Wilwood Caliper-Forged Narrow Dynalite 3.50in Mount 1.98in Pistons 1.25in Disc
Wilwood Caliper-Forged Narrow Dynalite 3.50in Mount 1.98in Pistons 1.25in Disc
Description
Wilwood Caliper-Forged Narrow Dynalite 3.50in Mount 1.98in Pistons 1.25in Disc
Wilwood's new Forged Narrow Mount Dynalite (FNDL) calipers are ideal for and widely used in many competition applications including late models,modifieds, sprints, off road and road racing. Computer generated design and stress analysis technology, is the latest innovation from Wilwood providing substantial improvements in strength and performance over all comparable caliper models.Forged Narrow Mount Dynalites are the strongest calipers in the class. FNDL calipers are a direct replacement for all previous Wilwood NDL’s and similar competitive brands with 3.50" centered mounting tabs. A total of five bolts provide superior bridge strength and positive retention of the top loaded 7816 or 7216 type brake pads. The full range of PolyMatrix pad compounds is available to match the brake response and heat range requirements of any competition application.
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 08:56:00
Features
Note for Pistons, Rings, Rotors, Rods and engine internals
Unless otherwise specified, some brands supply brake rotors, pistons, strut mounts, rods and rings separately. In some cases, titles may indicate plural, or 'set' - eg the term “ring set” often refers to the rings for a single piston only. If you’re unsure about what’s included with this product, please contact our team for clarification.
(keyword: pistons)Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.
Specifications
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Wilwood, Wilwood Disc Brakes |
| StreetFX SKU | wil120-11579 |
| SFX Item ID | 4408068 |
| Accounting SKU | wil-120-11579 |
| Manufacturer SKU | 120-11579 |
| Manufacturer UPC | 889545001624 |
| Alternative References | WIL-120-11579 |
Brake Caliper, Forged Narrow Dynalite, 4-piston, Aluminum, Gray Anodized, Wilwood Logo, Each
Wilwood Forged Narrow Dynalite (FNDL) calipers are ideal for and widely used in many competition applications including late models, Modifieds, Sprint Cars, off-road, and road racing. Computer-generated design and stress analysis technology provided substantial improvements in strength and performance over all comparable narrow-mount brake calipers.
Stress-flow forging re-aligns the metal's grain structure within the contour of the caliper body. This eliminates the breaks and interruptions to the internal grain structure that occur when machining a straight block billet. Structural deflection and volume displacement tests have proven that FDNL calipers outperform all existing styles of this popular caliper size. The superior strength of this innovative design is combined with proven performance features from Wilwood's earlier designs.
Features of Wilwood Forged Narrow Dynalite calipers include:
• The strongest calipers in the class
• Direct replacements for all previous Narrow Dynalites and similar competitive brands with 3.50 in. centered mounting tabs
• Five bolts provide superior bridge strength and positive retention of the top loaded 7816 or 7216-type brake pads
• Radial-transition design between the piston housing body and the caliper bridges increases resistance to deflection and separation
• SRS stainless steel bridge plates eliminate bridge wear caused by pad gouging and extend the service life of the caliper body
• Spring-loading action of the SRS plates also eliminates pad rattle and dampens the vibration harmonics that contribute to squeal
• High-temperature seals and stainless steel pistons eliminate corrosion and retard heat transfer from the pads
• Internal fluid passages eliminate the need for external tubes
• Four corner bleed screws assure simple and effective bleeding and allow calipers to be mounted in any position, front or rear
• Full range of PolyMatrix pad compounds is available to match brake response and heat range requirements
• Available anodized, in custom colors, or polished (select piston sizes and rotor widths)
| Product Attributes | |
|---|---|
| UPC | 889545001624 |
| Brand | Wilwood Disc Brakes |
| Notes | Calipers will directly replace all previous Wilwood NDL and similar competitive brands with 3.500 in. centered mounting tabs. |
| Quantity | Sold individually. |
| Part Type | Brake Calipers |
| Thread Size | 1/8 in. NPT |
| Caliper Logo | Wilwood |
| Product Line | Wilwood Forged Narrow Dynalite Calipers |
| Caliper Color | Gray/Silver |
| Caliper Series | Forged Narrow Dynalite |
| Remanufactured | No |
| Caliper Material | Aluminum |
| Brackets Included | No |
| Fittings Included | No |
| Brake Pads Included | No |
| Piston Diameter (in.) | 1.120 |
| Rotor Thickness (in.) | 1.250 in. |
| Caliper Piston Quantity | Four |
| Parking Brake Provision | No |
| Manufacturer's Part Number | 120-11579 |
Compatibility
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