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Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
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Brake Calipers - Perf
Performance brake calipers are engineered to enhance your vehicle's stopping power, pedal feel, and fade resistance. Our collection spans a wide range of options, from direct bolt-on replacements to race-ready multi-piston upgrades, all selected for their ability to deliver measurable braking improvements.
Key considerations when choosing a caliper:
- Piston count and layout: More pistons distribute clamping force evenly, reducing pad taper and improving modulation. Fixed, opposed-piston designs typically offer superior pedal feel compared to floating calipers.
- Material and construction: Forged or billet aluminum calipers are lighter and dissipate heat more effectively than cast iron, reducing unsprung weight and brake fade.
- Compatibility: Calipers must match your rotor size, pad shape, and mounting points. Our listings include fitment details to ensure a correct match.
Whether you're upgrading for autocross, track days, or daily driving, a well-matched caliper upgrade can transform your brake system. Browse the collection to find the right set for your vehicle.
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The Wilwood DynaPro Single (DPS) billet aluminum caliper is engineered as the high-performance successor to the Dynalite Single (DLS) series. This precision-machined billet body offers superior strength and reduced deflection compared to cast alternatives, providing consistent clamping force and a firm pedal feel for specialized racing and performance applications.
- Precision Engineering: Fully machined from premium aluminum billet for maximum structural integrity.
- Dual Piston Design: Equipped with two 1.75-inch pistons for balanced pressure across the brake pad.
- Compact Fitment: Designed for 0.38-inch thick rotors with a 3.25-inch center-to-center lug mount.
- Legacy Compatibility: Serves as a direct upgrade or replacement for applications previously utilizing the Wilwood Dynalite Single (DLS) series.
- Manufacturer Part Number: 120-9687
The Wilwood Powerlite four-piston radial mount caliper is engineered for performance in demanding environments, offering a sleek profile and superior strength-to-weight ratio. Starting at just 2.26 pounds, this lightweight caliper is designed to maintain structural integrity in high-temperature racing situations, making it an ideal choice for sports, rally, and off-road applications.
- Lightweight Construction: High-strength design minimizes unsprung weight without compromising caliper stiffness.
- Versatile Application: Easily adapted for a variety of racing disciplines requiring a compact radial mount solution.
- Thermal Durability: Built to withstand the thermal stresses of aggressive braking cycles in competition use.
Technical Specifications:
- Manufacturer Part Number: 120-8729
- Piston Count: 4 Piston
- Piston Diameter: 1.38 in
- Disc Thickness Compatibility: .790 in to .860 in
- Mounting Type: Radial Mount
- Caliper Weight: 2.26 lbs
The Wilwood Powerlite four-piston radial mount caliper (MPN 120-8726) is engineered for high-performance applications where weight and clearance are critical. Weighing just 2.26 pounds, this compact caliper features a high-strength design that maintains structural integrity and clamping force even in high-temperature racing environments. Its versatile radial mount configuration makes it an ideal choice for sports, rally, and off-road driving applications.
- Four-piston configuration with 1.38-inch pistons
- Compatible with .350" and .500" disc widths
- Lightweight 2.26 lb construction for reduced unsprung weight
- Radial mount design for simplified installation and alignment
- Manufacturer Part Number: 120-8726
Fits select 1984-2024 Harley-Davidson motorcycles (excludes Springer and 4-speed FL models).
The Wilwood GP310 Rear motorcycle disc brake caliper is a high-performance braking solution designed specifically for heavy-duty applications. This 4-piston caliper is CNC-machined from billet aluminum, offering superior rigidity and reduced weight compared to cast factory components. It features a bracket-mounted design with standard 3.50-inch mounting spacing for a direct bolt-on installation on most compatible H-D models. This caliper is engineered to provide consistent clamping force and a firm lever feel for improved stopping confidence.
- 4-piston high-performance configuration
- Durable billet aluminum construction with a black finish
- Features four 1.25-inch pistons
- Designed for use with .25-inch thick brake discs
- Standard 3.50-inch mount spacing for bolt-on compatibility
- Manufacturer Part Number: 120-7740-BK
Fits select 2000-2007 Harley-Davidson single and dual disc models (excludes Springer and 4-speed FL models).
The Wilwood GP310 motorcycle disc brake caliper is engineered as a high-performance braking upgrade specifically for 2000-2007 Harley-Davidson models. This 4-piston powerhouse is CNC-machined from high-strength billet aluminum, providing superior clamping force and thermal stability compared to cast factory components. Designed for a direct leg-mount installation, this caliper offers a clean, bolt-on solution to enhance both the stopping power and the custom styling of your front end.
