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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Allstar Performance Disc Brake Kit Mustang II 5 on 4.75in BC ALL42029
ALLSTAR PERFORMANCE
$384.99If you're running a Mustang II with aging or inadequate braking performance, this Allstar disc brake kit delivers the stopping power and reliability you need for both street and track applications. The 11-inch plain iron rotor paired with a single-piston...ALL42029- SKU:
- ALL42029
- Availability:
- Ships Same Business Day
- Weight:
- 67.27 LBS
$384.99 -
Allstar Performance Disc Brake Kit Mustang II 5 on 4.5in BC ALL42024
ALLSTAR PERFORMANCE
$369.99If you're running a Mustang II with aging or marginal braking performance, this Allstar disc brake kit delivers the stopping power and reliability you need for both street and track applications. The single-piston caliper design provides consistent,...ALL42024- SKU:
- ALL42024
- Availability:
- Ships Same Business Day
- Weight:
- 67.67 LBS
$369.99 -
Allstar Performance Master Cylinder 1-1/4in Bore 3/8in/1/2in Ports ALL41064
ALLSTAR PERFORMANCE
$95.99A reliable master cylinder is the foundation of any braking system—without it, you've got no hydraulic pressure and no stopping power. The Allstar Performance Master Cylinder delivers consistent, predictable brake feel with a proven 1-1/4" bore design...ALL41064- SKU:
- ALL41064
- Availability:
- Ships Same Business Day
- Weight:
- 8.47 LBS
$95.99 -
Allstar Performance Master Cylinder 1in Bore 1/2in/9/16in Ports Cast ALL41062
ALLSTAR PERFORMANCE
$79.99A reliable master cylinder is the foundation of any braking system—without proper hydraulic pressure modulation, you're compromising safety and consistency lap after lap. The Allstar Performance ALL41062 delivers the straightforward, proven design that...ALL41062- SKU:
- ALL41062
- Availability:
- Ships Same Business Day
- Weight:
- 10.18 LBS
$79.99 -
Allstar Performance Master Cylinder 1in Bore 3/8in Ports Aluminum ALL41061
ALLSTAR PERFORMANCE
$135.99A master cylinder is the foundation of any reliable braking system—it converts your foot pressure into hydraulic force that stops your vehicle. The Allstar Performance Master Cylinder delivers consistent, predictable brake response with a robust aluminum...ALL41061- SKU:
- ALL41061
- Availability:
- Ships Same Business Day
- Weight:
- 5.64 LBS
$135.99 -
Allstar Performance Master Cylinder 1in Bore 3/8in Ports Cast Iron ALL41060
ALLSTAR PERFORMANCE
$79.99A responsive braking system starts with a quality master cylinder that converts pedal pressure into reliable hydraulic force. The Allstar Performance Master Cylinder delivers consistent, predictable brake modulation through a cast-iron body designed to...ALL41060- SKU:
- ALL41060
- Availability:
- Ships Same Business Day
- Weight:
- 10.20 LBS
$79.99 -
Allstar Performance Brake Pedal Rod 9in 3/8in-24 ALL41028
ALLSTAR PERFORMANCE
$20.99A properly functioning brake pedal linkage is critical for consistent pedal feel and reliable braking performance—especially in high-demand racing and competition environments. The Allstar Performance Brake Pedal Rod delivers precision engineering with...ALL41028- SKU:
- ALL41028
- Availability:
- Ships Same Business Day
- Weight:
- 0.49 LBS
$20.99 -
Allstar Performance Brake Pedal Rod 4-3/4in 3/8in-24 ALL41027
ALLSTAR PERFORMANCE
$11.99A quality brake pedal rod is the foundation of responsive, consistent pedal feel—especially critical when you're pushing your machine to the limit. The Allstar Performance Brake Pedal Rod delivers the precision fit and durability demanded by racers and...ALL41027- SKU:
- ALL41027
- Availability:
- Ships Same Business Day
- Weight:
- 0.23 LBS
$11.99 -
AFCO brake rotor rear 11.5in 5 x 4.5/4.75in 9850-6600
AFCO RACING PRODUCTS
$54.99When you're pushing your vehicle to the limit on the track or road, your braking system is the final line between control and catastrophe. The AFCO Brake Rotor Rear delivers the thermal stability and consistent bite you need for repeated hard stops...AFC9850-6600- SKU:
- AFC9850-6600
- Availability:
- Ships Same Business Day
- Weight:
- 13.33 LBS
$54.99 -
AFCO Master Cylinder Lid Kit with Lid Gasket for Integral Master Cylinders 6690048
AFCO RACING PRODUCTS
$14.99A compromised master cylinder seal can mean brake fluid contamination, air ingestion, and catastrophic system failure—especially in racing applications where every braking event matters. The AFCO Master Cylinder Lid Kit delivers a complete sealing...AFC6690048- SKU:
- AFC6690048
