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Wilwood Forged Superlite 4 Radial Sprint Inboard Rear Brake Kits 140-17141 KIT,SPRINT,FSL4R,INBOARD,VENTED ROTOR

SKU: WIL140-17141

Disc Brake Kits

Wilwood Forged Superlite 4 Radial Sprint Inboard Rear Brake Kits 140-17141 KIT,SPRINT,FSL4R,INBOARD,VENTED ROTOR

SKU: WIL140-17141

Disc Brake Kits
A$1,912.94
Available from MFR. In stock at 1 location (2 available)

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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

Data: v4.2 - Upd: 2026-11-08 20:08:59

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
BrandWilwood Disc Brakes
Manufacturer's Part Number140-17141
Part TypeDisc Brake Kits
Product LineWilwood Forged Superlite 4 Radial Sprint Inboard Rear Brake Kits
UPC889545109276
PositionRear
Front Rotor IncludedNo
Rear Rotor IncludedYes
Rear Rotor StyleSlotted surface
Rear Rotor ConstructionVented
Rear Rotor Diameter12.19 in./309.63mm
Rear Rotor Thickness (in.)0.81
Front Caliper IncludedNo
Rear Caliper IncludedYes
Rear Caliper Piston QuantityFour
Rear Caliper MaterialForged billet aluminum
Rear Caliper ColorGray/Silver
Brake Pads IncludedYes
Friction Material NameBP-40
Parking Brake ProvisionNo
Offset (in.)0.000 in.
Front Spindles IncludedNo
Master Cylinder IncludedNo
Brake Booster IncludedNo
RemanufacturedNo
Brake Hoses IncludedNo
QuantitySold as a kit.
NotesFits sprint car quick change rears with 3.00 x 46-splined axles.

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