- Manufacturer Part Number: 120-7739-BK
- Caliper Series: GP310
- Configuration: 4-Piston
- Position: Front Left Hand (L/H)
- Piston Diameter: 1.25 in
- Compatible Rotor Thickness: 0.25 in
- Material: Billet Aluminum
- Finish: Black Anodized
Fits select 1983-1999 Harley-Davidson motorcycles (Front Left-Hand application), including the 1983 XR 1000. Fits single and dual disc models, excluding Springer and 4-speed FL models.
The Wilwood GP310 motorcycle disc brake caliper is a high-performance 4-piston upgrade engineered specifically for 1984 to 1999 Harley-Davidson models. Machined from billet aluminum for superior strength-to-weight ratio and heat dissipation, this caliper provides a significant improvement in clamping force and braking feel over factory equipment. The direct leg-mounted design allows for a clean, bolt-on installation without the need for additional brackets on compatible models.
- Part Number: 120-7737-BK
- Position: Front Left Hand (L/H)
- Piston Count: 4-Piston powerhouse design
- Piston Diameter: 1.25 in
- Disc Thickness: 0.25 in
- Construction: Billet Aluminum
- Finish: Durable Black coating
- Mounting Style: Direct Leg-Mount
The Wilwood Dynalite Single IIIA represents an evolution in compact, high-performance braking. Utilizing a permanent mold casting process, this caliper achieves maximum rigidity and weight reduction, weighing in at just 1.8 lbs. Designed for specialized applications where space is at a premium, it is commonly used on high-performance motorcycles, snowmobiles, and industrial machinery.
- Piston Size: 1.75 in (44.5 mm)
- Disc Thickness: 0.25 in (6.4 mm)
- Construction: High-strength permanent mold casting
- Weight: Approximately 1.8 lbs
- Application: Compact performance use (motorcycles, snowmobiles, custom builds)
- Part Number: 120-3842
The Wilwood GP200 2-Piston Brake Caliper is a high-performance, compact solution designed for applications requiring reliable clamping force in a space-constrained environment. Engineered for precision and durability, this fixed-mount caliper features dual 1.25-inch pistons and is commonly used in powersports, light-duty racing, and custom braking configurations.
- Piston Diameter: Dual 1.25-inch pistons for consistent pressure.
- Disc Compatibility: Designed for 0.25-inch thick rotors.
- Mounting Centers: 2.375-inch mounting centers for secure fitment.
- Construction: High-strength, lightweight aluminum body.
- Manufacturer Part Number: 120-17702
The GP200 series provides an excellent balance of weight savings and thermal stability, making it an ideal choice for builders looking to optimize braking efficiency. This caliper is built to withstand the rigors of performance driving while maintaining a low-profile footprint.
The Wilwood Forged Dynalite Internal (FDL-I) caliper (MPN 120-17683) is engineered for high-performance braking applications requiring a lightweight yet rigid housing. This caliper features a stress-flow forged aluminum body that eliminates the flex common in cast components, ensuring a firm and consistent pedal feel. The internal fluid passage design provides a clean profile by removing the need for external crossover tubes, which reduces the risk of damage from debris or interference.
Finished in a Type III Hard Anodized coating, this caliper is built to withstand extreme thermal cycles and corrosive environments found in competitive racing. It is specifically designed to accommodate 1.25-inch thick rotors and utilizes 1.75-inch diameter pistons for optimized clamping force and hydraulic modulation.
- Series: Forged Dynalite Internal (FDL-I)
- Manufacturer Part Number: 120-17683
- Piston Diameter: 1.75 in
- Rotor Width Compatibility: 1.25 in
- Material: Forged Aluminum Body
- Finish: Type III Hard Anodized
- Configuration: Internal Fluid Passages
The Wilwood MC4 Mechanical Parking Brake Caliper (120-17272) provides a high-leverage, cable-actuated solution for vehicles requiring a secondary e-brake system. Designed for durability and consistent clamping force, this left-hand (LH) orientation caliper is commonly used in custom rear disc brake conversions and racing applications where a dedicated mechanical parking brake is necessary.
