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
-
DMI Deuce and Half Inner Bearing for Wide 5 CRC-3009
DIVERSIFIED MACHINE
$36.99Proper wheel bearing function is non-negotiable in high-performance racing—any play or drag directly impacts lap times and tire wear. The DMI Deuce and Half Inner Bearing is engineered to handle the extreme lateral and radial loads of competition driving...DMICRC-3009- SKU:
- DMICRC-3009
- Availability:
- Ships Same Business Day
- Weight:
- 0.42 LBS
$36.99 -
DMI Deuce and Half Inner Race for Wide 5 CRC-3008
DIVERSIFIED MACHINE
$20.99Wheel bearing races endure extreme axial and radial loads, especially on vintage military and heavy-duty vehicles like the Deuce and Half. A worn or damaged inner race compromises bearing preload, increases friction, and risks catastrophic hub...DMICRC-3008- SKU:
- DMICRC-3008
- Availability:
- Ships Same Business Day
- Weight:
- 0.24 LBS
$20.99 -
DMI Billet Hubs 5 On 5 Assy Complete CRC-2030
DIVERSIFIED MACHINE
$439.99A quality wheel hub is the foundation of your suspension geometry and brake performance—cut corners here, and you're compromising both safety and consistency on the track. The DMI Billet Hubs CRC-2030 delivers a complete, ready-to-install solution with...DMICRC-2030- SKU:
- DMICRC-2030
- Availability:
- Ships Same Business Day
- Weight:
- 14.14 LBS
$439.99Qty in Cart: 0Quantity:Price:$439.99Subtotal: -
BSB Brake Clamp Ring XD Steel 7078
BSB MANUFACTURING
$44.99If you're running a high-performance rear brake setup, your caliper needs a rock-solid mounting solution that won't flex or shift under heavy braking loads. The BSB Brake Clamp Ring XD Steel 7078 delivers the rigidity and reliability required for...BSB7078- SKU:
- BSB7078
- Availability:
- Ships Same Business Day
- Weight:
- 1.59 LBS
$44.99 -
BSB Brake Bracket Metric XD Steel 7076
BSB MANUFACTURING
$34.99A worn or compromised brake bracket directly impacts your vehicle's stopping power and safety under load. The BSB Brake Bracket Metric XD Steel 7076 delivers the rigidity and precision fit you need for confident braking performance, whether you're on the...BSB7076- SKU:
- BSB7076
- Availability:
- Ships Same Business Day
- Weight:
- 1.64 LBS
$34.99 -
Argo Brake Bracket Kit Pacer GM Metric Caliper 10.5in AU929-10.5
ARGO MANUFACTURING
$71.99If you're running a hybrid rotor setup on your GM metric calipers, proper brake bracket fitment is non-negotiable for safety and consistent stopping performance. The Argo Pacer bracket kit eliminates guesswork with precision engineering designed...ARGAU929-10.5- SKU:
- ARGAU929-10.5
- Availability:
- Ships Same Business Day
- Weight:
- 2.14 LBS
$71.99 -
Allstar Performance 1 Ton Bearing Set Std Finish ALL72313
ALLSTAR PERFORMANCE
$66.99Proper wheel bearing function is critical to maintaining vehicle stability, handling precision, and brake performance under racing conditions. This complete tapered roller bearing set eliminates guesswork by pairing matched inner and outer races with...ALL72313- SKU:
- ALL72313
- Availability:
- Ships Same Business Day
- Weight:
- 1.56 LBS
$66.99 -
Allstar Performance Brake Bias Adjuster Short Crank Type 3/8 Blk ALL42077
ALLSTAR PERFORMANCE
$119.99Dial in your brake bias with precision rather than guesswork. The Allstar Performance brake bias adjuster gives you real-time adjustment capability and repeatable reference settings—critical for tuning brake balance across different track conditions and...ALL42077- SKU:
- ALL42077
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
$119.99 -
Allstar Performance Brake Bias Adjuster Short 3/8in Black ALL42073
ALLSTAR PERFORMANCE
$119.99Brake bias adjustment is critical for consistent pedal feel and optimal weight transfer during hard braking—especially in competition or high-performance driving. This remote adjuster lets you dial in your brake balance on-the-fly without breaking down...ALL42073- SKU:
- ALL42073
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
$119.99Qty in Cart: 0Quantity:Price:$119.99Subtotal: -
DMI Front Seal Plate for CT-1 Complete Assy
DIVERSIFIED MACHINE
$100.00A compromised front seal is a pathway to catastrophic engine failure—coolant leaks, oil contamination, and bearing damage happen fast once this barrier fails. The DMI Front Seal Plate for CT-1 assemblies delivers OEM-grade sealing integrity with...DMIRRC-1001-KIT- SKU:
- DMIRRC-1001-KIT
- Availability:
- Usually ships within 24 hours
- Weight:
- 1.20 LBS
$100.00 -
