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 0.4 oz Remote Mount Master Cylinder Reservoir with Cap 330-4615
WILWOOD
$14.04For kart racers operating in tight cockpit spaces, the Wilwood 330-4615 remote mount reservoir eliminates the struggle of fitting a full-size master cylinder assembly while maintaining reliable hydraulic fluid containment. Its compact 0.4-ounce capacity...WIL330-4615- SKU:
- WIL330-4615
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$14.04Qty in Cart: 0Quantity:Price:$14.04Subtotal: -
Wilwood Nylon Master Cylinder Cap with Vented Diaphragm 330-16239
WILWOOD
$8.74A properly sealed master cylinder cap is critical to maintaining consistent brake pressure and preventing fluid contamination in your braking system. This Wilwood nylon cap's vented diaphragm gasket allows air pressure to equalize while keeping moisture...WIL330-16239- SKU:
- WIL330-16239
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$8.74 -
Wilwood Wide 5 Starlite 55 5-Bolt Long Stud Aluminum Hub 270-6513LS
WILWOOD
$208.14If you're building a dedicated race car or upgrading to a wide-5 wheel system, this hub is engineered to handle the demands of high-performance applications without compromising strength or adding unnecessary weight. The extended studs provide critical...WIL270-6513LS- SKU:
- WIL270-6513LS
- Availability:
- Ships Same Business Day
- Weight:
- 9.65 LBS
$208.14 -
Wilwood Wide 5 Starlite 55 Rear Hub 5-Bolt 1-Ton Long Stud 270-16772LS
WILWOOD
$224.18If you're running a Wide 5 rear end in a high-performance racing application, your hub needs to handle serious loads without adding unnecessary weight. The Wilwood Starlite 55 combines aircraft-grade aluminum construction with 1-ton bearing races to...WIL270-16772LS- SKU:
- WIL270-16772LS
- Availability:
- Ships Same Business Day
- Weight:
- 9.45 LBS
$224.18 -
Wilwood Wide 5 Starlite 55 Rear Hub 5-Bolt 1-Ton Drilled Stud 270-16772D
WILWOOD
$210.07If you're running a dedicated race car or high-performance vehicle, your rear hub needs to handle extreme loads while keeping unsprung weight to a minimum. The Wilwood Wide 5 Starlite 55 delivers aircraft-grade aluminum construction with 1-ton bearing...WIL270-16772D- SKU:
- WIL270-16772D
- Availability:
- Ships Same Business Day
- Weight:
- 8.40 LBS
$210.07Qty in Cart: 0Quantity:Price:$210.07Subtotal: -
On Sale
Wilwood Wide 5 Starlite 55 Rear Hub 5-Bolt 1-Ton Bearing Races Black 270-16772BLS
WILWOOD
MSRP: $241.84Now: $200.00Was: $241.84If you're running a dedicated race vehicle or high-performance drag setup, your rear hub needs to handle sustained lateral loads and temperature cycling without compromise. The Wilwood Wide 5 Starlite 55 delivers the lightweight strength required for...WIL270-16772BLS- SKU:
- WIL270-16772BLS
- Availability:
- Ships Same Business Day
- Weight:
- 9.65 LBS
MSRP: $241.84Now: $200.00Was: $241.84 -
Wilwood Wide 5 Starlite 55 Rear Hub 5-Bolt 1-Ton Bearing Races Black 270-16772BD
WILWOOD
$227.72If you're running a high-performance rear axle setup, your hub needs to handle serious loads without sacrificing weight savings. The Wilwood Wide 5 Starlite 55 delivers the strength of 1-ton bearing races in a lightweight aircraft aluminum package,...WIL270-16772BD- SKU:
- WIL270-16772BD
- Availability:
- Ships Same Business Day
- Weight:
- 8.70 LBS
$227.72 -
Wilwood 4oz Lightweight Remote Mount Billet Aluminum Reservoir Gray Anodized 260-16392
WILWOOD
$121.85Remote-mounted brake reservoirs eliminate clutter from your engine bay while reducing unsprung weight—critical for competition vehicles and weight-sensitive builds. Wilwood's billet aluminum construction and hard anodized finish deliver durability and...WIL260-16392- SKU:
- WIL260-16392
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
$121.85 -
Wilwood 4oz Billet Aluminum Direct Mount Reservoir Hard Anodized 260-16391
WILWOOD
$121.85If you're building a high-performance brake or clutch system in a confined engine bay, you need a reservoir that won't compromise weight or packaging. The Wilwood 4oz Billet Aluminum Direct Mount delivers exactly that—a purpose-built, lightweight...WIL260-16391- SKU:
- WIL260-16391
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$121.85 -
Wilwood 4oz Billet Aluminum Remote Mount Master Cylinder Reservoir 260-16390
WILWOOD
$117.03For track-focused builds where every ounce matters, a remote-mounted reservoir eliminates unnecessary weight while maintaining reliable brake fluid capacity. The Wilwood 4oz Billet Aluminum Remote Mount Master Cylinder Reservoir (260-16390) delivers the...WIL260-16390- SKU:
- WIL260-16390
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
$117.03 -
Wilwood 7 oz Remote Master Cylinder Reservoir Kit with 30-inch Hose 260-11098
WILWOOD
$43.96Remote brake reservoirs eliminate the need for awkward under-dash mounting and give you cleaner engine bay layouts while maintaining reliable brake fluid supply. If you're running a TM1 master cylinder in a custom or race build, this Wilwood kit delivers...WIL260-11098- SKU:
- WIL260-11098
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
$43.96 -
Wilwood Dual 4oz Aluminum Reservoir Mount Gray Anodized 250-16393
WILWOOD
$87.47Remote brake and clutch reservoirs give you layout flexibility and cleaner engine bay aesthetics, but only if they're mounted securely with proper support. The Wilwood Dual 4oz Aluminum Reservoir Mount provides a robust, purpose-built bracket that holds...WIL250-16393- SKU:
- WIL250-16393
- Availability:
- Ships Same Business Day
- Weight:
- 0.34 LBS
$87.47 -
Wilwood Dual Aluminum Reservoir Bracket Clear Anodized 250-16327
WILWOOD
$69.36Remote reservoir mounting requires a bracket that won't add unnecessary weight while maintaining rock-solid reliability under pressure cycling. The Wilwood Dual Aluminum Reservoir Bracket delivers exactly that—a lightweight, purpose-built solution that...WIL250-16327- SKU:
- WIL250-16327
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
$69.36 -
Wilwood Hub Rotor Hybrid 10.15in OD 0.813in Thick 5x5in Bolt Pattern for 1974-80 Pinto Mustang II 160-9240LS
WILWOOD
$115.85If you're running a modified Pinto or Mustang II on the track, brake performance directly impacts your lap times and safety. The Wilwood 160-9240LS hub rotor hybrid delivers the thermal capacity and stopping power you need, with a cast-iron rotor...WIL160-9240LS- SKU:
- WIL160-9240LS
- Availability:
- Ships Same Business Day
- Weight:
- 15.20 LBS
$115.85 -
Wilwood 10.5" Vented Rotor with Long Studs for 1979-1988 GM Metric Spindles 160-9239LS
WILWOOD
$115.85If you're running a classic GM muscle car or street rod on 1979-1988 metric spindles, brake performance and wheel fitment directly impact your safety and handling. The Wilwood 160-9239LS HP Modified Hub and Rotor delivers the thermal capacity and...WIL160-9239LS- SKU:
- WIL160-9239LS
- Availability:
- Ships Same Business Day
- Weight:
- 15.45 LBS
$115.85 -
Wilwood 12.19in x 0.810in Left-Hand SRP Black Brake Rotor 160-7104-BK
WILWOOD
$217.49Effective brake cooling and consistent pad engagement are non-negotiable in performance driving—whether you're pushing a street rod on the weekend or competing in road race conditions. The Wilwood SRP rotor's drilled and slotted design actively reduces...WIL160-7104-BK- SKU:
- WIL160-7104-BK
- Availability:
- Ships Same Business Day
- Weight:
- 9.40 LBS
$217.49 -
Wilwood SRP Drilled Slotted Brake Rotor 12.19in x 0.810in 8x7in Bolt Pattern Right Hand 160-7103-BK
WILWOOD
$217.49Brake fade and inconsistent stopping power compromise both track performance and street safety. Wilwood's drilled and slotted design actively removes heat and outgassed pad material during hard braking, delivering shorter stopping distances and...WIL160-7103-BK- SKU:
- WIL160-7103-BK
- Availability:
- Ships Same Business Day
- Weight:
- 9.30 LBS
$217.49 -
Wilwood Drilled Steel Front Drag Rotor 11.75 x 0.35 8 x 7 160-3202
WILWOOD
$125.68Drag racing demands brake components engineered for extreme stopping power and thermal stability—the Wilwood 160-3202 delivers both with its cross-drilled steel construction that sheds heat faster while reducing unsprung weight. If you're running a...WIL160-3202- SKU:
- WIL160-3202
- Availability:
- Ships Same Business Day
- Weight:
- 5.50 LBS
$125.68 -
Wilwood Spec-37 8-Bolt 11.75" x 1.00" 16 Vane Left-Hand Slotted Rotor 160-15880
WILWOOD
$190.56When you're pushing your vehicle to its limits on the track, brake reliability becomes non-negotiable. The Wilwood Spec-37 rotor delivers the heat dissipation and pad engagement you need for consistent stopping power through multiple heat cycles, whether...WIL160-15880- SKU:
- WIL160-15880
- Availability:
- Ships Same Business Day
- Weight:
- 7.10 LBS
$190.56 -
Wilwood Spec-37 8-Bolt 11.75" x 1.00" 16-Vane Left-Hand Rotor 160-15878
WILWOOD
$126.82Stop accepting fade and inconsistency under hard braking. The Wilwood Spec-37 rotor delivers the thermal stability and precision cooling you need for sustained high-performance stops, whether you're on the track or pushing your limits on the street...WIL160-15878- SKU:
- WIL160-15878
- Availability:
- Ships Same Business Day
- Weight:
- 7.20 LBS
$126.82