- Manufacturer Part Number: 120-17272
- Series: MC4 Mechanical
- Position: Left Hand (LH)
- Mounting Center: 4.75-inch bracket
- Disc Compatibility: 0.39-inch (10mm) rotor thickness
- Finish: Type III (Ty3) Hard Anodized for superior wear and corrosion resistance
- Actuation: Mechanical cam-actuated lever
Constructed with a rugged body and an internal cam mechanism for maximum leverage, this caliper comes pre-loaded with brake pads. The Type III hard anodized finish ensures long-term reliability in harsh environments, resisting the heat cycles and road debris typical of performance and street-use braking systems.
The Wilwood MC4 Mechanical Caliper (MPN 120-17271) provides a compact and reliable solution for secondary mechanical braking and parking brake applications. Designed for right-hand (R/H) mounting, this caliper utilizes a high-leverage mechanical cam-over actuation system to provide secure clamping force without the need for hydraulic pressure.
- Series: MC4 Mechanical
- Orientation: Right Hand (R/H)
- Piston Diameter: 1.11 in (28.2 mm)
- Disc Width Compatibility: 0.39 in (10.0 mm)
- Finish: Grey with Wilwood logo
- Part Number: 120-17271
Constructed with the precision and durability expected from Wilwood, this caliper is ideal for custom brake conversions or vehicles requiring a dedicated mechanical parking brake. The grey finish offers excellent corrosion resistance while maintaining a professional appearance under the wheel well.
The Wilwood Forged Dynalite (FDL) Internal crossover caliper is a high-strength, lightweight 4-piston solution designed for a wide range of motorsports and performance applications. By utilizing a forged aluminum body, this caliper offers exceptional structural rigidity to minimize flex and ensure a consistent pedal feel under heavy braking loads. The Type III hard-anodized finish provides a durable, wear-resistant surface ideal for harsh racing environments.
- Forged Aluminum Construction: Stress-flow forging aligns the metal's grain structure for maximum strength and resistance to deflection.
- Internal Fluid Crossovers: The internal fluid passage design eliminates external crossover tubes that are susceptible to damage from track debris.
- Four-Piston Clamping: Provides even pressure distribution across the brake pad for improved modulation and thermal management.
- Type III Anodized Finish: A hard-coat finish that resists corrosion and maintains tolerances over long-term use.
Specifications:
- Manufacturer Part Number: 120-16743
- Piston Diameter: 1.38 in
- Rotor Thickness Compatibility: 0.38 in
- Caliper Type: Forged Dynalite Internal (FDL)
- Piston Material: Stainless Steel
- Finish: Type III Hard Anodized
The Wilwood GP320 series brake caliper provides precision stopping power for performance-oriented applications. Engineered for durability and thermal stability, this caliper utilizes 1.25-inch diameter pistons to deliver consistent clamping force and a responsive pedal feel. The high-strength body construction is designed to minimize deflection under heavy braking loads.
This GP320 model is specifically engineered to work with 0.81-inch thick rotors. It serves as a reliable solution for builders looking to optimize their braking system's heat management and efficiency in racing or specialized street environments.
- Manufacturer Part Number: 120-15753
- Series: GP320
- Piston Size: 1.25 in
- Disc Width Compatibility: 0.81 in
- High-strength construction for reduced deflection
- Optimized for performance heat dissipation
The Wilwood GP320 series caliper is engineered for high-performance braking in applications requiring a compact, rigid, and lightweight solution. This precision-machined component features dual 1.25-inch pistons designed to provide consistent clamping force and a firm, responsive pedal feel. Optimized for use with 0.235-inch thick rotors, the GP320 is a staple in specialty racing, powersports, and formula-style chassis where weight and reliability are critical.
- Manufacturer Part Number: 120-15752
- Series: GP320
- Piston Size: 1.25 in (31.8 mm)
- Rotor Thickness: 0.235 in (6.0 mm)
- High-strength construction for maximum rigidity under load
- Lightweight design to minimize unsprung weight
The Wilwood MC4 Mechanical Parking Brake Caliper is a high-performance solution for auxiliary or parking brake applications. Designed as a standalone mechanical unit, it is frequently used in custom rear brake conversions where the primary hydraulic calipers do not feature an integrated parking mechanism. This caliper uses a cam-over-actuated design to provide reliable clamping force for stationary holding or emergency use.
- Piston Diameter: 1.19 inches
- Rotor Thickness: Fits 1.10-inch rotors
- Orientation: Left Hand (LH)
- Finish: Durable black powder coat
- Actuation: Mechanical lever-style cam mechanism
- Part Number: 120-15485-BK
The Wilwood MC4 Mechanical Parking Brake Caliper provides a reliable, high-efficiency solution for vehicles requiring a dedicated mechanical brake system. This right-hand mount caliper is commonly used as a secondary parking brake in performance rear-disc conversions. It features a die-cast aluminum body for a high strength-to-weight ratio and a durable black powder coat finish to resist corrosion and road debris.
