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 Dynapro 4-Piston Billet Aluminum Caliper 1.38" Bore 0.81" Rotor 5.25" Mount 120-9703
WILWOOD
$281.88The Wilwood Dynapro Billet Caliper 1.38/.81 is a high-performance brake caliper designed for heavy-duty applications. Constructed from forged billet aluminum, it offers superior strength and durability. The caliper features a black anodized finish for...WIL120-9703- SKU:
- WIL120-9703
- Availability:
- Ships Same Business Day
- Weight:
- 3.60 LBS
- MFG Part #:
- 120-9703
$281.88 -
Wilwood Dynapro Billet Caliper 4 Piston Side Inlet 1.75" Pistons 0.380" Rotor 5.250" Mount 120-9695-SI
WILWOOD
$246.88The Wilwood Dynapro Billet Caliper Side Inlet 1.75/.380 is a high-performance brake caliper designed for superior strength and efficiency. Constructed from billet aluminum and finished with a gray anodized coating, it offers durability and a sleek...WIL120-9695-SI- SKU:
- WIL120-9695-SI
- Availability:
- Ships Same Business Day
- Weight:
- 3.80 LBS
- MFG Part #:
- 120-9695-SI
$246.88 -
Wilwood Dynapro Lug Mount 4-Piston Caliper 1.75" Pistons 0.38" Rotor 5.25" Mount Center 120-9695
WILWOOD
$281.88The Wilwood Dynapro Billet Caliper 1.75/.38 WIL120-9695 is a high-performance brake caliper designed for superior strength and durability. Constructed from forged billet aluminum and finished with a black anodized coating, it features a 4-piston design...WIL120-9695- SKU:
- WIL120-9695
- Availability:
- Ships Same Business Day
- Weight:
- 3.55 LBS
- MFG Part #:
- 120-9695
$281.88 -
Wilwood Dynapro 4-Piston Billet Caliper 1.75" Pistons 0.81" Rotor Lug Mount 120-9693-SI
WILWOOD
$246.88The Wilwood Dynapro Billet Caliper 1.75/.81 WIL120-9693-SI is a high-performance 4-piston brake caliper designed for superior strength and reliability. Constructed from forged billet aluminum and finished with a gray anodized coating, it offers enhanced...WIL120-9693-SI- SKU:
- WIL120-9693-SI
- Availability:
- Ships Same Business Day
- Weight:
- 3.62 LBS
- MFG Part #:
- 120-9693-SI
$246.88 -
Wilwood Dynapro 4-Piston Billet Aluminum Caliper 1.75" Pistons 0.81" Rotor 5.25" Lug Mount 120-9693
WILWOOD
$281.88The Wilwood Dynapro Billet Caliper 1.75/.81 WIL120-9693 is a high-performance 4-piston brake caliper designed for superior strength and durability. Constructed from forged billet aluminum and finished with a black anodized coating, it offers enhanced...WIL120-9693- SKU:
- WIL120-9693
- Availability:
- Ships Same Business Day
- Weight:
- 3.68 LBS
- MFG Part #:
- 120-9693
$281.88 -
Wilwood Dynapro 4-Piston Billet Aluminum Caliper 1.75" Pistons 1.25" Rotor 5.25" Mount 120-9691
WILWOOD
$281.88The Wilwood Dynapro Billet Caliper 1.75/1.25 WIL120-9691 is a high-performance brake caliper designed for superior strength and efficiency. Constructed from forged billet aluminum, it features a black anodized finish for enhanced durability and...WIL120-9691- SKU:
- WIL120-9691
- Availability:
- Ships Same Business Day
- Weight:
- 3.70 LBS
- MFG Part #:
- 120-9691
$281.88 -
Wilwood Dynapro Billet 2-Piston Caliper 1.38" Bore 0.38" Rotor 3.75" Mount 120-9690
WILWOOD
$159.25The Wilwood Dynapro Billet Caliper 1.38/.380 WIL120-9690 is a high-performance brake caliper designed for superior strength and durability. Constructed from billet aluminum and finished with a gray anodized coating, it features a two-piston design...WIL120-9690- SKU:
