Wilwood Forged Superlite 4 Radial Sprint Inboard Rear Brake Kits 140-17141 KIT,SPRINT,FSL4R,INBOARD,VENTED ROTOR
Wilwood Forged Superlite 4 Radial Sprint Inboard Rear Brake Kits 140-17141 KIT,SPRINT,FSL4R,INBOARD,VENTED ROTOR
Description
Brake System - Forged Superlite - Rear - 4 Piston Caliper - 12.19 in Slotted Rotor - Aluminum - Gray Anodized - Sprint Car - Kit
Wilwood kit sprint FSL4R inboard vented rotor 12.19X.810 dynamic MT
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 20:15:47
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: rotor)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 | wil140-17141 |
| SFX Item ID | 4779222 |
| Accounting SKU | wil-140-17141 |
| Manufacturer SKU | 140-17141 |
| Manufacturer UPC | 889545109276 |
| Alternative References | WIL-140-17141 |
KIT,SPRINT,FSL4R,INBOARD,VENTED ROTOR
Wilwood Forged Superlite 4 Radial Sprint inboard rear brake kits fully engineered bolt-on brake systems for Sprint car quick-change rears with 3.00 x 46 splined axles. With vented rotors and dynamic-mount rotor axle clamps, these kits offer the lowest rotating weight available for Sprint racing.
The lightweight advantages of Wilwood Sprint rotors are fortified with the high durability, long wear, and superior heat control properties of advanced materials. Redesigned Type III hard anodize forged Superlite 4 radial-mount calipers with BP-40 pads, produce superior stopping power and consistent fade-free response. Kit includes axle clamp with dual mount rotor adapter with T-nuts, radial mount bracket assembly, and mounting hardware.
Wilwood Forged Superlite 4 Radial Sprint inboard rear brake kits are available with solid or slotted curved vane rotors. Choose the kit you prefer.
| Product Attributes | |
|---|---|
| Brand | Wilwood Disc Brakes |
| Manufacturer's Part Number | 140-17141 |
| Part Type | Disc Brake Kits |
| Product Line | Wilwood Forged Superlite 4 Radial Sprint Inboard Rear Brake Kits |
| UPC | 889545109276 |
| Position | Rear |
| Front Rotor Included | No |
| Rear Rotor Included | Yes |
| Rear Rotor Style | Slotted surface |
| Rear Rotor Construction | Vented |
| Rear Rotor Diameter | 12.19 in./309.63mm |
| Rear Rotor Thickness (in.) | 0.81 |
| Front Caliper Included | No |
| Rear Caliper Included | Yes |
| Rear Caliper Piston Quantity | Four |
| Rear Caliper Material | Forged billet aluminum |
| Rear Caliper Color | Gray/Silver |
| Brake Pads Included | Yes |
| Friction Material Name | BP-40 |
| Parking Brake Provision | No |
| Offset (in.) | 0.000 in. |
| Front Spindles Included | No |
| Master Cylinder Included | No |
| Brake Booster Included | No |
| Remanufactured | No |
| Brake Hoses Included | No |
| Quantity | Sold as a kit. |
| Notes | Fits sprint car quick change rears with 3.00 x 46-splined axles. |
Compatibility
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