- Configuration: Right Hand (RH) mounting
- Piston Size: 1.19-inch single piston
- Rotor Compatibility: Designed for 1.10-inch thick rotors
- Mechanism: Internal cam-actuated with an integrated cable return spring
- Construction: Lightweight aluminum body with a black finish
- Part Number: 120-15484-BK
The Wilwood Forged Narrow Dynalite (FNDL) caliper (MPN: 120-15255) is a high-strength racing component engineered for late models, modifieds, sprints, and road racing applications. Developed through advanced stress analysis, the FNDL design provides significant improvements in bridge strength and rigidity compared to standard narrow-mount calipers.
- Piston Diameter: 1.38 in
- Mounting Spacing: 3.50 in centered mounting tabs
- Disc Thickness: Optimized for 1.00 in wide rotors
- Bridge Design: Five-bolt configuration for superior bridge strength and positive pad retention
- Pad Type: Uses top-loaded 7816 or 7216 type brake pads
As a direct replacement for previous Wilwood NDL series and similar 3.50-inch mount competitive brands, this caliper integrates seamlessly into existing setups. It is compatible with a full range of PolyMatrix compounds, allowing teams to tune brake response and thermal characteristics to specific track conditions.
The Wilwood Dynapro Dust-Boot (DP-DB) lug mount caliper is engineered for vehicles operating in harsh environments where protection against road and track debris is a priority. This caliper features dust-booted aluminum pistons, making it an ideal choice for low to intermediate temperature applications that require extra shielding for the piston bores without compromising performance.
Each clear anodized piston is designed to eliminate corrosion while providing necessary lubricity for drag-free operation. These dust boots work in conjunction with high-temperature, square-faced internal seals to ensure reliable piston retraction and consistent pedal feel. Designed for a 1.00-inch thick rotor and featuring 5.25-inch mounting centers, this caliper provides a durable solution for street or track use.
- Manufacturer Part Number: 120-15131-BK
- Piston Size: 1.75 in
- Rotor Thickness: 1.00 in
- Mounting: 5.25 in Lug Mount
- Finish: Black Anodized
- Piston Material: Clear Anodized Aluminum
- Internal Seals: High-temperature square faced
The Wilwood NDLR (Narrow Dynalite Radial) Dynapro series caliper is a compact and lightweight braking solution engineered specifically for Sprint and Midget inboard applications. Starting at just 2.70 pounds, this billet aluminum caliper features a spacer-less design that maximizes rigidity and strength for a consistent pedal feel under demanding racing conditions.
Optimized for .38-inch width rotors, the NDLR series utilizes a single split bridge area to enhance structural integrity while minimizing weight. The Type 3 hard anodize finish provides a durable, wear-resistant surface that stands up to harsh track environments. This radial mount configuration allows for precise alignment and can be mounted directly over studs or utilized with a radial mount bracket kit in place of traditional tab mount calipers.
- Manufacturer Part Number: 120-14764-SI
- Piston Size: 1.88 in
- Rotor Width: .38 in
- Mounting Spread: 4.75 in Radial Mount
- Construction: Billet Aluminum
- Finish: Type 3 Anodized
- Weight: 2.70 lbs
The Wilwood Dynapro Dust Seal (DPR-DS) radial mount caliper combines race-proven technology with essential environmental protection for street, rally, and off-road use. Engineered for versatility and durability, the DPR-DS series features internal dust wiper seals that protect the piston bores from grit and debris, making them ideal for applications requiring environmental sealing or compliance with local registration standards.
- Precision Braking: Four-piston design provides consistent clamping force and a firm pedal feel.
- Robust Construction: A sleek, high-strength profile designed for extreme durability in adverse driving conditions.
- Lightweight Performance: Weighing as little as 3.58 lbs, these calipers minimize unsprung weight for improved suspension response.
- Specifications: Features 1.25-inch pistons and is compatible with rotor thicknesses ranging from 0.38 to 0.50 inches.
- Mounting: Radial mount configuration for easy centering over the rotor using shims.
- Part Number: 120-14698-RD
The Wilwood Dynapro Dust Seal Radial Mount (DPR-DS) 4-piston caliper bridges the gap between pure race technology and street-driven durability. Engineered for high-performance sports, rally, and off-road applications, the DPR-DS series is specifically designed for environments where sealing against the elements is a priority. These calipers feature internal dust wiper seals, making them suitable for jurisdictions requiring environmental sealing for road use.