- WIL120-9690
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
- MFG Part #:
- 120-9690
$159.25 -
Wilwood 2.00in Undersize Metric Caliper 120-9333
WILWOOD
$106.75The Wilwood 2.00in Undersize Metric Caliper WIL120-9333 is a high-performance brake caliper designed for GM Metric applications. Constructed from durable cast iron with a natural finish, it features a single stainless steel piston and is compatible with...WIL120-9333- SKU:
- WIL120-9333
- Availability:
- Ships Same Business Day
- Weight:
- 4.44 LBS
- MFG Part #:
- 120-9333
$106.75 -
Wilwood GM Metric Iron Single Piston Floater Caliper 2.75" Piston 11.75" Rotor 5.46" Mount WIL120-8924
WILWOOD
$106.75The Wilwood 2.75in Oversize Metric Caliper is a high-performance brake component designed for racing applications. Constructed from durable cast iron, it features a single stainless steel piston and is compatible with 1978 and later GM Metric systems...WIL120-8924- SKU:
- WIL120-8924
- Availability:
- Ships Same Business Day
- Weight:
- 4.89 LBS
- MFG Part #:
- 120-8924
$106.75 -
Wilwood Forged Narrow Mount Dynalite Caliper 3.50in Mount 1.38in Pistons 1.00in Rotor WIL120-15255
WILWOOD
$184.24The Wilwood Forged Narrow Mount Dynalite Caliper is engineered for high-performance braking in motorsports applications. Designed with a 3.50-inch lug mount, it accommodates 1.00-inch thick rotors and features 1.38-inch stainless steel pistons for...WIL120-15255- SKU:
- WIL120-15255
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- MFG Part #:
- 120-15255
$184.24 -
Wilwood Forged Narrow Dynalite Caliper 3.50in Mount 1.75in Pistons 1.00in Rotor 120-15254
WILWOOD
$184.24The Wilwood Forged Narrow Mount Dynalite Caliper is engineered for high-performance braking in various motorsport applications. Designed with a 3.50-inch lug mount and 1.75-inch stainless steel pistons, it accommodates 1.00-inch thick rotors, ensuring...WIL120-15254- SKU:
- WIL120-15254
- Availability:
- Ships Same Business Day
- Weight:
- 3.20 LBS
- MFG Part #:
- 120-15254
$184.24 -
Wilwood GM Metric Race Caliper 2.00in Piston 1.040in Rotor 5.460in Mount 120-14876
WILWOOD
$179.81The Wilwood GM Metric Race Caliper is engineered for high-performance racing applications, featuring a single 2.00-inch stainless steel piston and a robust aluminum construction with a gray anodized finish. Designed to accommodate a 12.190-inch outer...WIL120-14876- SKU:
- WIL120-14876
- Availability:
- Ships Same Business Day
- Weight:
- 3.55 LBS
- MFG Part #:
- 120-14876
$179.81 -
Wilwood GM Metric Race Caliper 2.50" Piston 1.040" Rotor 5.460" Mount WIL120-13900
WILWOOD
$179.81The Wilwood GM Metric Race Caliper 2.50 / 1.040 is a high-performance brake caliper designed for racing applications. Constructed from durable cast iron, it features a 2.50-inch stainless steel piston and is compatible with rotors up to 11.75 inches in...WIL120-13900- SKU:
- WIL120-13900
- Availability:
- Ships Same Business Day
- Weight:
- 3.90 LBS
- MFG Part #:
- 120-13900
$179.81 -
Wilwood Billet Narrow Dynalite 4-Piston Radial Mount Caliper 12.72" OD 0.81" Rotor WIL120-13406-SI
WILWOOD
