-10373
- Availability:
- Ships Same Business Day
- Weight:
- 1.94 LBS
- MFG Part #:
- 260-10373
$114.61 -
Wilwood Compact Master Cylinder Kit 3/4in Bore Black E-Coated Aluminum 260-10372
WILWOOD
$106.64The Wilwood Master Cylinder Kit Short 3/4in is engineered for applications with limited space, offering the performance of a full-size master cylinder in a compact design. Its 3/4-inch bore and 1.120-inch stroke ensure reliable braking performance, while...WIL260-10372- SKU:
- WIL260-10372
- Availability:
- Ships Same Business Day
- Weight:
- 2.36 LBS
- MFG Part #:
- 260-10372
$106.64 -
Wilwood Compact Remote Master Cylinder Inlet Adapter Black Plastic 260-10264
WILWOOD
$5.21The Wilwood Inlet Adapter is a replacement component designed for Wilwood's Compact Remote Master Cylinders. Constructed from durable black plastic, this adapter ensures a secure connection between the master cylinder and the remote reservoir,...WIL260-10264- SKU:
- WIL260-10264
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- MFG Part #:
- 260-10264
$5.21 -
Wilwood Caliper Mounting Kit with Bracket for SL6R and SL4R Calipers 3.50" Mount 250-6309
WILWOOD
$90.07This Wilwood Caliper Mounting Kit is designed to securely attach Forged Superlite Radial Mount (SL6R) calipers to a 3.50-inch center-to-center lug mount. Constructed from high-strength billet aluminum and finished with a black anodized coating, this kit...WIL250-6309- SKU:
- WIL250-6309
- Availability:
- Ships Same Business Day
- Weight:
- 0.62 LBS
- MFG Part #:
- 250-6309
$90.07 -
Wilwood Tandem Master Cylinder to Single Pedal Adapter Kit WIL250-3677
WILWOOD
$58.15The Wilwood Tandem Bracket Adapter WIL250-3677 is a precision-engineered kit designed to facilitate the conversion from a vertical 2.25-inch center mount to a horizontal 3.22-inch spread, enabling the use of tandem master cylinders with single pedal...WIL250-3677- SKU:
- WIL250-3677
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- MFG Part #:
- 250-3677
$58.15 -
Wilwood Caliper Mounting Kit GN6R 3.50in Radial Mount Aluminum Black Anodized 250-14046
WILWOOD
$90.07This Wilwood caliper mounting kit is designed to adapt spindles configured for 3.50-inch bolt center lug mount Superlite series calipers to accept GN6R radial mount calipers with original diameter rotors. Constructed from high-strength aluminum and...WIL250-14046- SKU:
- WIL250-14046
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- MFG Part #:
- 250-14046
$90.07 -
Wilwood caliper shim 10-pack 0.015-inch thick 7/16-inch hole 240-4387
WILWOOD
$15.79Enhance your braking system's performance with the Wilwood Caliper Shim set. Designed to provide precise spacing between the brake caliper and rotor, these shims ensure optimal pad engagement and reduce vibration. Constructed from durable steel, they are...WIL240-4387- SKU:
- WIL240-4387
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- MFG Part #:
- 240-4387
$15.79 -
Wilwood brake caliper shim 10-pack 0.063-inch thick 7/16-inch hole 240-4386
WILWOOD
$10.04Enhance your braking system's performance with the Wilwood Caliper Shim set. Designed to provide precise caliper alignment, these shims ensure optimal pad contact and consistent braking force. Constructed from durable steel, they offer long-lasting...WIL240-4386- SKU:
- WIL240-4386
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- MFG Part #:
- 240-4386
$10.04 -
Wilwood caliper shim 10-pack 0.032-inch thick 7/16-inch hole 240-4385
WILWOOD
$14.04Enhance your braking system's performance with the Wilwood Caliper Shim set. Designed to provide precise spacing between the brake caliper and mounting surface, these shims ensure optimal pad alignment and consistent braking force. Constructed from...WIL240-4385- SKU:
- WIL240-4385
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- 240-4385
$14.04 -
Wilwood caliper shim 10pk 0.8128mm thick 9.525mm ID 240-4384
WILWOOD
$10.04Enhance your braking system's performance with Wilwood's Caliper Shim Kit, designed to provide precise caliper alignment and reduce vibration. This set includes ten shims, each measuring 0.375 inches in inner diameter, 0.875 inches in outer diameter, and...WIL240-4384- SKU:
- WIL240-4384
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- 240-4384
$10.04 -
Wilwood Bleeder Screw Kit 10mm x 1.0 Thread Brass Set of 4 220-6069
WILWOOD
$19.33The Wilwood Bleeder Screw Kit WIL220-6069 is designed for efficient brake maintenance, featuring four brass bleeder screws with a 10 mm x 1.00 thread size. These screws are ideal for use with select Wilwood calipers that utilize metric bleed screw bodies...WIL220-6069- SKU:
- WIL220-6069
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MFG Part #:
- 220-6069
$19.33