The radial mount design provides a sleek, low-profile fitment with exceptional structural integrity. Despite its strength, the Dynapro series remains lightweight—with weights as low as 3.58 lbs—helping to minimize unsprung mass for improved suspension response. The black finish offers a clean, professional look while protecting the caliper body from corrosion.
- Configuration: 4-Piston Radial Mount
- Piston Size: 1.25 in
- Rotor Width: Compatible with .38 in to .500 in rotors
- Environmental Protection: Integrated dust wiper seals
- Material: High-strength aluminum construction
- Weight: Approx. 3.58 lbs
- MPN: 120-14698-BK
The Wilwood DynaPro DPR-DS (Dust Seal) radial mount caliper represents an evolution in performance braking, bridging the gap between pure race technology and the durability required for rally, off-road, and sport driving. This four-piston caliper is engineered for extreme environments where environmental sealing is a necessity, featuring internal dust wiper seals that protect the piston bores from grit, moisture, and debris.
Constructed with a sleek, high-strength profile, the DynaPro series utilizes a radial mounting system for increased versatility and simplified alignment over the rotor. At a weight as low as 3.58 pounds, these calipers reduce unsprung mass without sacrificing the structural integrity needed for aggressive braking maneuvers.
- Manufacturer Part Number: 120-14698
- Series: DynaPro DPR-DS
- Piston Count: 4 Piston
- Piston Diameter: 1.25 in
- Rotor Thickness Compatibility: 0.38 in to 0.50 in
- Mounting Type: Radial Mount
- Finish: Clear Anodized
- Internal dust wiper seals for environmental protection
- Typical weight: 3.58 lbs
Fits 1997-2004 Chevrolet Corvette C5 and 2005-2013 Corvette C6 base models equipped with 12.00-inch diameter rear rotors.
The Wilwood DPC56 rear caliper (MPN 120-13916-RD) is engineered as a high-performance street and custom upgrade for Corvettes and hot rods utilizing Corvette suspension geometry. These four-piston fixed mount calipers provide significantly more positive pedal response and balanced pad loading compared to the factory sliding calipers they replace. Designed for a seamless installation, these units bolt directly to the OE Corvette spindle without the need for specialized brackets or adapters and are fully compatible with factory banjo-bolt style brake hoses.
- Part Number: 120-13916-RD
- Configuration: 4-Piston Fixed Mount
- Piston Size: 1.25 in
- Rotor Diameter: Fits 12.00 in Rotors
- Disc Width: 1.04 in
- Finish: Red Powder Coat
- Installation: Direct bolt-on to factory spindles
The Wilwood Forged Dynalite series (MPN 120-13846) represents the next generation of performance braking, evolving from the industry-standard Dynalite platform. This design features a forged billet body with a single split bridge and a spacer-less architecture to maximize structural stiffness and improve overall pedal feel. By eliminating the spacer, Wilwood has created a more rigid caliper that resists deflection under heavy braking loads while maintaining a sleek, professional appearance.
- Series: Forged Dynalite
- Piston Size: 1.75 in
- Rotor Width Compatibility: 1.10 in
- Material: Forged Billet Aluminum
- Design: Single split bridge and spacer-less body
- Part Number: 120-13846
The Wilwood Forged Dynalite Internal (FDL-I) series represents a significant advancement in caliper rigidity and performance. This 4-piston caliper features a spacer-less, single split-bridge design that increases structural strength while maintaining a compact, lightweight profile. By utilizing internal fluid passages and eliminating external crossover tubes, the FDL-I offers a cleaner appearance and improved protection from track debris.
Constructed from forged billet aluminum, this caliper is engineered to deliver consistent clamping force and reduced deflection under heavy braking loads. It is designed for applications requiring a 0.81-inch disc width and 1.75-inch piston diameter, providing a stiff and reliable solution for performance street and racing use.
- Manufacturer Part Number: 120-13844-BK
- Series: Forged Dynalite Internal (FDL-I)
- Piston Size: 1.75 in (44.5 mm)
- Rotor/Disc Width: 0.81 in (20.6 mm)
- Material: Forged Billet Aluminum
- Finish: Black Anodized
- Configuration: 4-Piston, Spacer-less Single Split Bridge
The Wilwood Forged Dynalite series (MPN: 120-13844) represents a technical evolution of the industry-standard Dynalite design. This internal crossover caliper utilizes a forged billet aluminum body with a spacer-less, single split bridge construction. This design transition significantly increases structural rigidity and resistance to deflection under high-load braking while providing a cleaner, more streamlined profile.