$265.56The Wilwood Billet NDL Caliper Radial Mount Side Inlet is a high-performance brake caliper designed for racing applications. Constructed from lightweight billet aluminum and finished with a durable gray anodized coating, this caliper offers enhanced...WIL120-13406-SI- SKU:
- WIL120-13406-SI
- Availability:
- Ships Same Business Day
- Weight:
- 3.40 LBS
- MFG Part #:
- 120-13406-SI
$265.56 -
Wilwood Forged Narrow Dynalite Caliper 3.50in Mount 1.12in Pistons 0.810in Rotor 120-11578
WILWOOD
$188.97The Wilwood Forged Narrow Mount Dynalite (FNDL) Caliper is engineered for high-performance braking in competitive motorsports. Designed with a 3.50-inch lug mount and 1.12-inch stainless steel pistons, it offers exceptional strength and reliability. The...WIL120-11578- SKU:
- WIL120-11578
- Availability:
- Ships Same Business Day
- Weight:
- 3.95 LBS
- MFG Part #:
- 120-11578
$188.97 -
Wilwood Forged Narrow Dynalite 4-Piston Caliper 3.5" Mount 1.375" Piston 120-11576
WILWOOD
$178.68The Wilwood Forged Narrow Dynalite (FNDL) caliper is engineered for high-performance braking in competitive motorsports. Designed to fit 3.50-inch centered mounting tabs, it offers superior strength and reliability for various racing applications. ...WIL120-11576- SKU:
- WIL120-11576
- Availability:
- Ships Same Business Day
- Weight:
- 4.04 LBS
- MFG Part #:
- 120-11576
$178.68 -
Wilwood Forged Narrow Dynalite 4-Piston Aluminum Brake Caliper 3.5in Mount 1.375in Piston 120-11575
WILWOOD
$178.68The Wilwood Caliper FNDL 3.50in Mt 1.375 Piston is a high-performance brake caliper designed for competitive racing applications. Constructed from forged aluminum and finished with a gray anodized coating, this caliper offers enhanced strength and...WIL120-11575- SKU:
- WIL120-11575
- Availability:
- Ships Same Business Day
- Weight:
- 3.86 LBS
- MFG Part #:
- 120-11575
$178.68 -
Wilwood Forged Narrow Mount Dynalite Caliper 3.5" Mount 1.75" Pistons 1.25" Rotor 120-11573
WILWOOD
$178.68The Wilwood Caliper FNDL 3.50in Mt 1.75 Piston is a high-performance brake caliper designed for competitive applications. Constructed from lightweight forged aluminum and finished with a gray anodized coating, it offers enhanced durability and corrosion...WIL120-11573- SKU:
- WIL120-11573
- Availability:
- Ships Same Business Day
- Weight:
- 3.80 LBS
- MFG Part #:
- 120-11573
$178.68 -
Wilwood Forged Narrow Dynalite 4-Piston Aluminum Caliper 3.5" Mount 1.75" Pistons 12.72" OD x 0.81" Thick Rotor WIL120-11572-SI
WILWOOD
$205.32The Wilwood Caliper FNDL 3.50in Mt 1.75 Piston 120-11572-SI is a high-performance brake caliper engineered for superior stopping power and reliability. Its advanced design features a robust 4-piston configuration, ensuring efficient heat dissipation and...WIL120-11572-SI- SKU:
- WIL120-11572-SI
- Availability:
- Ships Same Business Day
- Weight:
- 3.80 LBS
- MFG Part #:
- 120-11572-SI
$205.32 -
Wilwood Forged Narrow Dynalite 4-Piston Caliper 3.50in Mount 1.75in Pistons 12.72in OD Rotor 0.81in Thick 120-11572
WILWOOD
$178.68Enhance your vehicle's braking performance with the Wilwood Caliper FNDL 3.50in Mt 1.75 Piston 120-11572. This high-performance caliper is engineered for superior stopping power and durability, making it an ideal choice for various racing and performance...WIL120-11572- SKU:
- WIL120-11572
- Availability:
- Ships Same Business Day
- Weight:
- 3.70 LBS
- MFG Part #:
- 120-11572
$178.68