Wide 5 Hub Inner and Outer Bearing Kit with Seal - Complete Replacement Set
J J MOTORSPORTS
$25.00Bearing wear is one of the most common failure points in high-performance racing applications, and a compromised hub bearing can cost you races or worse—wheel integrity at speed. This complete Wide 5 bearing and seal kit eliminates guesswork by bundling...RCBS-6009- SKU:
- RCBS-6009
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- Included in kit:
- (1) Outer Bearing (1) Inner Bearing (1) Hub Seal
$25.00 -
Wilwood Temperature Measuring Indicator Strips 10-pack 250-536°F 121-280°C WIL400-15671
WILWOOD
$64.57Brake temperature management is critical during high-performance driving—excessive heat reduces friction, extends stopping distance, and can lead to brake fade or failure. These Wilwood temperature strips provide real-time thermal data on your brake...WIL400-15671- SKU:
- WIL400-15671
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$64.57 -
Wilwood Bearing Cone Hub Inner Steel 1.25" ID LM67048 370-0879
WILWOOD
$11.92Wheel bearing integrity is critical to brake system performance and vehicle safety—a worn or damaged bearing cone compromises both. The Wilwood Bearing Cone Hub Inner LM67048 delivers the precision-engineered replacement you need to maintain optimal hub...WIL370-0879- SKU:
- WIL370-0879
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
$11.92 -
Wilwood Balance Bar Assembly 3/8-24 Threaded Adjuster 4.87 Length Steel WIL340-4745
WILWOOD
$67.97Brake bias adjustment is critical for achieving optimal weight transfer and stopping performance across different racing conditions. This Wilwood Balance Bar Assembly gives you precise, repeatable control over front-to-rear brake distribution without...WIL340-4745- SKU:
- WIL340-4745
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
$67.97 -
Wilwood 60 Degree Tru-Bar Brake Pedal Assembly 1.48:1 Ratio Reverse Mount WIL340-14380
WILWOOD
$323.85Brake bias control wins races. The Wilwood 60 Degree Tru-Bar gives you on-track adjustability to dial in your braking balance without leaving the cockpit, while its 60-degree mounting angle solves tight packaging challenges in modern race cars. With a 1...WIL340-14380- SKU:
- WIL340-14380
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
$323.85 -
Wilwood Balance Bar Assembly Grooved Rod with Bearing 3/8-24 Thread 4.88" Length 330-12750
WILWOOD
$26.39Brake bias adjustment is critical in racing—too much front bias causes understeer, too much rear causes spins. The Wilwood Balance Bar Assembly Grooved Rod delivers the precise, repeatable adjustments you need to dial in your brake balance on the fly,...WIL330-12750- SKU:
- WIL330-12750
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
$26.39 -
Wilwood aluminum caliper bracket spacer 0.420" length 300-7639
WILWOOD
$3.51Precision brake caliper positioning is critical for even pad wear, consistent stopping power, and optimal rotor clearance—especially in high-performance applications. The Wilwood aluminum caliper bracket spacer provides the exact offset adjustment you...WIL300-7639- SKU:
- WIL300-7639
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
$3.51 -
Wilwood Adapter Rotor Dynamic Mnt 8x7.00in Starlite WIL300-14294
WILWOOD
$139.68If you're running a Wide 5 hub setup and need to upgrade to modern brake technology, this Wilwood adapter rotor is your solution for seamless compatibility without fabrication headaches. The precision-engineered adapter allows you to bolt direct-mount...WIL300-14294- SKU:
- WIL300-14294
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
$139.68 -
Wilwood Hub Shield 6in Diameter 5mm Thick 5x4.50 4.75 5.00 WIL300-11961
WILWOOD
$19.33Excessive heat at the wheel hub degrades brake performance and compromises component longevity during sustained high-speed driving or track work. The Wilwood Hub Shield provides thermal protection for your hubs while maintaining brake cooling efficiency,...WIL300-11961- SKU:
- WIL300-11961
- Availability:
- Ships Same Business Day
- Weight:
- 1.18 LBS
$19.33 -
Wilwood 0.875" Compact Master Cylinder with 3/8-24 Banjo Outlet 260-13621
WILWOOD
$110.06When your brake system is cramped for space but can't compromise on pressure consistency, the Wilwood 0.875" Compact Master Cylinder delivers full hydraulic performance in a footprint that actually fits. Its 1.12-inch piston stroke generates the same...WIL260-13621- SKU:
- WIL260-13621
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
$110.06