Engineered for performance applications requiring high clamping force and minimal weight, this 4-piston caliper is optimized for consistent thermal management and pedal feel. The internal fluid passages eliminate external crossover tubes, reducing the risk of damage from track debris or tight clearance issues.
- Piston Diameter: 1.75 in
- Rotor Width: 0.81 in
- Material: Forged Billet Aluminum
- Body Design: Spacer-less with internal fluid crossover
- Bridge Style: Single split bridge for maximum stiffness
- Manufacturer Part Number: 120-13844
The Wilwood Forged Dynalite (FDL) Internal 4-piston caliper (MPN 120-13843) is a lightweight, high-performance solution for applications requiring reliable clamping force in a compact package. This specific model features internal fluid passages, which eliminate the need for external crossover tubes, providing a cleaner profile and protecting fluid lines from damage. The forged aluminum body provides superior strength and resistance to deflection under high pressure.
Engineered for durability, the caliper is finished in a Type III hard anodized coating to provide exceptional wear resistance and thermal stability. This unit is designed for use with 0.38-inch thick rotors and utilizes four 1.75-inch pistons to ensure balanced pressure distribution across the brake pads.
- Manufacturer Part Number: 120-13843
- Piston Diameter: 1.75 in (44.5 mm)
- Rotor Width: 0.38 in (9.7 mm)
- Finish: Type III Hard Anodized
- Construction: Forged aluminum with internal fluid crossover
- Piston Count: 4-Piston
The Wilwood Forged Dynalite (MPN: 120-13842-BK) is the next-generation evolution of the industry-standard Dynalite series. This version features an advanced single split bridge and a spacer-less design, which significantly increases structural stiffness and improves clamping efficiency. By eliminating additional hardware and joints, Wilwood has engineered a stronger, more rigid caliper that provides a firmer pedal feel compared to previous modular designs.
Forged from premium billet aluminum, this caliper utilizes internal fluid crossovers to remove the need for external tubes. The result is a high-performance brake component that offers superior strength and a clean, professional appearance. Designed to accommodate 0.81-inch thick rotors, it is a versatile choice for sports car builds, drag racing, and street performance applications.
- Manufacturer Part Number: 120-13842-BK
- Series: Forged Dynalite
- Piston Size: 1.62 in
- Rotor Width: 0.81 in
- Material: Forged Billet Aluminum
- Finish: Black Anodized
- Design: Single split bridge, spacer-less internal crossover
The Wilwood Forged Dynalite (FDL) 4-piston caliper represents the next generation of performance braking. By utilizing a spacer-less, single split-bridge architecture, Wilwood has significantly increased housing stiffness while eliminating extra hardware and potential leak points. This forged billet aluminum caliper is engineered for high-performance applications where structural integrity and weight reduction are critical.
- Manufacturer Part Number: 120-13839-RD
- Piston Size: 1.38 in (35.1 mm) for precise clamping force
- Rotor Width: Designed for use with 0.81 in (20.6 mm) thick discs
- Construction: High-strength forged billet aluminum body with internal fluid passages
- Body Design: Spacer-less, single split-bridge design for maximum rigidity and a clean aesthetic
- Finish: Durable Red powder coat for heat and chemical resistance
The refined profile of the Forged Dynalite series allows for greater wheel clearance and a more reliable seal compared to traditional multi-piece designs. This unit serves as a direct upgrade or replacement in systems requiring 1.38-inch pistons and 0.81-inch rotor spacing.
The Wilwood Forged Dynalite Internal series (MPN: 120-13839-BK) represents a significant evolution in performance braking. This black anodized caliper utilizes a forged billet aluminum body with a single split bridge and a spacer-less design. This construction maximizes structural stiffness and reduces deflection under load, resulting in a firmer, more consistent pedal feel compared to standard multi-piece calipers.
By eliminating external fluid crossover tubes and implementing an internal passage, this caliper offers a cleaner profile and enhanced protection from debris. It is engineered for high-performance applications requiring a balance of lightweight construction and high-clamping force.
- Series: Forged Dynalite (Internal)
- Piston Count: 4
- Piston Diameter: 1.38 in (35.1mm)
- Disc Thickness: 0.81 in (20.6mm)
- Material: Forged Billet Aluminum
- Finish: Black Anodized
- Part Number: 120-13839-BK
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