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
$14.99 -
AFCO F44 Forged Aluminum GM Metric Brake Caliper 2.5" Piston 6630510
AFCO RACING PRODUCTS
$172.99If you're running a GM Metric brake setup, caliper selection directly impacts your stopping power and brake feel. The AFCO F44 delivers the thermal dissipation and modulation you need for sustained hard braking, whether you're on the track or pushing...AFC6630510- SKU:
- AFC6630510
- Availability:
- Ships Same Business Day
- Weight:
- 3.60 LBS
$172.99 -
Winters rear magnesium Wide 5 hub with 24-spline drive flange bearings hardware wheel studs black K4045
WINTERS
$334.99If you're running a dedicated rear-wheel-drive race car, hub weight and thermal management directly impact your lap times and brake longevity. The Winters 007 Wide 5 magnesium hub reduces unsprung mass while dissipating heat more effectively than...WINK4045- SKU:
- WINK4045
- Availability:
- Ships Same Business Day
- Weight:
- 9.73 LBS
- MFG Part #:
- K4045
$334.99 -
Winters 5 Spoke Perm.Mold Hub WIN6690
WINTERS
$114.99If you're running a wide 5 bolt pattern, you need a hub that delivers precision fitment and reliable performance lap after lap. The Winters 5 Spoke Perm.Mold Hub WIN6690 is engineered for front or rear applications, offering the structural integrity...WIN6690- SKU:
- WIN6690
- Availability:
- Ships Same Business Day
- Weight:
- 8.59 LBS
- MFG Part #:
- 6690
$114.99 -
Winters Wide 5 Front Dust Cap 8-Bolt Aluminum Black Anodized 5094BK
WINTERS
$12.99Unprotected drive flanges on Wide 5 hubs invite premature wear from dust, moisture, and debris—especially critical in racing and high-performance applications where component longevity directly impacts reliability. This Winters dust cap seals out...WIN5094BK- SKU:
- WIN5094BK
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- 5094BK
$12.99 -
Winters Wide 5 Front Hub Kit 2-7/8" Spindle Aluminum Polished WIN3750F
WINTERS
$336.99If you're running Wide 5 wheels on your race car, your front hub assembly directly impacts steering response, brake cooling, and overall suspension geometry. The Winters 2-7/8" spindle hub delivers a complete, bolt-together solution with...WIN3750F- SKU:
- WIN3750F
- Availability:
- Ships Same Business Day
- Weight:
- 9.11 LBS
- MFG Part #:
- 3750F
$336.99 -
Winters Aluminum Dust Cap 2-7/8 Front Hub 5-Bolt Black Anodized WIN3289
WINTERS
$11.99A quality dust cap isn't just cosmetic—it keeps contaminants out of your wheel bearings and protects critical hub components from moisture and debris. The Winters aluminum construction delivers lightweight durability without compromising structural...WIN3289- SKU:
- WIN3289
- Availability:
- Ships Same Business Day
- Weight:
- 0.24 LBS
- MFG Part #:
- 3289
$11.99Qty in Cart: 0Quantity:Price:$11.99Subtotal: -
Winters Bearing Spacer Inner Wide 5 2-7/8in Hub WIN3262
WINTERS
$34.99Proper bearing preload is critical to wheel reliability during high-stress racing conditions, and inadequate spacing will accelerate bearing wear and compromise handling. The Winters Bearing Spacer Inner Wide 5 maintains precise preload geometry,...WIN3262- SKU:
- WIN3262
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MFG Part #:
- 3262
$34.99 -
Winters Bearing & Race Outer Wide 5 1 Ton WIN12306
WINTERS
$34.99Proper wheel bearing maintenance is critical for both track reliability and safety—a worn or failing bearing can lead to wheel lockup, hub damage, or catastrophic failure at speed. The Winters Bearing & Race Outer Wide 5 is engineered to handle extreme...WIN12306- SKU:
- WIN12306
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- MFG Part #:
- 12306
$34.99 -
Winters Bearing & Race Inner Wide 5 1 Ton 12305
WINTERS
$38.99If you're running a 1 Ton Wide 5 hub setup, the quality of your wheel bearings directly impacts both safety and consistency under load. The Winters Bearing & Race Inner Wide 5 1 Ton is a tapered roller bearing engineered to handle the demanding...WIN12305- SKU:
- WIN12305
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- MFG Part #:
- 12305
$38.99 -
Winters Front Trackstar 10 Hub Kit with Screw-in Cap Aluminum Black Anodized WIN12240
WINTERS
$548.99A quality front hub kit is fundamental to reliable track performance—it's where your wheel connects to your suspension, and any play or flex here compromises braking, handling, and overall safety. The Winters Trackstar 10 delivers a complete solution...WIN12240- SKU:
- WIN12240
- Availability:
- Ships Same Business Day
- Weight:
- 10.00 LBS
- MFG Part #:
- 12240
$548.99
